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Group 7 Halogens — AQA GCSE Chemistry 8462
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Chemistry
AQA GCSE Chemistry
Atomic structure and the periodic table
The Periodic Table
Group 7 Halogens
AQA GCSE Chemistry · 8462
Group 7 Halogens
What you need to know
Describe the nature of halides formed when halogens react with metals and non-metals.
Identify that halogens exist as diatomic molecules.
Describe the trends in molecular mass, melting point, and boiling point down Group 7.
Explain the decrease in reactivity going down Group 7 in terms of electronic structure.
Describe displacement reactions involving halogens.
Revision notes
1
Physical Properties and Halide Formation
6 key terms
2
Reactivity Trends and Displacement Reactions
5 key terms
Practise with past papers
Key terms & definitions
Previous subtopic
Group 1 Alkali Metals
Next topic: Transition Metals
Comparison with Alkali Metals
