{"id":7989,"date":"2021-06-08T21:58:46","date_gmt":"2021-06-08T21:58:46","guid":{"rendered":"https:\/\/opentextbc.ca\/introductorychemistry\/back-matter\/appendix-standard-reduction-potentials-by-value\/"},"modified":"2021-10-27T16:48:57","modified_gmt":"2021-10-27T16:48:57","slug":"appendix-standard-reduction-potentials-by-value","status":"publish","type":"back-matter","link":"https:\/\/opentextbc.ca\/introductorychemistry\/back-matter\/appendix-standard-reduction-potentials-by-value\/","title":{"raw":"Appendix E: Standard Reduction Potentials by Value","rendered":"Appendix E: Standard Reduction Potentials by Value"},"content":{"raw":"\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
Standard Cathode (Reduction) Half-Reaction<\/th>\r\nStandard Reduction Potential E\u00b0 (volts)<\/th>\r\n<\/tr>\r\n
\r\n

Li+<\/sup>(aq) + e-<\/sup>\u00a0\u21cc\u00a0Li(s)<\/p>\r\n<\/td>\r\n

\r\n

\u20133.040<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ba2+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Ba(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20132.92<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Rb+<\/sup>\u00a0+ e-<\/sup>\u00a0\u21cc\u00a0Rb (s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

-2.98<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

K+<\/sup>(aq) + e-<\/sup>\u00a0\u21cc\u00a0K(s)<\/p>\r\n<\/td>\r\n

\r\n

-2.93<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Cs+<\/sup>(aq) + e-<\/sup>\u00a0\u21cc\u00a0Cs(s)<\/p>\r\n<\/td>\r\n

\r\n

-2.92<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ba2+<\/sup>(aq) + 2e-\u00a0\u21cc\u00a0Ba(s)<\/p>\r\n<\/td>\r\n

\r\n

-2.91<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Sr2+<\/sup>(aq) + 2e-\u00a0\u21cc\u00a0Sr(s)<\/p>\r\n<\/td>\r\n

\r\n

-2.89<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ca2+<\/sup>(aq) + 2e-\u00a0\u21cc\u00a0Ca(s)<\/p>\r\n<\/td>\r\n

\r\n

\u20132.84<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Na+<\/sup>(aq) + e-<\/sup>\u00a0\u21cc\u00a0Na(s)<\/p>\r\n<\/td>\r\n

\r\n

\u20132.713<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Mg(OH)2<\/sub>(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a0Mg(s<\/i>) + 2OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20132.687<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

La3+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0La(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20132.38<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Mg2+<\/sup>(aq) + 2e-<\/sup>\u00a0\u21cc\u00a0Mn(s)<\/p>\r\n<\/td>\r\n

\r\n

-2.356<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ce3+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Ce(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20132.336<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Al(OH)4<\/sub>\u2212<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Al(s<\/i>) + 4OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20132.310<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

AlF6<\/sub>3\u2212<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Al(s<\/i>) + 6F\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20132.07<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Be2+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Be(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20131.99<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

B(OH)4<\/sub>\u2212<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0B(s<\/i>) + 4OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20131.811<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

U3+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0U(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20131.66<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Al3+<\/sup>(aq) + 3e-<\/sup>\u00a0\u21cc\u00a0Al(s)<\/p>\r\n<\/td>\r\n

\r\n

\u20131.676<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

SiF6<\/sub>2\u2212<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0Si(s<\/i>) + 6F\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20131.37<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Zn(CN)4<\/sub>2\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Zn(s<\/i>) + 4CN<\/p>\r\n<\/td>\r\n

\r\n

\u20131.34<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Zn(OH)4<\/sub>2\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Zn(s<\/i>) + 4OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20131.285<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Mn2+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Mn(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20131.17<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

V2+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0V(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20131.13<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

2SO3<\/sub>2\u2212<\/sup>\u00a0+ 2H2<\/sub>O(l<\/i>) + 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0S2<\/sub>O4<\/sub>2\u2212<\/sup>\u00a0+ 4OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20131.13<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Zn(NH3<\/sub>)4<\/sub>2+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Zn(s<\/i>) + 4NH3<\/sub><\/p>\r\n<\/td>\r\n

\r\n

\u20131.04<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

O2<\/sub>\u00a0(aq) + e-<\/sup>\u00a0\u21cc\u00a0O2<\/sub>-<\/sup>(aq)<\/p>\r\n<\/td>\r\n

\r\n

-1.0<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Cd(CN)4<\/sub>2\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Cd(s<\/i>) + 4CN\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.943<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

MoO4<\/sub>2\u2212<\/sup>\u00a0+ 4H2<\/sub>O(l<\/i>) + 6e<\/i>\u2212<\/sup>\u21ccMo(s<\/i>) + 8OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.913<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

SiO2<\/sub>(s<\/i>) + 4H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0Si(s<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.909<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

SO4<\/sub>2\u2212<\/sup>\u00a0+ H2<\/sub>O(l<\/i>) + 2e<\/i>\u2212<\/sup>\u00a0\u21cc\u00a0SO3<\/sub>2\u2212<\/sup>+ 2OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.936<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Cr2+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Cr(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.90<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

B(OH)3<\/sub>\u00a0+ 3H+<\/sup>\u00a0+ 3e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0B(s<\/i>) + 3H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.890<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

2H2<\/sub>O(l) + 2e-<\/sup>\u00a0\u21cc\u00a0H2<\/sub>(g) + 2OH-<\/sup>(aq)<\/p>\r\n<\/td>\r\n

\r\n

-0.828<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Zn2+<\/sup>(aq) + 2e-<\/sup>\u00a0\u21cc\u00a0Zn(s)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.7618<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Co(OH)2<\/sub>(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a0Co(s<\/i>) + 2OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.746<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Cr3+<\/sup>(aq) + 3e-<\/sup>\u00a0\u21cc\u00a0Cr(s)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.424<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ni(OH)2<\/sub>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Ni(s<\/i>) + 2OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.72<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ag2<\/sub>S(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a02Ag(s<\/i>) + S2\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.71<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Se(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a0Se2\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.67 in 1 M NaOH<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Cd(NH3<\/sub>)4<\/sub>2+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Cd(s<\/i>) + 4NH3<\/sub><\/p>\r\n<\/td>\r\n

\r\n

\u20130.622<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

2SO3<\/sub>2\u2212<\/sup>\u00a0+ 3H2<\/sub>O(l<\/i>) + 4e<\/i>\u2212\u00a0<\/sup>\u21ccS2<\/sub>O3<\/sub>2\u2212<\/sup>\u00a0+ 6OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.576 in 1 M NaOH<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

U4+<\/sup>\u00a0+\u00a0e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0U3+<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.52<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

SiO2<\/sub>(s<\/i>) + 8H+<\/sup>\u00a0+ 8e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0SiH4<\/sub>(g<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.516<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Sb + 3H+<\/sup>\u00a0+ 3e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0SbH3<\/sub>(g<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.510<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

H3<\/sub>PO3<\/sub>+ 2H+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0H3<\/sub>PO2<\/sub>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

-0.50<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ni(NH3<\/sub>)6<\/sub>2+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Ni(s<\/i>) + 6NH3<\/sub><\/p>\r\n<\/td>\r\n

\r\n

\u20130.49<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

2CO2<\/sub>(g<\/i>) + 2H+<\/sup>\u00a0+2e<\/i>\u2212<\/sup>\u21cc\u00a0H2<\/sub>C2<\/sub>O4<\/sub><\/p>\r\n<\/td>\r\n

\r\n

\u20130.481<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Cr3+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Cr2+<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.424<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Fe2+<\/sup>(aq) + 2e-<\/sup>\u00a0\u21cc\u00a0Fe(s)<\/p>\r\n<\/td>\r\n

\r\n

-0.44<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

S(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a0S2\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.407<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Cd2+<\/sup>(aq) + 2e-<\/sup>\u00a0\u21cc\u00a0Cd(s)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.4030<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ag(NH3<\/sub>)2<\/sub>+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Ag(s<\/i>) + 2NH3<\/sub><\/p>\r\n<\/td>\r\n

\r\n

\u20130.373<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ti3+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Ti2+<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.37<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

PbSO4<\/sub>(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a0Pb(s<\/i>) + SO4<\/sub>2\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.356<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Co2+<\/sup>(aq) + 2e-<\/sup>\u00a0\u21cc\u00a0Co(s)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.277<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

2SO4<\/sub>2\u2212<\/sup>\u00a0+ 4H+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0S2<\/sub>O6<\/sub>2\u2212<\/sup>\u00a0+ 2H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.25<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

N2<\/sub>(g<\/i>) + 5H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0N2<\/sub>H5<\/sub>+<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.23<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

H3<\/sub>PO4<\/sub>\u00a0+ 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0H3<\/sub>PO3<\/sub>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

-0.28<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ni2+<\/sup>(aq) + 2e-<\/sup>\u00a0\u21cc\u00a0Ni(s)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.257<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

V3+<\/sup>\u00a0+\u00a0e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0V2+<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.255<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

As + 3H+<\/sup>\u00a0+ 3e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0AsH3<\/sub>(g<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.225<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

CO2<\/sub>(g<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0HCO2<\/sub>H<\/p>\r\n<\/td>\r\n

