A-LevelChemistryEquilibria9701/12 · Feb/Mar 2018 · Q341 Mark

In which reactions does NH₃ behave as a Brønsted-Lowry acid? 1 2NH₃ → NH₂⁻ + NH₄⁺ 2 HSO₄⁻ + NH₃ → SO₄²⁻ + NH₄⁺ 3 Ag⁺ + 2NH₃ → [Ag(NH₃)₂]⁺

A1, 2 and 3 are correct

B1 and 2 only are correct

C2 and 3 only are correct

D1 only is correct

✓ Correct answer

D: 1 only is correct

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Topic: Equilibria, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Feb/Mar 2018 Paper 1 Variant 2, question 34.

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