Cambridge IGCSE Chemistry practice

Paper 3 structured question: Group VII properties

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Paper

Marks

Topic

Group VII properties

Exam-style question

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Paper 3Theory (Core)3 marks

Consider the physical states of halogens at room temperature.

Description

Fluorine and chlorine are gases, bromine is a liquid, and iodine is a solid at room temperature.

a
Discuss the changes in physical states of halogens as you move down the group.
Your answer
Aim for approximately 3 distinct marking points.
[3]

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Paper 3Theory (Core)1 marks

Description

As you move down Group VII, the elements show changes in reactivity, melting points, and physical states.

a
State the trend in reactivity of Group VII elements as you move down the group.
Your answer
Aim for approximately 1 distinct marking point.
[1]