\r\n

\u20130.20<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Mo3+<\/sup>\u00a0+ 3e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Mo(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.2<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Sn2+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Sn(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.19 in 1 M HCl<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ti2+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Ti(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.163<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

MoO2<\/sub>(s<\/i>) + 4H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0Mo(s<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.152<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

AgI(s<\/i>) +\u00a0e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Ag(s<\/i>) + I\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.152<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Sn2+<\/sup>(aq) + 2e-<\/sup>\u00a0\u21cc\u00a0Sn(s)<\/p>\r\n<\/td>\r\n

\r\n

-0.14<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Pb2+<\/sup>(aq) + 2e-<\/sup>\u00a0\u21cc\u00a0Pb(s)<\/p>\r\n<\/td>\r\n

\r\n

-0.126<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

CrO4<\/sub>2\u2212<\/sup>\u00a0+ 4H2<\/sub>O(l<\/i>) + 3e<\/i>\u2212\u00a0<\/sup>\u21cc2Cr(OH)4<\/sub>\u2212<\/sup>\u00a0+ 4OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.13 in 1 M NaOH<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

WO2<\/sub>(s<\/i>) + 4H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0W(s<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.119<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Se(s<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0H2<\/sub>Se(g<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.115<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

CO2<\/sub>(g<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0CO(g<\/i>) + H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.106<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

WO3<\/sub>(s<\/i>) + 6H+<\/sup>\u00a0+ 6e<\/i>\u2212<\/sup>\u21cc\u00a0W(s<\/i>) + 3H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

\u20130.090<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Hg2<\/sub>I2<\/sub>(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a02Hg(l<\/i>) + 2I\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

\u20130.0405<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Fe3+<\/sup>(aq) + 3e-<\/sup>\u00a0\u21cc\u00a0Fe(s)<\/p>\r\n<\/td>\r\n

\r\n

-0.037<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

2H+<\/sup>(aq) + 2e-<\/sup>\u00a0\u21cc\u00a0H2<\/sub>(g)<\/p>\r\n<\/td>\r\n

\r\n

0.00<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

P(s<\/i>,white) + 3H+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0PH3<\/sub>(g<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.06<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

AgBr(s<\/i>) +\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Ag(s<\/i>) + Br\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.071<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

S4<\/sub>O6<\/sub>2\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc2S2<\/sub>O3<\/sub>2\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.080<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Co(NH3<\/sub>)6<\/sub>3+<\/sup>\u00a0+e<\/i>\u2212<\/sup>\u21ccCo(NH3<\/sub>)6<\/sub>2+<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.1<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ru(NH3<\/sub>)6<\/sub>3+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Ru(s<\/i>) + Ru(NH3<\/sub>)6<\/sub>2+<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.10<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

S(s<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0H2<\/sub>S<\/p>\r\n<\/td>\r\n

\r\n

0.144<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Sn4+<\/sup>(aq) + 2e-<\/sup>\u00a0\u21cc\u00a0Sn2+<\/sup>(aq)<\/p>\r\n<\/td>\r\n

\r\n

0.154<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Cu2+<\/sup>(aq) + e-<\/sup>\u00a0\u21cc\u00a0Cu+<\/sup>(aq)<\/p>\r\n<\/td>\r\n

\r\n

0.159<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

UO2<\/sub>2+<\/sup>\u00a0+\u00a0e<\/i>\u2212\u00a0<\/sup>\u21ccUO2<\/sub>+<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.16<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Co(OH)3<\/sub>(s<\/i>) +\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Co(OH)2<\/sub>(s<\/i>) + OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.17<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

ClO4<\/sub>-<\/sup>(aq) + H2<\/sub>O(l) + 2e-\u00a0\u21cc\u00a0ClO3<\/sub>-<\/sup>(aq) + 2OH-<\/sup>(aq)<\/p>\r\n<\/td>\r\n

\r\n

0.17<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

SO4<\/sub>2\u2212<\/sup>\u00a0+ 4H+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0H2<\/sub>SO3<\/sub>2\u2212<\/sup>+ H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.172<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

BiCl4<\/sub>\u2212<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Bi(s<\/i>) + 4Cl\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.199<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

SbO+\u00a0<\/sup>+ 2H+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Sb(s<\/i>) + H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.212<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

AgCl(s) + e-<\/sup>\u00a0\u21cc\u00a0Ag(s) + Cl-<\/sup>(aq)<\/p>\r\n<\/td>\r\n

\r\n

0.2223<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

HCHO + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0CH3<\/sub>OH<\/p>\r\n<\/td>\r\n

\r\n

0.2323<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

HAsO2<\/sub>\u00a0+ 3H+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0As(s<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.240<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ru3+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Ru2+<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.249<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

IO3<\/sub>\u2212<\/sup>+ 3H2<\/sub>O(l<\/i>) + 6e<\/i>\u2212<\/sup>\u21cc\u00a0I\u2212<\/sup>\u00a0+ 6OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.257<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Hg2<\/sub>Cl2<\/sub>(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a02Hg(l<\/i>) + 2Cl\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.2682<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

UO2<\/sub>+<\/sup>\u00a0+ 4H+<\/sup>\u00a0+\u00a0e<\/i>\u2212\u00a0<\/sup>\u21ccU4+<\/sup>\u00a0+ 2H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.27<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Bi3+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Bi(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.317<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

UO2<\/sub>2+<\/sup>\u00a0+ 4H+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0U4+<\/sup>\u00a0+ 2H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.327<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

VO2+<\/sup>\u00a0+ 2H+<\/sup>\u00a0+e<\/i>\u2212<\/sup>\u21ccV3+<\/sup>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.337<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Cu2+<\/sup>(aq) + 2e-<\/sup>\u00a0\u21cc\u00a0Cu(s)<\/p>\r\n<\/td>\r\n

\r\n

0.3419<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

ClO3<\/sub>-<\/sup>(aq) + H2<\/sub>O(l) + 2e-<\/sup>\u00a0\u21cc\u00a0ClO2<\/sub>-<\/sup>(aq) + 2OH-<\/sup>(aq)<\/p>\r\n<\/td>\r\n

\r\n

0.35<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Fe(CN)6<\/sub>3\u2212<\/sup>\u00a0+\u00a0e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Fe(CN)6<\/sub>4\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.356<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

O2<\/sub>(g<\/i>) + 2H2<\/sub>O(l<\/i>) + 4e<\/i>\u2212<\/sup>\u21cc\u00a04OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.401<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

ClO\u2212<\/sup>\u00a0+ H2<\/sub>O(l<\/i>) +\u00a0e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0\u00bdCl2<\/sub>(g<\/i>) + 2OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.421 in 1 M NaOH<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

\u00a0Ag2<\/sub>C2<\/sub>O4<\/sub>(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a02Ag(s<\/i>) + C2<\/sub>O4<\/sub>2\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.47<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Cu+<\/sup>(aq) + e-<\/sup>\u00a0\u21cc\u00a0Cu(s)<\/p>\r\n<\/td>\r\n

\r\n

0.52<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

I2<\/sub>(s) + 2e-<\/sup>\u00a0\u21cc\u00a02I-<\/sup>(aq)<\/p>\r\n<\/td>\r\n

\r\n

0.5355<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

I3<\/sub>\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a03I\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.536<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ga3+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Ga(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

-0.56<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Cu2+<\/sup>\u00a0+ Cl\u2212<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0CuCl(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.559<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

S2<\/sub>O6<\/sub>2\u2212<\/sup>\u00a0+ 4H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a02H2<\/sub>SO3<\/sub><\/p>\r\n<\/td>\r\n

\r\n

0.569<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

H3<\/sub>AsO4<\/sub>\u00a0+ 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0HAsO2<\/sub>\u00a0+ 2H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.560<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

ClO2<\/sub>-<\/sup>(aq) + H2<\/sub>O(l) + 2e-<\/sup>\u00a0\u21cc\u00a0ClO-<\/sup>(aq) + 2OH-<\/sup>(aq)<\/p>\r\n<\/td>\r\n

\r\n

0.59<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

MnO4<\/sub>\u2212<\/sup>\u00a0+ 2H2<\/sub>O(l<\/i>) + 3e<\/i>\u2212<\/sup>\u21cc\u00a0MnO2<\/sub>(s<\/i>) + 4OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.60<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Sb2<\/sub>O5<\/sub>(s<\/i>) + 6H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a02SbO+<\/sup>\u00a0+ 3H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.605<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

PtCl6<\/sub>2\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0PtCl4<\/sub>2-<\/sup>\u00a0+ 2Cl\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.68<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

RuO2<\/sub>(s<\/i>) + 4H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0Ru(s<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.68<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

O2<\/sub>(g<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0H2<\/sub>O2<\/sub><\/p>\r\n<\/td>\r\n

\r\n

0.695<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

PtCl4<\/sub>2\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Pt(s<\/i>) + 4Cl\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.73<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

H2<\/sub>SeO3<\/sub>\u00a0+ 4H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0Se(s<\/i>) + 3H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.74<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Tl3+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Tl(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.742<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Fe3+<\/sup>(aq) + e-<\/sup>\u00a0\u21cc\u00a0Fe2+<\/sup>(aq)<\/sub><\/p>\r\n<\/td>\r\n

