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A-LevelChemistryCarbonyl compounds9701/12 · Oct/Nov 2021 · Q281 Mark

Which compound produces a precipitate with 2,4-dinitrophenylhydrazine reagent and also with alkaline aqueous iodine?

Abutan-2-ol

Bbutanal

Cbutanone

Dpentan-3-one

✓ Correct answer

C: butanone

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About this question

Topic: Carbonyl compounds, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Oct/Nov 2021 Paper 1 Variant 2, question 28.

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