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JEE CHEMISTRY MCQ: CHEMICAL KINETICS
1
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Half-life of two samples is 0.1 and 0.8 s. Their respective concentration is 400 and 50 respectively.
The order of reaction is
The order of reaction is
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Correct option: B
2
Option B (2) is correct because the order of the reaction is calculated to be 2 using the half-life equation and the given concentrations.
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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 )