A-LevelChemistryPolymerisation9701/12 · Feb/Mar 2016 · Q221 Mark

A section showing two repeat units of an addition polymer is shown. [Figure showing a section of an addition polymer] What is the identity of the monomer that produced this polymer?

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A2-chloro-3-methylbutane

B2-chloro-3-methylbut-2-ene

C2-chloropent-2-ene

D2,4-dichloro-3,3,4,5-tetramethylhexane

✓ Correct answer

B: 2-chloro-3-methylbut-2-ene

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Topic: Polymerisation, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Feb/Mar 2016 Paper 1 Variant 2, question 22.

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