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A zero order reaction is one ___________

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A zero order reaction is one ___________

(a) In which rate is independent of reactants concentration

(b) In which one of the reactant is in large excess

(c) Whose rate is not affected by time

(d) Whose rate increases with time

This question was addressed to me during an online exam.

The doubt is from Effect of Temperature on reaction rate topic in chapter Reaction Dynamics of Engineering Chemistry I

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The correct choice is (a) In which rate is independent of reactants concentration

Easiest explanation: A zero order reaction is one in which rate is independent of reactants concentration. It only depends upon the rate constant.

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