Changes of state
What Changes of state means in Chemistry GCSE, as defined for AQA.
Definitions of Changes of state
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Reference: AQA
Energy is transferred during a change of state, but the temperature stays constant until the change is complete.
Physical changes that do not alter the chemical identity of the substance and are reversible.
Topics that use Changes of state
- The three states of matter (AQA GCSE)
Related terms
- Boiling
- Comparing melting and boiling points
- Energy transfers during changes of state
- Forces between particles
- Melting
- Melting and boiling points
- Particle model of matter
- Potential energy and temperature
Using Changes of state in the exam
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