Cambridge IGCSE Chemistry practice

Paper 4 structured question: Reversible reactions and equilibrium

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Paper

Marks

Topic

Reversible reactions and equilibrium

Exam-style question

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Paper 4Theory (Extended)1 marks

The Contact process is essential for sulfuric acid production.

Description

The Contact process is a key industrial method for producing sulfuric acid, which is used in various applications.

a
State the role of sulfur dioxide in the Contact process.
Your answer
Aim for approximately 1 distinct marking point.
[1]

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Paper 4Theory (Extended)1 marks

Description

The Contact process involves the reaction of sulfur dioxide and oxygen to produce sulfur trioxide, which is then converted to sulfuric acid.

a
State the sources of sulfur dioxide and oxygen in the Contact process.
Your answer
Aim for approximately 1 distinct marking point.
[1]