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The three states

The three states

Matter exists as a solid, liquid or gas. A change of state is a physical change, so no new substance forms.

2.2.1 The three states of matter Lesson

  1. GCSE
  2. /Chemistry
  3. /2.2.1 The three states of matter

Step-by-step lessons covering AQA GCSE Chemistry 2.2.1 The three states of matter for Foundation and Higher tier. Each lesson works through exam-style questions in Paper 1 and Paper 2 format. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.

Lessons