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Cambridge IGCSE Chemistry practice

Paper 4 structured question: Reactivity series

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Reactivity series

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Paper 4Theory (Extended)1 marks

Aluminium is widely used in construction and packaging due to its properties.

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Aluminium and its Properties

Aluminium is a lightweight metal that is resistant to corrosion due to a protective oxide layer.

  1. a

    State the reason why aluminium is resistant to corrosion.

    Aim for approximately 1 distinct marking point.

    [1]

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Paper 4 structured question: Reactivity series

Paper 4Theory (Extended)3 marks

Description

Applications of Aluminium

Aluminium is used in aircraft, packaging, and construction due to its lightweight and corrosion-resistant properties.

  1. a

    Explain why aluminium's oxide layer is important for its use in these applications.

    Aim for approximately 3 distinct marking points.

    [3]