A technician needs to prepare a solution of copper chloride.
Which pair of reactants should the technician use?
copper and dilute hydrochloric acid
copper carbonate and dilute hydrochloric acid
copper hydroxide and dilute nitric acid
copper oxide and dilute sulfuric acid
88 exam-style questions on AQA GCSE Chemistry 4.2 Reactions of acids, covering 4.2.1a Reactions of acids with metals, 4.2.1b Redox in acid-metal reactions, 4.2.2 Neutralisation of acids and salt production, 4.2.3 Soluble salts, 4.2.4 The pH scale and neutralisation, 4.2.5a Titrations, 4.2.5b Calculating quantities in titrations, and 4.2.6 Strong and weak acids. Each one has a worked solution and a mark scheme showing where the marks go.