Chemistry GCSE
Collision frequency
What Collision frequency means in Chemistry GCSE, as defined for AQA.
Definition of Collision frequency
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Reference: AQA
The number of collisions per second between reactant particles, which rises when concentration, pressure or surface area is increased.
Topics that use Collision frequency
- Collision theory and activation energy (AQA GCSE)
Related terms
- Activation energy
- Catalyst
- Collision theory
- Concentration and pressure effects
- Effect of temperature on collision energy
- Experimental control of variables
- Explaining reaction rate in particle terms
- Frequency of collisions
Using Collision frequency in the exam
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