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AQA · GCSE · Chemistry · Higher

Classifying poly(propene) by substance type

Q01.6 1 mark

Poly(propene) is made from propene.

Figure 2 represents the repeating unit of poly(propene).

Figure 2
Figure 2

Figure 2

Enlarged question image

Figure 2

What type of substance is poly(propene)?

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Marking points

  1. 1 Identifies poly(propene) as a polymer; plastic or hydrocarbon are also allowed by the official scheme.

Full-mark answer

Poly(propene) is a polymer.

Why this answer loses marks

It is propene.

This names the monomer rather than the type of substance indicated by a repeating unit.

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