Neutralisation
Neutralisation
A base is a substance that neutralises an acid. Metal oxides, metal hydroxides and metal carbonates are bases; a soluble base is called an alkali.
Step-by-step lessons covering AQA GCSE Chemistry 4.2.2 Neutralisation of acids and salt production 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.