Of the following reaction, only one is a redox reaction.Identify this reaction

Of the following reaction, only one is a redox reaction.Identify this reaction

Options

(a) Ca(OH)₂ + 2HCl → CaCl₂ + 2H₂O
(b) 2S₂O₇²⁻ + 2H₂O → 2SO₄²⁻ + 4H⁺
(c) BaCl₂ + MgSO₄ → BaSO₄ + MgCl₂
(d) Cu₂S + 2FeO → 2Cu + 2Fe + SO₂

Correct Answer:

Cu₂S + 2FeO → 2Cu + 2Fe + SO₂

Explanation:

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