Note:

IGCSE Chemistry Notes /States of matter/ 2023 to 2028 Exams Free Preview

Syllabus Content:

Core:

1.1 Solids, liquids and gases

Core

1.  State the distinguishing properties of solids, liquids and gases
2. Describe the structures 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

Supplement

1. Explain changes of state in terms of kinetic particle theory, including the interpretation of heating and cooling curves
2. Explain, in terms of kinetic particle theory, the effects of temperature and pressure on the volume of a gas

1.2 Diffusion

Core

1. Describe and explain diffusion in terms of kinetic particle theory Supplement
2. Describe and explain the effect of relative molecular mass on the rate of diffusion of gases

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