A-LevelChemistryPolymerisation9701/12 · Oct/Nov 2020 · Q221 Mark

A polymer has the following repeat unit. It is made from two different monomers. [Figure 22.1] Which pair of monomers could be used to make this polymer?

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ACH₂=CHCl and CH₂=CH₂

BCH₂=CHCl and CH₂=CH-CH=CH₂

CCH₃-CH₂Cl and CH₃-CH=CH-CH₃

DCH₃-CH=CH–CH₃ and CH₂=CHCl

✓ Correct answer

B: CH₂=CHCl and CH₂=CH-CH=CH₂

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Topic: Polymerisation, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Oct/Nov 2020 Paper 1 Variant 2, question 22.

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