Practice question

MCQ

Question

Which reaction involves a displacement redox process?

Options

Choose one · Correct answer highlighted

2NaCl + F₂ → 2NaF + Cl₂ CaO + H₂O → Ca(OH)2 2K + ZnSO₄ → K₂SO₄ + Zn Correct HCl + NaOH → NaCl + H₂O

Explanation

In 2K + ZnSO₄ → K₂SO₄ + Zn, K (0 to +1) is oxidized, and Zn (+2 to 0) is reduced, with K displacing Zn.

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