Essential Chemistry for IGCSE - Chemical Reactions (Section 6 - No. 1)
In a chemical reaction, what is the function of a catalyst?
To increase the yield of the reaction.
To decrease the enthalpy change of the reaction.
To provide an alternative reaction pathway with a lower activation energy.
To shift the equilibrium position to the right.
Explanation
A catalyst lowers the activation energy, speeding up the reaction.
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