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2.1 Chemical bonds, ionic, covalent and metallic

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Question 3
F

Water consists of small molecules. The formula of water is H2O\text{H}_2\text{O}H2​O.

a.

Draw a dot and cross diagram to show the bonding in one molecule of water.

[2]
b.

Give the number of shared pairs of electrons in one molecule of water.

[1]
c.

Explain why the bonds between the atoms in a water molecule are covalent bonds.

[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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