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2 marksPolymers

CSEC Chemistry · January 2017 · Paper 2 · Question 3(c)(ii)

The molecule shown (HO-C(=O)-R-C(=O)-OH) can be used to produce useful polymers. A partial structure of the polymer is shown (-O-C(=O)-R-C(=O)-O-).

Name the type of polymerization reaction that has taken place, and state ONE possible use of these types of polymers.

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Other parts of this question

  1. 3(a)(i)State whether Compound A is an alkane or alkene.[1 mark]
  2. 3(a)(ii)State ONE use of Compound A.[1 mark]
  3. 3(a)(iii)State ONE condition that is necessary for this reaction to take place.[1 mark]
  4. 3(a)(iv)Draw the FULLY DISPLAYED structural formula of the product (colourless compound) formed when one mole of Compound A reacts with one mole of chlorine gas.[2 marks]
  5. 3(a)(v)Briefly describe ONE test that can be used to identify the gaseous by-product.[1 mark]
  6. 3(b)(i)Define the term 'polymer'.[2 marks]
  7. 3(b)(ii)State the type of polymerization reaction, the name of the polymer formed, and ONE possible use for this polymer.[3 marks]
  8. 3(c)(i)Name the functional group (link) present in the polymer.[1 mark]
  9. 3(c)(iii)Name the by-product that is formed in this polymerization reaction.[1 mark]

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