Polymers are solids at room temperature. Which statement explains why polymers are solids at room temperature?
Their molecules are joined to each other by strong ionic attractions
Their molecules are very large, so the forces between them are weak
Their molecules are very large, so the forces between them are strong
Their molecules are joined to each other by strong covalent bonds
42 exam-style questions on AQA GCSE Chemistry 2.2 How bonding and structure are related to the properties of substances, covering 2.2.1a The three states of matter, 2.2.1b Limitations of the simple particle model, 2.2.2 State symbols in chemical equations, 2.2.3 Properties of ionic compounds, 2.2.4 Properties of small molecules, 2.2.5 Polymers, 2.2.6 Giant covalent structures, 2.2.7 Properties of metals and alloys, and 2.2.8 Metals as conductors. Each one has a worked solution and a mark scheme showing where the marks go.