Cambridge IGCSE Combined Science practice

Paper 3 structured question: Transition elements

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Paper

Marks

Topic

Transition elements

Exam-style question

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Paper 3Theory (Core)4 marks

The role of transition metals in catalysis is crucial in many chemical processes.

Description

Transition metals are often used as catalysts in chemical reactions due to their ability to provide alternative pathways.

a
Discuss the advantages of using transition metals as catalysts in industrial processes.
Your answer
Aim for approximately 4 distinct marking points.
[4]

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Paper 3Theory (Core)2 marks

Description

Transition metals are known for their high density, elevated melting points, ability to form colored compounds, and catalytic properties.

a
Explain the significance of the ability of transition metals to form colored compounds.
Your answer
Aim for approximately 2 distinct marking points.
[2]