\r\n

0.771<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Hg2<\/sub>2+<\/sup>(aq) + 2e-<\/sup>\u00a0\u21cc\u00a02Hg(l)<\/p>\r\n<\/td>\r\n

\r\n

0.7960<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ag+<\/sup>(aq) + e-\u00a0\u21cc\u00a0Ag(s)<\/p>\r\n<\/td>\r\n

\r\n

0.7996<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Hg2+<\/sup>(aq) + 2e-<\/sup>\u00a0\u21cc\u00a0Hg(l)<\/p>\r\n<\/td>\r\n

\r\n

0.8535<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Cu2+<\/sup>\u00a0+ I\u2212<\/sup>\u00a0+e<\/i>\u2212<\/sup>\u21cc\u00a0CuI(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.86<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ru(CN)6<\/sub>3\u2212<\/sup>\u00a0+e<\/i>\u2212<\/sup>\u21cc\u00a0Ru(s<\/i>) + Ru(CN)6<\/sub>4\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.86<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

ClO\u2212<\/sup>\u00a0+ H2<\/sub>O(l<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a0Cl\u2212<\/sup>\u00a0+ 2OH\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.890 in 1 M NaOH<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

2Hg2+<\/sup>(aq) + 2e-<\/sup>\u00a0\u21cc\u00a0Hg2<\/sub>2+<\/sup>(aq)<\/p>\r\n<\/td>\r\n

\r\n

0.911<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

HgO(s<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Hg(l<\/i>) + H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.926<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

NO3<\/sub>\u2212<\/sup>\u00a0+ 3H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0H<\/i>NO2<\/sub>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.94<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

MnO2<\/sub>(s) + 4H+<\/sup>\u00a0+ e-<\/sup>\u00a0\u21cc\u00a0Mn3+<\/sup>\u00a0(aq) + H2<\/sub>O(I)<\/p>\r\n<\/td>\r\n

\r\n

0.95<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

NO3<\/sub>-<\/sup>(aq) + 4H+<\/sup>(aq) + 3e-<\/sup>\u00a0\u21cc\u00a0NO(g) + 2H2<\/sub>O(l)<\/p>\r\n<\/td>\r\n

\r\n

0.96<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

HIO + H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0I\u2212<\/sup>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.985<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

HNO2<\/sub>\u00a0+ H+<\/sup>\u00a0+e<\/i>\u2212<\/sup>\u21cc\u00a0NO(g<\/i>) + H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

0.996<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

VO2<\/sub>2+<\/sup>\u00a0+ 2H+<\/sup>\u00a0 +e<\/i>\u2212<\/sup>\u21cc\u00a0VO2+<\/sup>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

1.000<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

AuCl4<\/sub>\u2212<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Au(s<\/i>) + 4Cl\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

1.002<\/p>\r\n<\/td>\r\n<\/tr>\r\n

NO2<\/sub>\u00a0(g) + H+<\/sup>\u00a0(aq) + e-<\/sup>\u00a0\u21cc\u00a0HNO2<\/sub>\u00a0(aq)<\/td>\r\n\r\n

1.07<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Br2<\/sub>(l) + 2e-<\/sup>\u00a0\u21cc\u00a02Br-<\/sup>(aq)<\/p>\r\n<\/td>\r\n

\r\n

1.087<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Fe(phen)6<\/sub>3+<\/sup>\u00a0+e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Fe(phen)6<\/sub>2+<\/sup><\/p>\r\n<\/td>\r\n

\r\n

1.147<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

SeO4<\/sub>3\u2212<\/sup>\u00a0+ 4H+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0H2<\/sub>SeO3<\/sub>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

1.151<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

ClO3<\/sub>\u2212<\/sup>\u00a0+ 2H+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0ClO2<\/sub>(g<\/i>) + H2<\/sub>O<\/p>\r\n<\/td>\r\n

\r\n

1.175<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

ClO3<\/sub>\u2212<\/sup>\u00a0+ 3H+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0HClO2<\/sub>\u00a0+ H2<\/sub>O<\/p>\r\n<\/td>\r\n

\r\n

1.181<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

IO3<\/sub>\u2212<\/sup>\u00a0+ 6H+<\/sup>\u00a0+ 5e<\/i>\u2212<\/sup>\u21cc\u00a0\u00bdI2<\/sub>(s<\/i>) + 3H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

1.195<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Pt2+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Pt(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

1.2<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

ClO4<\/sub>\u2212<\/sup>\u00a0+ 2H+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0ClO3<\/sub>\u2212<\/sup>\u00a0+ H2<\/sub>O<\/p>\r\n<\/td>\r\n

\r\n

1.201<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

O2<\/sub>(g) + 4H+<\/sup>(aq) + 4e-<\/sup>\u00a0\u21cc\u00a02H2<\/sub>O(l)<\/p>\r\n<\/td>\r\n

\r\n

1.229<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

MnO2<\/sub>(s<\/i>) + 4H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Mn2+<\/sup>\u00a0+ 2H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

1.23<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Tl3+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Tl+<\/sup><\/p>\r\n<\/td>\r\n

\r\n

0.77 in 1 M HCl<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

2HNO2<\/sub>\u00a0+ 4H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0N2<\/sub>O(g<\/i>) + 3H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

1.297<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

HOBr + H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Br\u2212<\/sup>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

1.341<\/p>\r\n<\/td>\r\n<\/tr>\r\n

Cr2<\/sub>O7<\/sub>2-<\/sup>(aq) + 14H+<\/sup>(aq) + 6e-<\/sup>\u00a0\u21cc\u00a02Cr3+<\/sup>(aq) + 7H2<\/sub>O(l)<\/td>\r\n\r\n

1.36<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Cr2<\/sub>O7<\/sub>2\u2212<\/sup>\u00a0+ 14H+<\/sup>\u00a0+ 6e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a02Cr3+<\/sup>\u00a0+ 7H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

1.36<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Cl2<\/sub>(g) + 2e-<\/sup>\u00a0\u21cc\u00a02Cl-<\/sup>(aq)<\/p>\r\n<\/td>\r\n

\r\n

1.396<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Au3+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Au+<\/sup><\/p>\r\n<\/td>\r\n

\r\n

1.36<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Hg2<\/sub>Br2<\/sub>(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a02Hg(l<\/i>) + 2Br\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

1.392<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ce4+<\/sup>(aq) + e-<\/sup>\u00a0\u21cc\u00a0Ce3+<\/sup>(aq)<\/p>\r\n<\/td>\r\n

\r\n

1.44<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

PbO2<\/sub>(s) + 4H+<\/sup>\u00a0+2e-<\/sup>\u00a0\u21cc\u00a0Pb2+<\/sup>(aq) + 2H2<\/sub>O(l)<\/p>\r\n<\/td>\r\n

\r\n

1.46<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

BrO3<\/sub>\u2212<\/sup>\u00a0+ 6H+<\/sup>\u00a0+ 6e<\/i>\u2212<\/sup>\u21cc\u00a0Br\u2212<\/sup>\u00a0+ 3H2<\/sub>O<\/p>\r\n<\/td>\r\n

\r\n

1.478<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Mn3+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Mn2+<\/sup><\/p>\r\n<\/td>\r\n

\r\n

1.5<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

MnO4<\/sub>-<\/sup>(aq) + 8H+<\/sup>(aq) + 5e-<\/sup>\u00a0\u21cc\u00a0Mn2+<\/sup>(aq) + 4H2<\/sub>O(l)<\/p>\r\n<\/td>\r\n

\r\n

1.51<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

BrO3<\/sub>\u2212<\/sup>\u00a0+ 6H+<\/sup>\u00a0+ 5e<\/i>\u2212<\/sup>\u21cc\u00a0\u00bdBr2<\/sub>(l<\/i>) + 3H2<\/sub>O<\/p>\r\n<\/td>\r\n

\r\n

1.5<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Au3+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Au(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

1.52<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

2NO(g<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0N2<\/sub>O(g<\/i>) + H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

1.59<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

HOBr + H+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0\u00bdBr\u2212<\/sup>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

1.604<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

HClO2<\/sub>\u00a0+ 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0HOCl + H2<\/sub>O<\/p>\r\n<\/td>\r\n

\r\n

1.64<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

PbO2<\/sub>(s<\/i>) + 4S<\/i>O4<\/sub>2\u2212<\/sup>\u00a0+ 4H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0PbSO4<\/sub>(s<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

1.690<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

MnO4<\/sub>\u2212<\/sup>\u00a0+ 4H+<\/sup>\u00a0+3e<\/i>\u2212<\/sup>\u21cc\u00a0MnO2<\/sub>(s<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

1.70<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Ce4+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Ce3+<\/sup><\/p>\r\n<\/td>\r\n

\r\n

1.72<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

N2<\/sub>O(g<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0N2<\/sub>(g<\/i>) + H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

1.77<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

H2<\/sub>O2<\/sub>(aq) + 2H+<\/sup>(aq) + 2e-<\/sup>\u00a0\u21cc\u00a02H2<\/sub>O(l)<\/p>\r\n<\/td>\r\n

\r\n

1.763<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Au+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Au(s<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

