Standard Electrode Potentials: NiO₂ + 2H₂O + 2e ⇌ Ni(OH)₂ + 2OH⁻
Standard reduction potentials (E° vs. SHE, 25°C, aqueous) for ~1,032 half-reactions covering elements from actinium to xenon plus common electrode systems (calomel). Used for corrosion potential calculations, electrochemical cell EMF, galvanic coupling analysis, and electroplating/electrolysis design.
| reaction | e standard V (V) |
|---|---|
| NiO₂ + 2H₂O + 2e ⇌ Ni(OH)₂ + 2OH⁻ | 0.49 |
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