Practice question

MCQ

Question

Which reaction involves a redox process where the oxidizing agent contains sulfur?

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2Na + Cl₂ → 2NaCl C + O₂ → CO₂ 2Fe + 3SO₂ → Fe₂O₃ + 3S Correct 2H₂O₂ → 2H₂O + O₂

In 2Fe + 3SO₂ → Fe₂O₃ + 3S, SO₂ (S: +4 to 0) is reduced, oxidizing Fe (0 to +3).

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