1.83<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

Co3+<\/sup>(aq) + e\u2212<\/sup>\u00a0\u21cc\u00a0Co2+<\/sup>(aq)<\/p>\r\n<\/td>\r\n

\r\n

1.92<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

S2<\/sub>O8<\/sub>2\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc2SO4<\/sub>2\u2212<\/sup><\/p>\r\n<\/td>\r\n

\r\n

1.96<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

O3<\/sub>(g) + 2H+<\/sup>(aq) + 2e\u2212<\/sup> \u21cc O2<\/sub>(g) + H2<\/sub>O(l)<\/p>\r\n<\/td>\r\n

\r\n

2.07<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

BaO(s<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Ba(s<\/i>) + H2<\/sub>O(l<\/i>)<\/p>\r\n<\/td>\r\n

\r\n

2.365<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

F2<\/sub>(g) + 2e\u2212<\/sup> \u21cc\u00a02F\u2212<\/sup>(aq)<\/p>\r\n<\/td>\r\n

\r\n

2.87<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n

F2<\/sub>(g<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a02HF<\/p>\r\n<\/td>\r\n

\r\n

3.053<\/p>\r\n<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\nFrom\u00a0UC Davis Chem Wiki<\/a> (Creative Commons licence): UC Davis GeoWiki by University of California, Davis. CC-BY-NC-SA-3.0<\/a>\r\n\r\nOriginal source materials: Bard, A. J.; Parsons, B.; Jordon, J., eds.\u00a0Standard Potentials in Aqueous Solutions<\/em>, Dekker: New York, 1985; Milazzo, G.; Caroli, S.; Sharma, V. K.\u00a0Tables of Standard Electrode Potentials<\/em>, Wiley: London, 1978; Swift, E. H.; Butler, E. A.\u00a0Quantitative Measurements and Chemical Equilibria<\/em>, Freeman: New York, 1972.","rendered":"\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Standard Cathode (Reduction) Half-Reaction<\/th>\nStandard Reduction Potential E\u00b0 (volts)<\/th>\n<\/tr>\n
\n

Li+<\/sup>(aq) + e–<\/sup>\u00a0\u21cc\u00a0Li(s)<\/p>\n<\/td>\n

\n

\u20133.040<\/p>\n<\/td>\n<\/tr>\n

\n

Ba2+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Ba(s<\/i>)<\/p>\n<\/td>\n

\n

\u20132.92<\/p>\n<\/td>\n<\/tr>\n

\n

Rb+<\/sup>\u00a0+ e–<\/sup>\u00a0\u21cc\u00a0Rb (s<\/i>)<\/p>\n<\/td>\n

\n

-2.98<\/p>\n<\/td>\n<\/tr>\n

\n

K+<\/sup>(aq) + e–<\/sup>\u00a0\u21cc\u00a0K(s)<\/p>\n<\/td>\n

\n

-2.93<\/p>\n<\/td>\n<\/tr>\n

\n

Cs+<\/sup>(aq) + e–<\/sup>\u00a0\u21cc\u00a0Cs(s)<\/p>\n<\/td>\n

\n

-2.92<\/p>\n<\/td>\n<\/tr>\n

\n

Ba2+<\/sup>(aq) + 2e-\u00a0\u21cc\u00a0Ba(s)<\/p>\n<\/td>\n

\n

-2.91<\/p>\n<\/td>\n<\/tr>\n

\n

Sr2+<\/sup>(aq) + 2e-\u00a0\u21cc\u00a0Sr(s)<\/p>\n<\/td>\n

\n

-2.89<\/p>\n<\/td>\n<\/tr>\n

\n

Ca2+<\/sup>(aq) + 2e-\u00a0\u21cc\u00a0Ca(s)<\/p>\n<\/td>\n

\n

\u20132.84<\/p>\n<\/td>\n<\/tr>\n

\n

Na+<\/sup>(aq) + e–<\/sup>\u00a0\u21cc\u00a0Na(s)<\/p>\n<\/td>\n

\n

\u20132.713<\/p>\n<\/td>\n<\/tr>\n

\n

Mg(OH)2<\/sub>(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a0Mg(s<\/i>) + 2OH\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20132.687<\/p>\n<\/td>\n<\/tr>\n

\n

La3+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0La(s<\/i>)<\/p>\n<\/td>\n

\n

\u20132.38<\/p>\n<\/td>\n<\/tr>\n

\n

Mg2+<\/sup>(aq) + 2e–<\/sup>\u00a0\u21cc\u00a0Mn(s)<\/p>\n<\/td>\n

\n

-2.356<\/p>\n<\/td>\n<\/tr>\n

\n

Ce3+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Ce(s<\/i>)<\/p>\n<\/td>\n

\n

\u20132.336<\/p>\n<\/td>\n<\/tr>\n

\n

Al(OH)4<\/sub>\u2212<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Al(s<\/i>) + 4OH\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20132.310<\/p>\n<\/td>\n<\/tr>\n

\n

AlF6<\/sub>3\u2212<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Al(s<\/i>) + 6F\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20132.07<\/p>\n<\/td>\n<\/tr>\n

\n

Be2+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Be(s<\/i>)<\/p>\n<\/td>\n

\n

\u20131.99<\/p>\n<\/td>\n<\/tr>\n

\n

B(OH)4<\/sub>\u2212<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0B(s<\/i>) + 4OH\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20131.811<\/p>\n<\/td>\n<\/tr>\n

\n

U3+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0U(s<\/i>)<\/p>\n<\/td>\n

\n

\u20131.66<\/p>\n<\/td>\n<\/tr>\n

\n

Al3+<\/sup>(aq) + 3e–<\/sup>\u00a0\u21cc\u00a0Al(s)<\/p>\n<\/td>\n

\n

\u20131.676<\/p>\n<\/td>\n<\/tr>\n

\n

SiF6<\/sub>2\u2212<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0Si(s<\/i>) + 6F\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20131.37<\/p>\n<\/td>\n<\/tr>\n

\n

Zn(CN)4<\/sub>2\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Zn(s<\/i>) + 4CN<\/p>\n<\/td>\n

\n

\u20131.34<\/p>\n<\/td>\n<\/tr>\n

\n

Zn(OH)4<\/sub>2\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Zn(s<\/i>) + 4OH\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20131.285<\/p>\n<\/td>\n<\/tr>\n

\n

Mn2+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Mn(s<\/i>)<\/p>\n<\/td>\n

\n

\u20131.17<\/p>\n<\/td>\n<\/tr>\n

\n

V2+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0V(s<\/i>)<\/p>\n<\/td>\n

\n

\u20131.13<\/p>\n<\/td>\n<\/tr>\n

\n

2SO3<\/sub>2\u2212<\/sup>\u00a0+ 2H2<\/sub>O(l<\/i>) + 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0S2<\/sub>O4<\/sub>2\u2212<\/sup>\u00a0+ 4OH\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20131.13<\/p>\n<\/td>\n<\/tr>\n

\n

Zn(NH3<\/sub>)4<\/sub>2+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Zn(s<\/i>) + 4NH3<\/sub><\/p>\n<\/td>\n

\n

\u20131.04<\/p>\n<\/td>\n<\/tr>\n

\n

O2<\/sub>\u00a0(aq) + e–<\/sup>\u00a0\u21cc\u00a0O2<\/sub>–<\/sup>(aq)<\/p>\n<\/td>\n

\n

-1.0<\/p>\n<\/td>\n<\/tr>\n

\n

Cd(CN)4<\/sub>2\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Cd(s<\/i>) + 4CN\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20130.943<\/p>\n<\/td>\n<\/tr>\n

\n

MoO4<\/sub>2\u2212<\/sup>\u00a0+ 4H2<\/sub>O(l<\/i>) + 6e<\/i>\u2212<\/sup>\u21ccMo(s<\/i>) + 8OH\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20130.913<\/p>\n<\/td>\n<\/tr>\n

\n

SiO2<\/sub>(s<\/i>) + 4H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0Si(s<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

\u20130.909<\/p>\n<\/td>\n<\/tr>\n

\n

SO4<\/sub>2\u2212<\/sup>\u00a0+ H2<\/sub>O(l<\/i>) + 2e<\/i>\u2212<\/sup>\u00a0\u21cc\u00a0SO3<\/sub>2\u2212<\/sup>+ 2OH\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20130.936<\/p>\n<\/td>\n<\/tr>\n

\n

Cr2+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Cr(s<\/i>)<\/p>\n<\/td>\n

\n

\u20130.90<\/p>\n<\/td>\n<\/tr>\n

\n

B(OH)3<\/sub>\u00a0+ 3H+<\/sup>\u00a0+ 3e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0B(s<\/i>) + 3H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

\u20130.890<\/p>\n<\/td>\n<\/tr>\n

\n

2H2<\/sub>O(l) + 2e–<\/sup>\u00a0\u21cc\u00a0H2<\/sub>(g) + 2OH–<\/sup>(aq)<\/p>\n<\/td>\n

\n

-0.828<\/p>\n<\/td>\n<\/tr>\n

\n

Zn2+<\/sup>(aq) + 2e–<\/sup>\u00a0\u21cc\u00a0Zn(s)<\/p>\n<\/td>\n

\n

\u20130.7618<\/p>\n<\/td>\n<\/tr>\n

\n

Co(OH)2<\/sub>(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a0Co(s<\/i>) + 2OH\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20130.746<\/p>\n<\/td>\n<\/tr>\n

