Making a soluble salt
Making a soluble salt
A soluble salt can be made by reacting an acid with an insoluble base, such as a metal oxide, metal hydroxide or metal carbonate. A base is a substance that neutralises an acid.
Step-by-step lessons covering AQA GCSE Chemistry 4.2.3 Soluble salts 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.