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Home/Reference Data/Standard Electrode Potentials/MnO4⁻ + 4 H⁺ + 3 e ⇌ MnO2 + 2 H2O

Standard Electrode Potentials: MnO4⁻ + 4 H⁺ + 3 e ⇌ MnO2 + 2 H2O

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.

Chemical Engineeringreaction: MnO4⁻ + 4 H⁺ + 3 e ⇌ MnO2 + 2 H2O1 row
reactione standard V (V)
MnO4⁻ + 4 H⁺ + 3 e ⇌ MnO2 + 2 H2O1.679

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