\n

Cr3+<\/sup>(aq) + 3e–<\/sup>\u00a0\u21cc\u00a0Cr(s)<\/p>\n<\/td>\n

\n

\u20130.424<\/p>\n<\/td>\n<\/tr>\n

\n

Ni(OH)2<\/sub>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Ni(s<\/i>) + 2OH\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20130.72<\/p>\n<\/td>\n<\/tr>\n

\n

Ag2<\/sub>S(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a02Ag(s<\/i>) + S2\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20130.71<\/p>\n<\/td>\n<\/tr>\n

\n

Se(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a0Se2\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20130.67 in 1 M NaOH<\/p>\n<\/td>\n<\/tr>\n

\n

Cd(NH3<\/sub>)4<\/sub>2+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Cd(s<\/i>) + 4NH3<\/sub><\/p>\n<\/td>\n

\n

\u20130.622<\/p>\n<\/td>\n<\/tr>\n

\n

2SO3<\/sub>2\u2212<\/sup>\u00a0+ 3H2<\/sub>O(l<\/i>) + 4e<\/i>\u2212\u00a0<\/sup>\u21ccS2<\/sub>O3<\/sub>2\u2212<\/sup>\u00a0+ 6OH\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20130.576 in 1 M NaOH<\/p>\n<\/td>\n<\/tr>\n

\n

U4+<\/sup>\u00a0+\u00a0e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0U3+<\/sup><\/p>\n<\/td>\n

\n

\u20130.52<\/p>\n<\/td>\n<\/tr>\n

\n

SiO2<\/sub>(s<\/i>) + 8H+<\/sup>\u00a0+ 8e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0SiH4<\/sub>(g<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

\u20130.516<\/p>\n<\/td>\n<\/tr>\n

\n

Sb + 3H+<\/sup>\u00a0+ 3e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0SbH3<\/sub>(g<\/i>)<\/p>\n<\/td>\n

\n

\u20130.510<\/p>\n<\/td>\n<\/tr>\n

\n

H3<\/sub>PO3<\/sub>+ 2H+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0H3<\/sub>PO2<\/sub>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

-0.50<\/p>\n<\/td>\n<\/tr>\n

\n

Ni(NH3<\/sub>)6<\/sub>2+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Ni(s<\/i>) + 6NH3<\/sub><\/p>\n<\/td>\n

\n

\u20130.49<\/p>\n<\/td>\n<\/tr>\n

\n

2CO2<\/sub>(g<\/i>) + 2H+<\/sup>\u00a0+2e<\/i>\u2212<\/sup>\u21cc\u00a0H2<\/sub>C2<\/sub>O4<\/sub><\/p>\n<\/td>\n

\n

\u20130.481<\/p>\n<\/td>\n<\/tr>\n

\n

Cr3+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Cr2+<\/sup><\/p>\n<\/td>\n

\n

\u20130.424<\/p>\n<\/td>\n<\/tr>\n

\n

Fe2+<\/sup>(aq) + 2e–<\/sup>\u00a0\u21cc\u00a0Fe(s)<\/p>\n<\/td>\n

\n

-0.44<\/p>\n<\/td>\n<\/tr>\n

\n

S(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a0S2\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20130.407<\/p>\n<\/td>\n<\/tr>\n

\n

Cd2+<\/sup>(aq) + 2e–<\/sup>\u00a0\u21cc\u00a0Cd(s)<\/p>\n<\/td>\n

\n

\u20130.4030<\/p>\n<\/td>\n<\/tr>\n

\n

Ag(NH3<\/sub>)2<\/sub>+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Ag(s<\/i>) + 2NH3<\/sub><\/p>\n<\/td>\n

\n

\u20130.373<\/p>\n<\/td>\n<\/tr>\n

\n

Ti3+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Ti2+<\/sup><\/p>\n<\/td>\n

\n

\u20130.37<\/p>\n<\/td>\n<\/tr>\n

\n

PbSO4<\/sub>(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a0Pb(s<\/i>) + SO4<\/sub>2\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20130.356<\/p>\n<\/td>\n<\/tr>\n

\n

Co2+<\/sup>(aq) + 2e–<\/sup>\u00a0\u21cc\u00a0Co(s)<\/p>\n<\/td>\n

\n

\u20130.277<\/p>\n<\/td>\n<\/tr>\n

\n

2SO4<\/sub>2\u2212<\/sup>\u00a0+ 4H+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0S2<\/sub>O6<\/sub>2\u2212<\/sup>\u00a0+ 2H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

\u20130.25<\/p>\n<\/td>\n<\/tr>\n

\n

N2<\/sub>(g<\/i>) + 5H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0N2<\/sub>H5<\/sub>+<\/sup><\/p>\n<\/td>\n

\n

\u20130.23<\/p>\n<\/td>\n<\/tr>\n

\n

H3<\/sub>PO4<\/sub>\u00a0+ 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0H3<\/sub>PO3<\/sub>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

-0.28<\/p>\n<\/td>\n<\/tr>\n

\n

Ni2+<\/sup>(aq) + 2e–<\/sup>\u00a0\u21cc\u00a0Ni(s)<\/p>\n<\/td>\n

\n

\u20130.257<\/p>\n<\/td>\n<\/tr>\n

\n

V3+<\/sup>\u00a0+\u00a0e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0V2+<\/sup><\/p>\n<\/td>\n

\n

\u20130.255<\/p>\n<\/td>\n<\/tr>\n

\n

As + 3H+<\/sup>\u00a0+ 3e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0AsH3<\/sub>(g<\/i>)<\/p>\n<\/td>\n

\n

\u20130.225<\/p>\n<\/td>\n<\/tr>\n

\n

CO2<\/sub>(g<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0HCO2<\/sub>H<\/p>\n<\/td>\n

\n

\u20130.20<\/p>\n<\/td>\n<\/tr>\n

\n

Mo3+<\/sup>\u00a0+ 3e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Mo(s<\/i>)<\/p>\n<\/td>\n

\n

\u20130.2<\/p>\n<\/td>\n<\/tr>\n

\n

Sn2+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Sn(s<\/i>)<\/p>\n<\/td>\n

\n

\u20130.19 in 1 M HCl<\/p>\n<\/td>\n<\/tr>\n

\n

Ti2+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Ti(s<\/i>)<\/p>\n<\/td>\n

\n

\u20130.163<\/p>\n<\/td>\n<\/tr>\n

\n

MoO2<\/sub>(s<\/i>) + 4H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0Mo(s<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

\u20130.152<\/p>\n<\/td>\n<\/tr>\n

\n

AgI(s<\/i>) +\u00a0e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Ag(s<\/i>) + I\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20130.152<\/p>\n<\/td>\n<\/tr>\n

\n

Sn2+<\/sup>(aq) + 2e–<\/sup>\u00a0\u21cc\u00a0Sn(s)<\/p>\n<\/td>\n

\n

-0.14<\/p>\n<\/td>\n<\/tr>\n

\n

Pb2+<\/sup>(aq) + 2e–<\/sup>\u00a0\u21cc\u00a0Pb(s)<\/p>\n<\/td>\n

\n

-0.126<\/p>\n<\/td>\n<\/tr>\n

\n

CrO4<\/sub>2\u2212<\/sup>\u00a0+ 4H2<\/sub>O(l<\/i>) + 3e<\/i>\u2212\u00a0<\/sup>\u21cc2Cr(OH)4<\/sub>\u2212<\/sup>\u00a0+ 4OH\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20130.13 in 1 M NaOH<\/p>\n<\/td>\n<\/tr>\n

\n

WO2<\/sub>(s<\/i>) + 4H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0W(s<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

\u20130.119<\/p>\n<\/td>\n<\/tr>\n

\n

Se(s<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0H2<\/sub>Se(g<\/i>)<\/p>\n<\/td>\n

\n

\u20130.115<\/p>\n<\/td>\n<\/tr>\n

\n

CO2<\/sub>(g<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0CO(g<\/i>) + H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

\u20130.106<\/p>\n<\/td>\n<\/tr>\n

\n

WO3<\/sub>(s<\/i>) + 6H+<\/sup>\u00a0+ 6e<\/i>\u2212<\/sup>\u21cc\u00a0W(s<\/i>) + 3H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

\u20130.090<\/p>\n<\/td>\n<\/tr>\n

\n

Hg2<\/sub>I2<\/sub>(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a02Hg(l<\/i>) + 2I\u2212<\/sup><\/p>\n<\/td>\n

\n

\u20130.0405<\/p>\n<\/td>\n<\/tr>\n

\n

Fe3+<\/sup>(aq) + 3e–<\/sup>\u00a0\u21cc\u00a0Fe(s)<\/p>\n<\/td>\n

\n

-0.037<\/p>\n<\/td>\n<\/tr>\n

\n

2H+<\/sup>(aq) + 2e–<\/sup>\u00a0\u21cc\u00a0H2<\/sub>(g)<\/p>\n<\/td>\n

\n

0.00<\/p>\n<\/td>\n<\/tr>\n

\n

P(s<\/i>,white) + 3H+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0PH3<\/sub>(g<\/i>)<\/p>\n<\/td>\n

