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2.3 Structure and bonding of carbon

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Question 8

Two materials made only of carbon are tested as possible electrical contacts in a switching device. Their structures are described in the table.

MaterialArrangement of carbon atomsCovalent bonds formed by each carbon atom
PFlat layers3
QA giant three-dimensional structure4

Explain why material P conducts electricity. Predict whether material Q conducts electricity and explain your prediction.

[5]
Markscheme

2.3 Structure and bonding of carbon Questions

  1. GCSE
  2. /Chemistry
  3. /2.3 Structure and bonding of carbon

68 exam-style questions on AQA GCSE Chemistry 2.3 Structure and bonding of carbon, covering 2.3.1 Diamond, 2.3.2 Graphite, and 2.3.3 Graphene and fullerenes. Each one has a worked solution and a mark scheme showing where the marks go.

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