A-LevelChemistryHydroxy compounds9701/12 · Feb/Mar 2025 · Q311 Mark

Reagent X is added separately to 2-methylbutan-1-ol and 3-methylbutan-2-ol. The visible results are different. What is reagent X?

ANa(s)

Balkaline I2(aq)

CPCl5

Dacidified KMnO4

✓ Correct answer

B: alkaline I2(aq)

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Topic: Hydroxy compounds, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Feb/Mar 2025 Paper 1 Variant 2, question 31.

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