Cambridge IGCSE Chemistry practice

Paper 4 structured question: Oxides

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Paper

Marks

Topic

Oxides

Exam-style question

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Paper 4Theory (Extended)4 marks

Understanding the reactions of amphoteric oxides is crucial in chemistry.

Description

Amphoteric oxides can react with both acids and bases to form salts and water.

a
Explain the significance of amphoteric oxides in chemical reactions.
Your answer
Aim for approximately 4 distinct marking points.
[4]

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Paper 4Theory (Extended)1 marks

Description

Amphoteric oxides can react with both acids and bases, leading to the formation of salts and water.

a
State one example of an amphoteric oxide.
Your answer
Aim for approximately 1 distinct marking point.
[1]