Essential Chemistry for IGCSE - Chemical Reactions (Section 1 - No. 17)
Which of the following is true concerning catalysts?
Catalysts are consumed in the reaction.
Catalysts increase the activation energy.
Catalysts speed up a reaction by providing an alternative reaction pathway.
Catalysts change the value of the equilibrium constant.
Explanation
A catalyst provides an alternative reaction pathway, lowering the activation energy, thereby increasing the rate of a chemical reaction.
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