Group 7 elements
Group 7 elements

Group 7 contains the halogens: fluorine, chlorine, bromine and iodine.
Step-by-step lessons on AQA GCSE Chemistry 1.2.6 Group 7. Each one builds up to exam-style questions. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.