Edexcel International GCSE (9-1) Chemistry Student Book notes

Electrolysis summary 1.55C understand why covalent compounds do not conduct electricity 1.56C understand why ionic compounds conduct electricity only when molten or in aqueous solution 1.57C know that anion and cation are terms used to refer to negative and positive ions respectively 1.58C describe experiments to investigate electrolysis, using inert electrodes, of molten compounds (including lead(II) bromide) and aqueous solutions (including sodium chloride, dilute sulfuric acid and co...