A-LevelChemistryAnalytical techniques9701/12 · Feb/Mar 2017 · Q391 Mark

Which compounds react with alkaline aqueous iodine to give a pale yellow precipitate of tri-iodomethane? 1 butanone 2 ethanal 3 propan-2-ol

A1, 2 and 3 are correct

B1 and 2 only are correct

C2 and 3 only are correct

D1 only is correct

✓ Correct answer

A: 1, 2 and 3 are correct

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Topic: Analytical techniques, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Feb/Mar 2017 Paper 1 Variant 2, question 39.

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