A-LevelChemistryHydroxy compounds9701/12 · Feb/Mar 2017 · Q271 Mark

Ethane-1,2-diol has the following structure. [Figure showing HO-CH₂-CH₂-OH]. Without breaking the C-C bond, there are five possible oxidation products. What is the total number of aldehyde groups and carboxylic acid groups in these five products?

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A3 3

B3 4

C4 3

D4 4

✓ Correct answer

D: 4 4

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Topic: Hydroxy compounds, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Feb/Mar 2017 Paper 1 Variant 2, question 27.

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