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JEE CHEMISTRY MCQ: CHEMICAL KINETICS
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For the reaction, , the active mass of B is kept constant, and that of A is doubled. The rate of reaction will be then
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Correct option: C
Increase 4 times
Option C (Increase 4 times) is correct because the rate of the reaction is proportional to the square of the concentration of reactant A.
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The overall order of the reaction is: For the first order reaction with the rate constant , which expression gives the rate half-life period? Which of the following is a zero order reaction? For a certain reaction involving a single reactant, it is found that is constant, where is the initial concentration of the reactant and is the half-life. What is the order of the reaction? Arrhenius equation is The energy of activation for an uncatalysed reaction is Presence of a catalyst lowers the energy of activation by . The of the ratio of rate constant of catalysed and uncatalysed reactions at is?
Assume the frequency factor is same for both reactions. (Given )
