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    Oxidation or Reduction of Lead

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    When lead is converted from its metallic form to an ionic form, are electrons lost or gained? Is this oxidation or reduction? I believe it is oxidation but how do I show it in equation form?

    Pb + PbO2 + 4 H+ + 2 SO42- double arrow 2 PbSO4 + 2 H2O.

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    Solution Preview

    There are two reactions involved here:
    At anode: Pb + (SO4--) -> PbSO4 + ...

    Solution Summary

    From a given reaction equation, infer whether Pb has oxidation or reduction.