Group 7 reactivity
What Group 7 reactivity means in Chemistry GCSE, as defined for AQA.
Definitions of Group 7 reactivity
Exam boards and our study guides word this term in slightly different ways. Learn the version your board uses.
Check what you remember
Read the wording for your board, then hide it and explain Group 7 reactivity in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
The reactivity trend shown by this reaction, which can be used to place halogens in order of reactivity.
The reactivity of the elements decreases going down the group, from fluorine to iodine.
Topics that use Group 7 reactivity
- Group 7 (AQA GCSE)
Related terms
- Diatomic molecules
- Displacement reactions
- Group 7 trends
- Halide salts
- Halogens
- Intermolecular forces and physical states
- Ionic versus covalent bonding
- Non-metal character of the halogens
Using Group 7 reactivity in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Chemistry questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
A week of Premium from your first lesson · Then the free plan continues · No card, no charge