General Chemistry/Standard Reduction Potentials
From Wikibooks, the open-content textbooks collection
| Half Reaction | Eo (V) | ||
|---|---|---|---|
| F2(g) + 2 e- | ![]() |
2 F- | 2.87 |
| Co3+ + e- | ![]() |
Co2+ |
1.82 |
| Au3+ + 3e- | ![]() |
Au(s) | 1.50 |
| Cl2 (g) + 2 e- | ![]() |
2 Cl- | 1.36 |
| O2 (g) + 4 H+ + 4 e- | ![]() |
2 H2O(l) | 1.23 |
| Br2(l) + 2 e- | ![]() |
2 Br- | 1.07 |
| 2 Hg2+ + 2 e- | ![]() |
Hg22+ | 0.92 |
| Ag+ + e- | ![]() |
Ag(s) | 0.80 |
| Hg22+ + 2 e- | ![]() |
2 Hg (l) | 0.79 |
| Fe3+ + e- | ![]() |
Fe2+ | 0.77 |
| I2(s) + 2 e- | ![]() |
2 I- | 0.53 |
| Cu+ + e- | ![]() |
Cu(s) | 0.52 |
| Cu2++ 2 e- | ![]() |
Cu(s) | 0.34 |
| Cu2++ e- | ![]() |
Cu+ | 0.15 |
| Sn4+ + 2 e- | ![]() |
Sn2+ | 0.15 |
| S(s) + 2 H+ + 2 e- | ![]() |
H2S(g) | 0.15 |
| 2 H+ + 2 e- | ![]() |
H2(g) | 0.00 |
| Pb2+ + 2 e- | ![]() |
Pb(s) | -0.13 |
| Sn2+ + 2 e- | ![]() |
Sn(s) | -0.14 |
| Ni2+ + 2 e- | ![]() |
Ni(s) | -0.25 |
| Co2+ + 2 e- | ![]() |
Co(s) | -0.28 |
| Tl+ + e- | ![]() |
Tl(s) | -0.34 |
| Cd2+ + 2 e- | ![]() |
Cd(s) | -0.40 |
| Cr3+ + e- | ![]() |
Cr2+ | -0.41 |
| Fe2+ + 2 e- | ![]() |
Fe(s) | -0.44 |
| Cr3+ + 3 e- | ![]() |
Cr(s) | -0.74 |
| Zn2+ + 2 e- | ![]() |
Zn(s) | -0.76 |
| Mn2+ + 2 e- | ![]() |
Mn(s) | -1.18 |
| Al3+ + 3 e- | ![]() |
Al(s) | -1.66 |
| Be2+ + 2 e- | ![]() |
Be(s) |
-1.70 |
| Mg2+ + 2 e- | ![]() |
Mg(s) | -2.37 |
| Na+ + e- | ![]() |
Na(s) | -2.71 |
| Ca2+ + 2 e- | ![]() |
Ca(s) | -2.87 |
| Sr2+ + 2 e- | ![]() |
Sr(s) | -2.89 |
| Ba2+ + 2 e- | ![]() |
Ba(s) | -2.90 |
| Rb+ + e- | ![]() |
Rb(s) | -2.92 |
| K+ + e- | ![]() |
K(s) | -2.92 |
| Cs+ + e- | ![]() |
Cs(s) | -2.92 |
| Li+ + e- | ![]() |
Li(s) | -3.05 |
