O-LevelChemistryOrganic Chemistry5070/11 · Oct/Nov 2014 · Q391 Mark

The table gives some statements about some macromolecules. 1 fats contain the linkage -O-C(=O)- proteins contain the linkage -C(=O)-N(H)- || 2 poly(ethene) is made by addition polymerisation Terylene is made by condensation polymerisation || 3 starch can be hydrolysed to produce sugars proteins can be hydrolysed to produce amino acids || 4 Terylene is a naturally occurring polymer nylon is a man-made polymer Which pairs of statements are correct?

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A1 and 2 only

B2 and 3 only

C3 and 4

D1, 2 and 3

✓ Correct answer

D: 1, 2 and 3

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Topic: Organic Chemistry, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2014 Paper 1 Variant 1, question 39.

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