Cambridge IGCSE Combined Science practice
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Topic
Group VII properties
Exam-style question
Group VII Halogens
Description
Halogens are known for their diatomic nature and their varying physical states.
Describe the physical states of the halogens at room temperature.
Aim for approximately 2 distinct marking points.
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Description
The halogens include chlorine, bromine, and iodine. They are diatomic non-metals with varying states at room temperature.
Explain the trends in density and reactivity of halogens as you move down Group VII.
Aim for approximately 3 distinct marking points.