Standard Electrode Potentials: ClO₃⁻ + 3 H₂O + 6 e⁻ ⇌ Cl⁻ + 6 OH⁻ to HgO + H₂O + 2 e⁻ ⇌ Hg + 2 OH⁻
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) |
|---|---|
| ClO₃⁻ + 3 H₂O + 6 e⁻ ⇌ Cl⁻ + 6 OH⁻ | 0.62 |
| Cu2+ + e ⇌ Cu+ | 0.153 |
| Fe³⁺ + e ⇌ Fe²⁺ | 0.771 |
| HAsO₂ + 3 H⁺ + 3 e ⇌ As + 2 H₂O | 0.248 |
| HgO + H₂O + 2 e⁻ ⇌ Hg + 2 OH⁻ | 0.0977 |
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