The simple particle model represents the particles in a liquid as solid spheres that touch each other. Which statement is a limitation of using this model to explain boiling?
The model does not show the particles as being close together
The model does not show the forces that must be overcome
The model does not show the particles moving further apart
The model does not show that energy must be supplied to boil
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.