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O-LevelChemistryMetals & Reactivity5070/11 · May/June 2023 · Q171 Mark

The combustion of methane is a redox reaction. CH4 + 2O2 → CO2 + 2H2O Which statement about this reaction is correct?

AOnly carbon is oxidised.

BOnly carbon is reduced.

COnly oxygen is oxidised.

DOnly oxygen is reduced.

✓ Correct answer

D: Only oxygen is reduced.

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About this question

Topic: Metals & Reactivity, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2023 Paper 1 Variant 1, question 17.

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