Essential Chemistry for IGCSE - Chemical Changes (Section 1 - No. 21)
What is the purpose of a catalyst in a chemical reaction?
To increase the energy of the reactants.
To decrease the energy of the products.
To lower the activation energy of the reaction.
To change the equilibrium position of the reaction.
Explanation
A catalyst speeds up a reaction by providing an alternative reaction pathway with a lower activation energy.
Comments (0)
