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Cambridge IGCSE Chemistry practice

Paper 3 structured question: Polymers

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Polymers

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Paper 3Theory (Core)1 marks

Poly(ethene) is a widely used plastic.

Description

Poly(ethene) Formation

Poly(ethene) is formed from ethene through a process called addition polymerisation.

  1. a

    State the process used to form poly(ethene).

    Aim for approximately 1 distinct marking point.

    [1]

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Paper 3 structured question: Polymers

Paper 3Theory (Core)3 marks

Description

Poly(ethene) Production

Ethene molecules undergo a reaction to form long chains of poly(ethene).

  1. a

    Explain how ethene is converted into poly(ethene).

    Aim for approximately 3 distinct marking points.

    [3]