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2.1 Chemical bonds, ionic, covalent and metallic

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Question 7
F

Figure shows the way the structure of poly(ethene) is represented.

Figure: The representation of the structure of poly(ethene)

image

a.

Give the meaning of n in Figure.

[1]
b.

Poly(ethene) is described as having very large molecules. Give one reason why.

[1]
c.

Give one limitation of using the representation in Figure to show the structure of poly(ethene).

[1]
Markscheme

2.1 Chemical bonds, ionic, covalent and metallic Questions

  1. GCSE
  2. /Chemistry
  3. /2.1 Chemical bonds, ionic, covalent and metallic

40 exam-style questions on AQA GCSE Chemistry 2.1 Chemical bonds, ionic, covalent and metallic, covering 2.1.1 Chemical bonds, 2.1.2 Ionic bonding, 2.1.3 Ionic compounds, 2.1.4 Covalent bonding, and 2.1.5 Metallic bonding. Each one has a worked solution and a mark scheme showing where the marks go.

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