\n

0.06<\/p>\n<\/td>\n<\/tr>\n

\n

AgBr(s<\/i>) +\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Ag(s<\/i>) + Br\u2212<\/sup><\/p>\n<\/td>\n

\n

0.071<\/p>\n<\/td>\n<\/tr>\n

\n

S4<\/sub>O6<\/sub>2\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc2S2<\/sub>O3<\/sub>2\u2212<\/sup><\/p>\n<\/td>\n

\n

0.080<\/p>\n<\/td>\n<\/tr>\n

\n

Co(NH3<\/sub>)6<\/sub>3+<\/sup>\u00a0+e<\/i>\u2212<\/sup>\u21ccCo(NH3<\/sub>)6<\/sub>2+<\/sup><\/p>\n<\/td>\n

\n

0.1<\/p>\n<\/td>\n<\/tr>\n

\n

Ru(NH3<\/sub>)6<\/sub>3+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Ru(s<\/i>) + Ru(NH3<\/sub>)6<\/sub>2+<\/sup><\/p>\n<\/td>\n

\n

0.10<\/p>\n<\/td>\n<\/tr>\n

\n

S(s<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0H2<\/sub>S<\/p>\n<\/td>\n

\n

0.144<\/p>\n<\/td>\n<\/tr>\n

\n

Sn4+<\/sup>(aq) + 2e–<\/sup>\u00a0\u21cc\u00a0Sn2+<\/sup>(aq)<\/p>\n<\/td>\n

\n

0.154<\/p>\n<\/td>\n<\/tr>\n

\n

Cu2+<\/sup>(aq) + e–<\/sup>\u00a0\u21cc\u00a0Cu+<\/sup>(aq)<\/p>\n<\/td>\n

\n

0.159<\/p>\n<\/td>\n<\/tr>\n

\n

UO2<\/sub>2+<\/sup>\u00a0+\u00a0e<\/i>\u2212\u00a0<\/sup>\u21ccUO2<\/sub>+<\/sup><\/p>\n<\/td>\n

\n

0.16<\/p>\n<\/td>\n<\/tr>\n

\n

Co(OH)3<\/sub>(s<\/i>) +\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Co(OH)2<\/sub>(s<\/i>) + OH\u2212<\/sup><\/p>\n<\/td>\n

\n

0.17<\/p>\n<\/td>\n<\/tr>\n

\n

ClO4<\/sub>–<\/sup>(aq) + H2<\/sub>O(l) + 2e-\u00a0\u21cc\u00a0ClO3<\/sub>–<\/sup>(aq) + 2OH–<\/sup>(aq)<\/p>\n<\/td>\n

\n

0.17<\/p>\n<\/td>\n<\/tr>\n

\n

SO4<\/sub>2\u2212<\/sup>\u00a0+ 4H+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0H2<\/sub>SO3<\/sub>2\u2212<\/sup>+ H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

0.172<\/p>\n<\/td>\n<\/tr>\n

\n

BiCl4<\/sub>\u2212<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Bi(s<\/i>) + 4Cl\u2212<\/sup><\/p>\n<\/td>\n

\n

0.199<\/p>\n<\/td>\n<\/tr>\n

\n

SbO+\u00a0<\/sup>+ 2H+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Sb(s<\/i>) + H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

0.212<\/p>\n<\/td>\n<\/tr>\n

\n

AgCl(s) + e–<\/sup>\u00a0\u21cc\u00a0Ag(s) + Cl–<\/sup>(aq)<\/p>\n<\/td>\n

\n

0.2223<\/p>\n<\/td>\n<\/tr>\n

\n

HCHO + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0CH3<\/sub>OH<\/p>\n<\/td>\n

\n

0.2323<\/p>\n<\/td>\n<\/tr>\n

\n

HAsO2<\/sub>\u00a0+ 3H+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0As(s<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

0.240<\/p>\n<\/td>\n<\/tr>\n

\n

Ru3+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Ru2+<\/sup><\/p>\n<\/td>\n

\n

0.249<\/p>\n<\/td>\n<\/tr>\n

\n

IO3<\/sub>\u2212<\/sup>+ 3H2<\/sub>O(l<\/i>) + 6e<\/i>\u2212<\/sup>\u21cc\u00a0I\u2212<\/sup>\u00a0+ 6OH\u2212<\/sup><\/p>\n<\/td>\n

\n

0.257<\/p>\n<\/td>\n<\/tr>\n

\n

Hg2<\/sub>Cl2<\/sub>(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a02Hg(l<\/i>) + 2Cl\u2212<\/sup><\/p>\n<\/td>\n

\n

0.2682<\/p>\n<\/td>\n<\/tr>\n

\n

UO2<\/sub>+<\/sup>\u00a0+ 4H+<\/sup>\u00a0+\u00a0e<\/i>\u2212\u00a0<\/sup>\u21ccU4+<\/sup>\u00a0+ 2H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

0.27<\/p>\n<\/td>\n<\/tr>\n

\n

Bi3+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Bi(s<\/i>)<\/p>\n<\/td>\n

\n

0.317<\/p>\n<\/td>\n<\/tr>\n

\n

UO2<\/sub>2+<\/sup>\u00a0+ 4H+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0U4+<\/sup>\u00a0+ 2H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

0.327<\/p>\n<\/td>\n<\/tr>\n

\n

VO2+<\/sup>\u00a0+ 2H+<\/sup>\u00a0+e<\/i>\u2212<\/sup>\u21ccV3+<\/sup>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

0.337<\/p>\n<\/td>\n<\/tr>\n

\n

Cu2+<\/sup>(aq) + 2e–<\/sup>\u00a0\u21cc\u00a0Cu(s)<\/p>\n<\/td>\n

\n

0.3419<\/p>\n<\/td>\n<\/tr>\n

\n

ClO3<\/sub>–<\/sup>(aq) + H2<\/sub>O(l) + 2e–<\/sup>\u00a0\u21cc\u00a0ClO2<\/sub>–<\/sup>(aq) + 2OH–<\/sup>(aq)<\/p>\n<\/td>\n

\n

0.35<\/p>\n<\/td>\n<\/tr>\n

\n

Fe(CN)6<\/sub>3\u2212<\/sup>\u00a0+\u00a0e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Fe(CN)6<\/sub>4\u2212<\/sup><\/p>\n<\/td>\n

\n

0.356<\/p>\n<\/td>\n<\/tr>\n

\n

O2<\/sub>(g<\/i>) + 2H2<\/sub>O(l<\/i>) + 4e<\/i>\u2212<\/sup>\u21cc\u00a04OH\u2212<\/sup><\/p>\n<\/td>\n

\n

0.401<\/p>\n<\/td>\n<\/tr>\n

\n

ClO\u2212<\/sup>\u00a0+ H2<\/sub>O(l<\/i>) +\u00a0e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0\u00bdCl2<\/sub>(g<\/i>) + 2OH\u2212<\/sup><\/p>\n<\/td>\n

\n

0.421 in 1 M NaOH<\/p>\n<\/td>\n<\/tr>\n

\n

\u00a0Ag2<\/sub>C2<\/sub>O4<\/sub>(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a02Ag(s<\/i>) + C2<\/sub>O4<\/sub>2\u2212<\/sup><\/p>\n<\/td>\n

\n

0.47<\/p>\n<\/td>\n<\/tr>\n

\n

Cu+<\/sup>(aq) + e–<\/sup>\u00a0\u21cc\u00a0Cu(s)<\/p>\n<\/td>\n

\n

0.52<\/p>\n<\/td>\n<\/tr>\n

\n

I2<\/sub>(s) + 2e–<\/sup>\u00a0\u21cc\u00a02I–<\/sup>(aq)<\/p>\n<\/td>\n

\n

0.5355<\/p>\n<\/td>\n<\/tr>\n

\n

I3<\/sub>\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a03I\u2212<\/sup><\/p>\n<\/td>\n

\n

0.536<\/p>\n<\/td>\n<\/tr>\n

\n

Ga3+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Ga(s<\/i>)<\/p>\n<\/td>\n

\n

-0.56<\/p>\n<\/td>\n<\/tr>\n

\n

Cu2+<\/sup>\u00a0+ Cl\u2212<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0CuCl(s<\/i>)<\/p>\n<\/td>\n

\n

0.559<\/p>\n<\/td>\n<\/tr>\n

\n

S2<\/sub>O6<\/sub>2\u2212<\/sup>\u00a0+ 4H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a02H2<\/sub>SO3<\/sub><\/p>\n<\/td>\n

\n

0.569<\/p>\n<\/td>\n<\/tr>\n

\n

H3<\/sub>AsO4<\/sub>\u00a0+ 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0HAsO2<\/sub>\u00a0+ 2H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

0.560<\/p>\n<\/td>\n<\/tr>\n

\n

ClO2<\/sub>–<\/sup>(aq) + H2<\/sub>O(l) + 2e–<\/sup>\u00a0\u21cc\u00a0ClO–<\/sup>(aq) + 2OH–<\/sup>(aq)<\/p>\n<\/td>\n

