A-LevelChemistryElectrochemistry9701/12 · May/June 2022 · Q111 Mark

NCl₃ reacts with H₂O. NCl₃ + 3H₂O → NH₃ + 3HClO The oxidation state of nitrogen does not change in this reaction. Which statement is correct?

AChlorine is reduced.

BChlorine is oxidised.

CHydrogen is both oxidised and reduced.

DThis is not a redox reaction.

✓ Correct answer

D: This is not a redox reaction.

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Topic: Electrochemistry, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, May/June 2022 Paper 1 Variant 2, question 11.

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