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Question

How many electrons are involved in the reduction of 1 mole of MnO₄⁻ to MnO₂ in basic medium?

Options

Choose one · Correct answer highlighted

Explanation

MnO₄⁻ + 2H₂O + 3e⁻ → MnO₂ + 4OH⁻ . 3 electrons per mole.