This topic is included in Paper 1 and Paper 2 (Foundation) or Paper 3 and Paper 4 (Higher) for GCSE OCR (B) Chemistry.
Notes:
2.1. How have our ideas about atoms developed over time
2.2. What does the Periodic Table tell us about the elements
2.3. How do metals and non-metals combine to form compounds
2.4. How are equations used to represent chemical reactions
2.5. What are the properties of the transition metals
Flashcards – Chapter 2 Chemical Patterns