Pearson Edexcel International GCSE (9–1) · CHEMISTRY · Chapter
Synthetic Polymers
107 practice questions
Topics covered
Practice questions
41–43 of 43 · Easy
Question 41
5 marks · Easy
Answer and see the solution →The polymer poly(propene) is produced by the addition polymerisation of propene.
(a)[2 marks]Draw the displayed formula of the repeat unit of poly(propene).
(b)[1 mark]Write the displayed formula of the monomer used to make poly(propene).
(c)[2 marks]How many propene molecules would be needed to form a polymer chain containing 3000 carbon atoms?
Question 42
5 marks · Easy
Answer and see the solution →Poly(chloroethene), also known as PVC, is a common synthetic polymer.
(a)[1 mark]State the name of the monomer used to produce poly(chloroethene).
(b)[2 marks]Describe what occurs to the double bond during addition polymerisation of this monomer.
(c)[2 marks]Deduce and draw the displayed formula of the repeat unit of poly(chloroethene), showing all atoms with their bonds clearly.
Question 43
5 marks · Easy
Answer and see the solution →Poly(pent-1-ene) is a synthetic addition polymer made from the monomer pent-1-ene.
(a)[2 marks]Draw the displayed formula of the repeat unit of poly(pent-1-ene).
(b)[2 marks]State the name and displayed formula of the monomer used to make poly(pent-1-ene).
(c)[1 mark]Give the type of polymerisation occurring and briefly explain what happens to the double bond in the monomer during the reaction.