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Cambridge IGCSE Chemistry practice

Paper 4 structured question: Polymers

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Polymers

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Paper 4Theory (Extended)1 marks

Recycling of plastics is an important environmental issue.

Description

Recycling PET

Polyethylene terephthalate (PET) is a common plastic used in many products. It can be recycled by breaking it down into its monomers and re-polymerising them to create new PET products.

  1. a

    State the two monomers that make up PET.

    Aim for approximately 1 distinct marking point.

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Paper 4 structured question: Polymers

Paper 4Theory (Extended)1 marks

Description

Benefits of Recycling PET

Recycling PET helps reduce environmental impact, conserves resources, and minimizes waste. It can be reverted to its monomers and re-polymerised.

  1. a

    State one benefit of recycling PET.

    Aim for approximately 1 distinct marking point.

    [1]