Unit 6 · Chemical Reactions

Question Bank

Cambridge IGCSE Chemistry 0620 · 44 questions

Q11Chemical Reactions

A catalyst

(a)increases the rate and is unchanged at the end

(b)is used up

(c)slows the reaction

(d)increases the yield

Correct answer: (a) increases the rate and is unchanged at the end

Explanation: It lowers the activation energy.

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