Potassium chloride and silver chloride are both ionic compounds.
Potassium chloride mixed with water behaves as an electrolyte.
Silver chloride mixed with water does not behave as an electrolyte.
Explain, in terms of solubility and movement of ions, this difference in behaviour.
59 exam-style questions on Edexcel GCSE Chemistry 2.5 Types of substance, covering 2.5.1 Classifying substances by structure and bonding, 2.5.2 Properties of ionic and simple molecular substances, 2.5.3 Giant covalent structures: diamond and graphite, 2.5.4 Fullerenes, graphene and simple polymers, 2.5.5 Properties of metals and non-metals, and 2.5.6 Limitations of bonding models and representations. Each one has a worked solution and a mark scheme showing where the marks go.