Chemistry 3.2.1 Periodicity — Revision Notes

Clear revision notes for both subtopics: the core notes with every diagram, and a “How confident am I?” self-check against the specification. Want practice questions with answers? See Revision Notes + Practice.

AQA A-Level Chemistry · Revision notes · Free · PDF

1. 3.2.1.1 Classification
2. 3.2.1.2 Physical Properties of Period 3 Elements