Practice question

MCQ

Question

Which reaction shows oxidation by the removal of hydrogen without oxygen involvement?

Choose one · Correct answer highlighted

2HI + Cl₂ → 2HCl + I₂ Correct CH₄ + 2O₂ → CO₂ + 2H₂O 2CuO + C → 2Cu + CO₂ SO₂ + H₂O → H₂SO₃

In 2HI + Cl₂ → 2HCl + I₂, I (-1) loses H and electrons to become 0 in I₂, with no oxygen present.

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