\n

0.59<\/p>\n<\/td>\n<\/tr>\n

\n

MnO4<\/sub>\u2212<\/sup>\u00a0+ 2H2<\/sub>O(l<\/i>) + 3e<\/i>\u2212<\/sup>\u21cc\u00a0MnO2<\/sub>(s<\/i>) + 4OH\u2212<\/sup><\/p>\n<\/td>\n

\n

0.60<\/p>\n<\/td>\n<\/tr>\n

\n

Sb2<\/sub>O5<\/sub>(s<\/i>) + 6H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a02SbO+<\/sup>\u00a0+ 3H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

0.605<\/p>\n<\/td>\n<\/tr>\n

\n

PtCl6<\/sub>2\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0PtCl4<\/sub>2-<\/sup>\u00a0+ 2Cl\u2212<\/sup><\/p>\n<\/td>\n

\n

0.68<\/p>\n<\/td>\n<\/tr>\n

\n

RuO2<\/sub>(s<\/i>) + 4H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0Ru(s<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

0.68<\/p>\n<\/td>\n<\/tr>\n

\n

O2<\/sub>(g<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0H2<\/sub>O2<\/sub><\/p>\n<\/td>\n

\n

0.695<\/p>\n<\/td>\n<\/tr>\n

\n

PtCl4<\/sub>2\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Pt(s<\/i>) + 4Cl\u2212<\/sup><\/p>\n<\/td>\n

\n

0.73<\/p>\n<\/td>\n<\/tr>\n

\n

H2<\/sub>SeO3<\/sub>\u00a0+ 4H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0Se(s<\/i>) + 3H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

0.74<\/p>\n<\/td>\n<\/tr>\n

\n

Tl3+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Tl(s<\/i>)<\/p>\n<\/td>\n

\n

0.742<\/p>\n<\/td>\n<\/tr>\n

\n

Fe3+<\/sup>(aq) + e–<\/sup>\u00a0\u21cc\u00a0Fe2+<\/sup>(aq)<\/sub><\/p>\n<\/td>\n

\n

0.771<\/p>\n<\/td>\n<\/tr>\n

\n

Hg2<\/sub>2+<\/sup>(aq) + 2e–<\/sup>\u00a0\u21cc\u00a02Hg(l)<\/p>\n<\/td>\n

\n

0.7960<\/p>\n<\/td>\n<\/tr>\n

\n

Ag+<\/sup>(aq) + e-\u00a0\u21cc\u00a0Ag(s)<\/p>\n<\/td>\n

\n

0.7996<\/p>\n<\/td>\n<\/tr>\n

\n

Hg2+<\/sup>(aq) + 2e–<\/sup>\u00a0\u21cc\u00a0Hg(l)<\/p>\n<\/td>\n

\n

0.8535<\/p>\n<\/td>\n<\/tr>\n

\n

Cu2+<\/sup>\u00a0+ I\u2212<\/sup>\u00a0+e<\/i>\u2212<\/sup>\u21cc\u00a0CuI(s<\/i>)<\/p>\n<\/td>\n

\n

0.86<\/p>\n<\/td>\n<\/tr>\n

\n

Ru(CN)6<\/sub>3\u2212<\/sup>\u00a0+e<\/i>\u2212<\/sup>\u21cc\u00a0Ru(s<\/i>) + Ru(CN)6<\/sub>4\u2212<\/sup><\/p>\n<\/td>\n

\n

0.86<\/p>\n<\/td>\n<\/tr>\n

\n

ClO\u2212<\/sup>\u00a0+ H2<\/sub>O(l<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a0Cl\u2212<\/sup>\u00a0+ 2OH\u2212<\/sup><\/p>\n<\/td>\n

\n

0.890 in 1 M NaOH<\/p>\n<\/td>\n<\/tr>\n

\n

2Hg2+<\/sup>(aq) + 2e–<\/sup>\u00a0\u21cc\u00a0Hg2<\/sub>2+<\/sup>(aq)<\/p>\n<\/td>\n

\n

0.911<\/p>\n<\/td>\n<\/tr>\n

\n

HgO(s<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Hg(l<\/i>) + H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

0.926<\/p>\n<\/td>\n<\/tr>\n

\n

NO3<\/sub>\u2212<\/sup>\u00a0+ 3H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0H<\/i>NO2<\/sub>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

0.94<\/p>\n<\/td>\n<\/tr>\n

\n

MnO2<\/sub>(s) + 4H+<\/sup>\u00a0+ e–<\/sup>\u00a0\u21cc\u00a0Mn3+<\/sup>\u00a0(aq) + H2<\/sub>O(I)<\/p>\n<\/td>\n

\n

0.95<\/p>\n<\/td>\n<\/tr>\n

\n

NO3<\/sub>–<\/sup>(aq) + 4H+<\/sup>(aq) + 3e–<\/sup>\u00a0\u21cc\u00a0NO(g) + 2H2<\/sub>O(l)<\/p>\n<\/td>\n

\n

0.96<\/p>\n<\/td>\n<\/tr>\n

\n

HIO + H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0I\u2212<\/sup>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

0.985<\/p>\n<\/td>\n<\/tr>\n

\n

HNO2<\/sub>\u00a0+ H+<\/sup>\u00a0+e<\/i>\u2212<\/sup>\u21cc\u00a0NO(g<\/i>) + H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

0.996<\/p>\n<\/td>\n<\/tr>\n

\n

VO2<\/sub>2+<\/sup>\u00a0+ 2H+<\/sup>\u00a0 +e<\/i>\u2212<\/sup>\u21cc\u00a0VO2+<\/sup>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

1.000<\/p>\n<\/td>\n<\/tr>\n

\n

AuCl4<\/sub>\u2212<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Au(s<\/i>) + 4Cl\u2212<\/sup><\/p>\n<\/td>\n

\n

1.002<\/p>\n<\/td>\n<\/tr>\n

NO2<\/sub>\u00a0(g) + H+<\/sup>\u00a0(aq) + e–<\/sup>\u00a0\u21cc\u00a0HNO2<\/sub>\u00a0(aq)<\/td>\n\n

1.07<\/p>\n<\/td>\n<\/tr>\n

\n

Br2<\/sub>(l) + 2e–<\/sup>\u00a0\u21cc\u00a02Br–<\/sup>(aq)<\/p>\n<\/td>\n

\n

1.087<\/p>\n<\/td>\n<\/tr>\n

\n

Fe(phen)6<\/sub>3+<\/sup>\u00a0+e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Fe(phen)6<\/sub>2+<\/sup><\/p>\n<\/td>\n

\n

1.147<\/p>\n<\/td>\n<\/tr>\n

\n

SeO4<\/sub>3\u2212<\/sup>\u00a0+ 4H+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0H2<\/sub>SeO3<\/sub>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

1.151<\/p>\n<\/td>\n<\/tr>\n

\n

ClO3<\/sub>\u2212<\/sup>\u00a0+ 2H+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0ClO2<\/sub>(g<\/i>) + H2<\/sub>O<\/p>\n<\/td>\n

\n

1.175<\/p>\n<\/td>\n<\/tr>\n

\n

ClO3<\/sub>\u2212<\/sup>\u00a0+ 3H+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0HClO2<\/sub>\u00a0+ H2<\/sub>O<\/p>\n<\/td>\n

\n

1.181<\/p>\n<\/td>\n<\/tr>\n

\n

IO3<\/sub>\u2212<\/sup>\u00a0+ 6H+<\/sup>\u00a0+ 5e<\/i>\u2212<\/sup>\u21cc\u00a0\u00bdI2<\/sub>(s<\/i>) + 3H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

1.195<\/p>\n<\/td>\n<\/tr>\n

\n

Pt2+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Pt(s<\/i>)<\/p>\n<\/td>\n

\n

1.2<\/p>\n<\/td>\n<\/tr>\n

\n

ClO4<\/sub>\u2212<\/sup>\u00a0+ 2H+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0ClO3<\/sub>\u2212<\/sup>\u00a0+ H2<\/sub>O<\/p>\n<\/td>\n

\n

1.201<\/p>\n<\/td>\n<\/tr>\n

\n

O2<\/sub>(g) + 4H+<\/sup>(aq) + 4e–<\/sup>\u00a0\u21cc\u00a02H2<\/sub>O(l)<\/p>\n<\/td>\n

\n

1.229<\/p>\n<\/td>\n<\/tr>\n

\n

MnO2<\/sub>(s<\/i>) + 4H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Mn2+<\/sup>\u00a0+ 2H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

1.23<\/p>\n<\/td>\n<\/tr>\n

\n

Tl3+<\/sup>\u00a0+ 2e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a0Tl+<\/sup><\/p>\n<\/td>\n

\n

0.77 in 1 M HCl<\/p>\n<\/td>\n<\/tr>\n

\n

2HNO2<\/sub>\u00a0+ 4H+<\/sup>\u00a0+ 4e<\/i>\u2212<\/sup>\u21cc\u00a0N2<\/sub>O(g<\/i>) + 3H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

1.297<\/p>\n<\/td>\n<\/tr>\n

\n

HOBr + H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Br\u2212<\/sup>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

1.341<\/p>\n<\/td>\n<\/tr>\n

Cr2<\/sub>O7<\/sub>2-<\/sup>(aq) + 14H+<\/sup>(aq) + 6e–<\/sup>\u00a0\u21cc\u00a02Cr3+<\/sup>(aq) + 7H2<\/sub>O(l)<\/td>\n\n

