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2.3 Structure and bonding of carbon

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Question 21
H

A form of carbon is a single sheet of hexagonal rings, one atom thick, and it conducts electricity. Which form of carbon is it, and why does it conduct electricity?

[1]
A

Graphite, because one electron from each carbon atom is delocalised.

B

Graphite, because each carbon atom forms four covalent bonds in a sheet.

C

Graphene, because one electron from each carbon atom is delocalised.

D

Graphene, because each carbon atom forms four covalent bonds in a sheet.

Markscheme

2.3 Structure and bonding of carbon Questions

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

40 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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