Chem-ch10-P1 (Reaction Kintectic)
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If the energy of activated complex lies close to the energy of reactants, it means that the reaction is
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After three half lives of a reaction, the % fraction of the amount left is
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Half life of 92U^235 is:
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A compound decomposes with half life of 8 seconds and half life is independent of concentration. How much time is consumed to convert the concentration of 1/16 th (one sixteenth) of. its initial concentration?
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Which of the following statements about the order of reaction is TRUE?
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The following mechanism has been proposed for the reaction of NO and Br2 to form NOBr: NO(g) + Br2 (g) —> NOBr2 (g) NOBr2(g) + NO(g) —> 2NOBr(g) If the second step is rate determining step, the order of the reaction with respect to NO(g) is:
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Which order of reaction obeys the expression t1/2 = 1ka ?
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The rate of reaction:
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Specific rate constant is equal to rate of reaction, when concentration of reactants are:
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The unit of rate constant is the same as that of the rate of reaction in
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The rate of reaction can be increased by all factors except:
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The slope of Arrhenius equation can be represented as:
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The enzyme used for hydrolysis of urea is:
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The order of the rate of diffusion of gases NH3, SO2, Cl2 and CO2 is:
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In zero order reaction, the rate is independent of:
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A substance which makes the catalyst more effective is called:
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The unit of the rate constant is the same as that of the rate of reaction in:
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