1.36<\/p>\n<\/td>\n<\/tr>\n

\n

Cr2<\/sub>O7<\/sub>2\u2212<\/sup>\u00a0+ 14H+<\/sup>\u00a0+ 6e<\/i>\u2212\u00a0<\/sup>\u21cc\u00a02Cr3+<\/sup>\u00a0+ 7H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

1.36<\/p>\n<\/td>\n<\/tr>\n

\n

Cl2<\/sub>(g) + 2e–<\/sup>\u00a0\u21cc\u00a02Cl–<\/sup>(aq)<\/p>\n<\/td>\n

\n

1.396<\/p>\n<\/td>\n<\/tr>\n

\n

Au3+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Au+<\/sup><\/p>\n<\/td>\n

\n

1.36<\/p>\n<\/td>\n<\/tr>\n

\n

Hg2<\/sub>Br2<\/sub>(s<\/i>) + 2e<\/i>\u2212<\/sup>\u21cc\u00a02Hg(l<\/i>) + 2Br\u2212<\/sup><\/p>\n<\/td>\n

\n

1.392<\/p>\n<\/td>\n<\/tr>\n

\n

Ce4+<\/sup>(aq) + e–<\/sup>\u00a0\u21cc\u00a0Ce3+<\/sup>(aq)<\/p>\n<\/td>\n

\n

1.44<\/p>\n<\/td>\n<\/tr>\n

\n

PbO2<\/sub>(s) + 4H+<\/sup>\u00a0+2e–<\/sup>\u00a0\u21cc\u00a0Pb2+<\/sup>(aq) + 2H2<\/sub>O(l)<\/p>\n<\/td>\n

\n

1.46<\/p>\n<\/td>\n<\/tr>\n

\n

BrO3<\/sub>\u2212<\/sup>\u00a0+ 6H+<\/sup>\u00a0+ 6e<\/i>\u2212<\/sup>\u21cc\u00a0Br\u2212<\/sup>\u00a0+ 3H2<\/sub>O<\/p>\n<\/td>\n

\n

1.478<\/p>\n<\/td>\n<\/tr>\n

\n

Mn3+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Mn2+<\/sup><\/p>\n<\/td>\n

\n

1.5<\/p>\n<\/td>\n<\/tr>\n

\n

MnO4<\/sub>–<\/sup>(aq) + 8H+<\/sup>(aq) + 5e–<\/sup>\u00a0\u21cc\u00a0Mn2+<\/sup>(aq) + 4H2<\/sub>O(l)<\/p>\n<\/td>\n

\n

1.51<\/p>\n<\/td>\n<\/tr>\n

\n

BrO3<\/sub>\u2212<\/sup>\u00a0+ 6H+<\/sup>\u00a0+ 5e<\/i>\u2212<\/sup>\u21cc\u00a0\u00bdBr2<\/sub>(l<\/i>) + 3H2<\/sub>O<\/p>\n<\/td>\n

\n

1.5<\/p>\n<\/td>\n<\/tr>\n

\n

Au3+<\/sup>\u00a0+ 3e<\/i>\u2212<\/sup>\u21cc\u00a0Au(s<\/i>)<\/p>\n<\/td>\n

\n

1.52<\/p>\n<\/td>\n<\/tr>\n

\n

2NO(g<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0N2<\/sub>O(g<\/i>) + H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

1.59<\/p>\n<\/td>\n<\/tr>\n

\n

HOBr + H+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0\u00bdBr\u2212<\/sup>\u00a0+ H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

1.604<\/p>\n<\/td>\n<\/tr>\n

\n

HClO2<\/sub>\u00a0+ 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0HOCl + H2<\/sub>O<\/p>\n<\/td>\n

\n

1.64<\/p>\n<\/td>\n<\/tr>\n

\n

PbO2<\/sub>(s<\/i>) + 4S<\/i>O4<\/sub>2\u2212<\/sup>\u00a0+ 4H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0PbSO4<\/sub>(s<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

1.690<\/p>\n<\/td>\n<\/tr>\n

\n

MnO4<\/sub>\u2212<\/sup>\u00a0+ 4H+<\/sup>\u00a0+3e<\/i>\u2212<\/sup>\u21cc\u00a0MnO2<\/sub>(s<\/i>) + 2H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

1.70<\/p>\n<\/td>\n<\/tr>\n

\n

Ce4+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Ce3+<\/sup><\/p>\n<\/td>\n

\n

1.72<\/p>\n<\/td>\n<\/tr>\n

\n

N2<\/sub>O(g<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0N2<\/sub>(g<\/i>) + H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

1.77<\/p>\n<\/td>\n<\/tr>\n

\n

H2<\/sub>O2<\/sub>(aq) + 2H+<\/sup>(aq) + 2e–<\/sup>\u00a0\u21cc\u00a02H2<\/sub>O(l)<\/p>\n<\/td>\n

\n

1.763<\/p>\n<\/td>\n<\/tr>\n

\n

Au+<\/sup>\u00a0+\u00a0e<\/i>\u2212<\/sup>\u21cc\u00a0Au(s<\/i>)<\/p>\n<\/td>\n

\n

1.83<\/p>\n<\/td>\n<\/tr>\n

\n

Co3+<\/sup>(aq) + e\u2212<\/sup>\u00a0\u21cc\u00a0Co2+<\/sup>(aq)<\/p>\n<\/td>\n

\n

1.92<\/p>\n<\/td>\n<\/tr>\n

\n

S2<\/sub>O8<\/sub>2\u2212<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc2SO4<\/sub>2\u2212<\/sup><\/p>\n<\/td>\n

\n

1.96<\/p>\n<\/td>\n<\/tr>\n

\n

O3<\/sub>(g) + 2H+<\/sup>(aq) + 2e\u2212<\/sup> \u21cc O2<\/sub>(g) + H2<\/sub>O(l)<\/p>\n<\/td>\n

\n

2.07<\/p>\n<\/td>\n<\/tr>\n

\n

BaO(s<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a0Ba(s<\/i>) + H2<\/sub>O(l<\/i>)<\/p>\n<\/td>\n

\n

2.365<\/p>\n<\/td>\n<\/tr>\n

\n

F2<\/sub>(g) + 2e\u2212<\/sup> \u21cc\u00a02F\u2212<\/sup>(aq)<\/p>\n<\/td>\n

\n

2.87<\/p>\n<\/td>\n<\/tr>\n

\n

F2<\/sub>(g<\/i>) + 2H+<\/sup>\u00a0+ 2e<\/i>\u2212<\/sup>\u21cc\u00a02HF<\/p>\n<\/td>\n

\n

3.053<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

From\u00a0UC Davis Chem Wiki<\/a> (Creative Commons licence): UC Davis GeoWiki by University of California, Davis. CC-BY-NC-SA-3.0<\/a><\/p>\n

Original source materials: Bard, A. J.; Parsons, B.; Jordon, J., eds.\u00a0Standard Potentials in Aqueous Solutions<\/em>, Dekker: New York, 1985; Milazzo, G.; Caroli, S.; Sharma, V. K.\u00a0Tables of Standard Electrode Potentials<\/em>, Wiley: London, 1978; Swift, E. H.; Butler, E. A.\u00a0Quantitative Measurements and Chemical Equilibria<\/em>, Freeman: New York, 1972.<\/p>\n","protected":false},"author":90,"menu_order":5,"template":"","meta":{"pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"back-matter-type":[],"contributor":[],"license":[],"class_list":["post-7989","back-matter","type-back-matter","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/opentextbc.ca\/introductorychemistry\/wp-json\/pressbooks\/v2\/back-matter\/7989","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/opentextbc.ca\/introductorychemistry\/wp-json\/pressbooks\/v2\/back-matter"}],"about":[{"href":"https:\/\/opentextbc.ca\/introductorychemistry\/wp-json\/wp\/v2\/types\/back-matter"}],"author":[{"embeddable":true,"href":"https:\/\/opentextbc.ca\/introductorychemistry\/wp-json\/wp\/v2\/users\/90"}],"version-history":[{"count":6,"href":"https:\/\/opentextbc.ca\/introductorychemistry\/wp-json\/pressbooks\/v2\/back-matter\/7989\/revisions"}],"predecessor-version":[{"id":9046,"href":"https:\/\/opentextbc.ca\/introductorychemistry\/wp-json\/pressbooks\/v2\/back-matter\/7989\/revisions\/9046"}],"metadata":[{"href":"https:\/\/opentextbc.ca\/introductorychemistry\/wp-json\/pressbooks\/v2\/back-matter\/7989\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/opentextbc.ca\/introductorychemistry\/wp-json\/wp\/v2\/media?parent=7989"}],"wp:term":[{"taxonomy":"back-matter-type","embeddable":true,"href":"https:\/\/opentextbc.ca\/introductorychemistry\/wp-json\/pressbooks\/v2\/back-matter-type?post=7989"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/opentextbc.ca\/introductorychemistry\/wp-json\/wp\/v2\/contributor?post=7989"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/opentextbc.ca\/introductorychemistry\/wp-json\/wp\/v2\/license?post=7989"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}