A-LevelChemistryHydroxy compounds9701/12 · May/June 2012 · Q301 Mark

An organic compound will decolorise dilute acidified aqueous potassium manganate(VII) on warming, but will not decolorise bromine water. What could the organic compound be?

Abutane

Bethanol

Cethene

Dethanoic acid

✓ Correct answer

B: ethanol

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Topic: Hydroxy compounds, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, May/June 2012 Paper 1 Variant 2, question 30.

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