Which of the following is an oxidation half-reaction?Group of answer choicesO + 4H + 4e 2HOCl + 2e 2ClFe + e FeSn Sn + 2e PreviousNext
Question
Which of the following is an oxidation half-reaction?Group of answer choicesO + 4H + 4e 2HOCl + 2e 2ClFe + e FeSn Sn + 2e PreviousNext
Solution
The oxidation half-reaction is the one where electrons are being lost. In the given options, the reaction Sn → Sn + 2e is an oxidation half-reaction. This is because the Sn atom is losing 2 electrons to become Sn ion.
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