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Cambridge IGCSE Chemistry practice

Paper 4 structured question: Ions and ionic bonds

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Ions and ionic bonds

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Paper 4Theory (Extended)4 marks

The properties of ionic compounds are influenced by their structure.

Description

Properties of Ionic Compounds

Ionic compounds have high melting points and can conduct electricity when dissolved in water. Their structure consists of a giant lattice of alternating ions.

  1. a

    Describe the giant lattice structure of ionic compounds.

    Aim for approximately 4 distinct marking points.

    [4]

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Paper 4 structured question: Ions and ionic bonds

Paper 4Theory (Extended)1 marks

Description

Giant Lattice Structure

Ionic compounds consist of a giant lattice structure formed by alternating positive and negative ions. This arrangement is crucial for their stability and properties.

  1. a

    State the type of structure formed by ionic compounds.

    Aim for approximately 1 distinct marking point.

    [1]