States of Matter

C1.1 Solids, liquids and gases 1 State the distinguishing properties of solids, liquids and gases 2 Describe the structure of solids, liquids and gases in terms of particle separation, arrangement and motion 3 Describe changes of state in terms of melting, boiling, evaporating, freezing and condensing 4 Describe the effects of temperature and pressure on the volume of a gas 5 Explain changes of state in terms of kinetic particle theory, including the interpretation of heating and cooling curves 6 Explain, in terms of kinetic particle theory, the effects of temperature and pressure on the volume of a gas C1.2 Diffusion 1 Describe and explain diffusion in terms of kinetic particle theory 2 Describe and explain the effect of relative molecular mass on the rate of diffusion of gases