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7.3 Synthetic and naturally occurring polymers

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Question 3
F

A student makes this statement about addition polymerisation.

'When ethene forms poly(ethene), water is given off as well as the polymer.'

a.

The student's statement is wrong. Give the reason why.

[1]
b.

Explain why the repeating unit of poly(ethene) contains the same atoms as an ethene molecule.

[2]
c.

One poly(ethene) molecule is made from 2000 ethene molecules. Give the number of carbon atoms in this poly(ethene) molecule.

[1]
Markscheme

7.3 Synthetic and naturally occurring polymers Questions

  1. GCSE
  2. /Chemistry
  3. /7.3 Synthetic and naturally occurring polymers

40 exam-style questions on AQA GCSE Chemistry 7.3 Synthetic and naturally occurring polymers, covering 7.3.1 Addition polymerisation, 7.3.2 Condensation polymerisation, 7.3.3 Amino acids, and 7.3.4 DNA (deoxyribonucleic acid) and other naturally occurring polymers. Each one has a worked solution and a mark scheme showing where the marks go.

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