Edexcel IGCSE Chemistry · Spec 1.1-1.2
States of Matter
Covers compare particles in solids, liquids and gases, Name each change of state and Explain state changes without overgeneralising particle spacing.
Chemistry revision video
States of Matter
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Spec 1.1-1.2
What you need to know
- Compare particles in solids, liquids and gases
- Name each change of state
- Explain state changes without overgeneralising particle spacing
Active recall
Quick check
Answer each question before opening the answer.
How are particles arranged in a liquid?
Close together in a random arrangement
What is the change from gas to liquid called?
Condensation
What spacing change occurs when a liquid becomes a gas?
The particles become much farther apart
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