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O-LevelChemistryAcids, Bases & Salts5070/11 · May/June 2022 · Q231 Mark

Concentrated hydrochloric acid is oxidised by manganese(IV) oxide, MnO2. What are two products of this reaction?

AMn²⁺ and Cl¯
BMn²⁺ and Cl2
CMn⁶⁺ and Cl¯
DMn⁶⁺ and Cl2

✓ Correct answer

B: Mn²⁺ and Cl2

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About this question

Topic
Acids, Bases & Salts, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source
O-Level Chemistry, May/June 2022 Paper 1 Variant 1, question 23.

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