Chemical Cells
Chemical Cells

A chemical cell changes chemical energy into electrical energy. The chemical reaction creates a potential difference, or voltage, between the two terminals.
Step-by-step lessons covering AQA GCSE Chemistry 5.2.1 Cells and batteries for Foundation and Higher tier. Each lesson works through exam-style questions in Paper 1 and Paper 2 format. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.