EASY
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IMPORTANT
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A catalyst increases the rate of a chemical reaction by:

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Important Questions on Chemical Kinetics

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JEE Main
IMPORTANT
Chemistry Crash Course JEE Main>Chapter 6 - Chemical Kinetics>Level 1>Q 23
From different sets of data of t1/2 at different initial concentration say a'' for a given reaction, the product t1/2×a is found to be constant. The order of the reaction is:
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JEE Main
IMPORTANT
Chemistry Crash Course JEE Main>Chapter 6 - Chemical Kinetics>Level 1>Q 24
For a given reaction, the half-life period was found to be directly proportional to the initial concentration of the reactant. The order is
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JEE Main
IMPORTANT
Chemistry Crash Course JEE Main>Chapter 6 - Chemical Kinetics>Level 1>Q 25
For a given reaction the logarithm of the concentration of the reactant plotted against time gave a straight line with negative slope. The order of the reaction is
EASY
JEE Main
IMPORTANT
Chemistry Crash Course JEE Main>Chapter 6 - Chemical Kinetics>Level 1>Q 26
The concept of t12 is useful for the reactions of
EASY
JEE Main
IMPORTANT
Chemistry Crash Course JEE Main>Chapter 6 - Chemical Kinetics>Level 1>Q 27
k for a zero order reaction is 2×10-2 mol L-1 s-1. If the concentration of the reactant after 25 s is 0.5 M, the initial concentration must have been
EASY
JEE Main
IMPORTANT
Chemistry Crash Course JEE Main>Chapter 6 - Chemical Kinetics>Level 1>Q 28
The specific reaction rate constant for a first order reaction is 1×10-3 s-1. If, the initial concentration of the reactant is 0.1 mole per litre, the rate is:
EASY
JEE Main
IMPORTANT
Chemistry Crash Course JEE Main>Chapter 6 - Chemical Kinetics>Level 1>Q 29
Which of the following procedures will lead to a change in the rate constant 'k' of a reaction?
EASY
JEE Main
IMPORTANT
Chemistry Crash Course JEE Main>Chapter 6 - Chemical Kinetics>Level 1>Q 30
If for any reaction, the rate constant is equal to the rate of the reaction at all concentrations, the order is