Key term for OCR GCSE Chemistry B, used in Industrial chemical synthesis.
A substance that increases the rate of a chemical reaction without being used up by the overall reaction, by providing an alternative pathway with lower activation energy.
Catalyst appears in OCR GCSE Chemistry B revision content for Making useful chemicals, especially Industrial chemical synthesis and Rate vs equilibrium trade-off.
Making useful chemicals
Industrial chemical synthesis • Rate vs equilibrium trade-off
Making useful chemicals
Reaction yield factors • Equilibrium position
Making useful chemicals
Reaction rate control • Catalytic action
Making useful chemicals
Reaction rate control • Identifying catalysts
Making useful chemicals
Reaction rate control • Catalysts
Chemicals of the natural environment
Crude oil and hydrocarbons • Cracking
Chemical patterns
Transition metal properties • Properties of transition metals
Air and water
Energy changes in reactions • Arithmetic in energy calculations
Air and water
Energy changes in reactions • Interpreting reaction profiles
Air and water
Energy changes in reactions • Reaction profiles
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