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Physical and chemical changes
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The Big Question: Has a New Substance Formed?

The Big Question: Has a New Substance Formed?

Particle-level comparison of physical and chemical changes

Chemistry is the study of substances and how they behave. When something changes, it might only alter its appearance or state, or it might turn into a completely different material.

Physical and chemical changes Lesson

  1. IGCSE
  2. /Chemistry
  3. /Physical and chemical changes

Step-by-step lessons on CIE IGCSE Chemistry Physical and chemical changes. Each one builds up to exam-style questions. Build a solid grasp of atomic structure, bonding and the mole concept early, since these underpin almost every other topic, then move on to the more calculation-heavy quantitative and organic chemistry content.

Lessons