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1 markPolymers

CSEC Chemistry · January 2018 · Paper 2 · Question 3(c)(iii)

Ethene and propene are typical monomers used as starting materials for making polymers. In forming polymers, ethene and propene undergo addition polymerization.

State ONE use of EACH of the following polymers: Polyvinyl chloride, Teflon, Poly(ethene).

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Other parts of this question

  1. 3(a)(i)Draw the FULLY DISPLAYED structure of ethene.[2 marks]
  2. 3(a)(ii)Draw the FULLY DISPLAYED structure of the 1,2-dichloroethane.[2 marks]
  3. 3(a)(iii)Is the halogenation of ethene an addition or substitution reaction?[1 mark]
  4. 3(b)(i)Write balanced chemical equations to show EACH step in the formation of dichloromethane.[4 marks]
  5. 3(b)(ii)Is the halogenation of methane an addition or substitution reaction?[1 mark]
  6. 3(c)(i)Define the term 'polymer.'[1 mark]
  7. 3(c)(ii)Define what is meant by ‘addition polymerization.'[1 mark]

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