Cambridge IGCSE Chemistry practice

Paper 3 structured question: Arrangement of elements

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Paper

Marks

Topic

Arrangement of elements

Exam-style question

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Paper 3Theory (Core)1 marks

Chemical properties of elements in the same group.

Description

Elements in the same group of the Periodic Table share similar chemical properties due to their electron arrangements.

a
State the reason why elements in the same group have similar chemical properties.
Your answer
Aim for approximately 1 distinct marking point.
[1]

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Paper 3Theory (Core)3 marks

Description

As you move down Group 1, the reactivity of alkali metals increases significantly.

a
Explain why the reactivity of alkali metals increases down the group.
Your answer
Aim for approximately 3 distinct marking points.
[3]