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Pearson Edexcel International GCSE (9–1) · CHEMISTRY · Section

How to deduce the polymerisation reaction for any alkene

19 practice questions

Start practising (8 questions)

Practice questions

1–8 of 8 · Easy

  1. Question 1

    1 mark · Easy

    State the name of the monomer used to make poly(chloroethene).

    Answer and see the solution →

  2. Question 2

    3 marks · Easy

    Poly(propene) is a polymer formed from propene.

    (a)

    Draw the displayed formula of a propene molecule.

    [1 mark]
    (b)

    Write the structural formula for the repeat unit in poly(propene).

    [1 mark]
    (c)

    Name one use of poly(propene).

    [1 mark]
    Answer and see the solution →

  3. Question 3

    3 marks · Easy

    The table shows the formulae of some monomers and their corresponding polymers.

    PolymerMonomer formula
    poly(ethene)CH2=CH2
    poly(chloroethene)CH2=CHCl
    poly(propene)CH3CH=CH2
    (a)

    Which polymer in the table is made from a monomer containing a chlorine atom?

    [1 mark]
    (b)

    Give the name of the monomer used to make poly(ethene).

    [1 mark]
    (c)

    Write the structural formula of poly(propene)'s repeat unit.

    [1 mark]
    Answer and see the solution →

  4. Question 4

    1 mark · Easy

    Write the displayed formula of the monomer used to make poly(ethene).

    Answer and see the solution →

  5. Question 5

    3 marks · Easy

    Tetrafluoroethene is an alkene that can be polymerised to form poly(tetrafluoroethene).

    (a)

    Give the molecular formula of tetrafluoroethene.

    [1 mark]
    (b)

    Write the repeat unit of poly(tetrafluoroethene) as a formula.

    [1 mark]
    (c)

    State one use of poly(tetrafluoroethene).

    [1 mark]
    Answer and see the solution →

  6. Question 6

    2 marks · Easy

    A polymer is formed by the addition polymerisation of chloroethene. Each repeat unit in the polymer has the formula .

    Calculate the total number of chlorine atoms in the polymer when it consists of 200 repeat units.

    Answer and see the solution →

  7. Question 7

    2 marks · Easy

    The repeat unit of a polymer is shown below:

    Explain how you can deduce the structure of the monomer used to form this polymer.

    Answer and see the solution →

  8. Question 8

    2 marks · Easy

    A sample of poly(chloroethene) (PVC) contains 600 repeat units. Each repeat unit has the formula .

    Calculate the total number of chlorine atoms present in the polymer sample.

    Answer and see the solution →