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2.4 Covalent bonding

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Question 18
H

Which description of bonding in oxygen, O2\mathrm{O_{2}}O2​, is correct?

[1]
A

The atoms share one pair, one electron from each atom

B

One atom transfers two electrons to the other atom

C

Each atom contributes two electrons to two shared pairs

D

Each atom contributes four electrons to two shared pairs

Markscheme

2.4 Covalent bonding Questions

  1. GCSE
  2. /Chemistry
  3. /2.4 Covalent bonding

53 exam-style questions on Edexcel GCSE Chemistry 2.4 Covalent bonding, covering 2.4.1 Covalent bonding and simple molecules. Each one has a worked solution and a mark scheme showing where the marks go.

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