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Balancing redox (half-reactions)

Chemistry · Electrochemistry

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About this practice set

Balancing redox (half-reactions) is part of Chemistry (Electrochemistry). Questions are generated with new numbers each time you practise. Levels available: Easy. After you answer, an explanation is shown.

Example questions

A taste of what you will practise. Answers are revealed after you try.

  • Easy

    How many electrons are transferred in the balanced half-reaction: MnO₄⁻ + 8H⁺ + 5e⁻ → Mn²⁺ + 4H₂O