From: Duplication of uniqueness: electrotyping in nature printing and its application in contemporary art
Reaction | Nernst equilibrium potential vs. SHE, U0 | Nernst equilibrium potential vs. SHE, U0 pH = 10.60 |
---|---|---|
2Cu + H2O ⇌ Cu2O + 2H+ + 2e− | 0.47–0.059 pH | − 0.16 |
Cu + H2O ⇌ CuO + 2H+ + 2e− | 0.57–0.059 pH | − 0.06 |
Cu2O + H2O ⇌ 2CuO + 2H+ + 2e− | 0.67–0.059 pH | +0.04 |
Ag ↔ Ag+ ⇌ e− | 0.80 + 0.059 log[Ag+] | ~ + 0.50 ([Ag*] ~ 10−5 M |
2Ag + H2O ⇌ Ag2O + 2H+ + 2e− | 1.17–0.059 pH | +0.54 |