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Which of the following procedures will l...

Which of the following procedures will lead to a change in the rate constant k of a reaction ?

A

A change in the presence

B

Change in temperature

C

Change in the volume of the reactions vessel

D

Introduction of a catalyst

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The correct Answer is:
B, D
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RC MUKHERJEE-CHEMICAL KINETICS-OBJECTIVE PROBLEMS
  1. If the rate constant k of a reaction is 1.6 times 10^–3(mol//l)(min^–...

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  2. If for any raction , th rate constant is equal to the rate of the reac...

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  3. Which of the following procedures will lead to a change in the rate co...

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  4. If a reaction with t(1//2)=69.3 seconds , has a rate constant value o...

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  5. The specfic reaction rate constant for a first order reaction is 1xx10...

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  6. k for a zero order reaction is 2xx10^(-2) mol . L^(-1)s^(-1) . If the ...

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  7. A first order reaction is carried out with an initial concentration of...

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  8. Which of the following curves represents a third order reaction ?

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  9. Which of the following curves represents a zero order reaction ? [(a-x...

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  10. 75 % of a first order reaction was completed in 32 min . When was 50 %...

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  11. If doubting the initial concentrations of a reactant doubles t(1/2) of...

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  12. For a given reaction the logarithm of the concentration of the reactan...

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  13. The concept of t(1/2) is useful for the reactions of

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  14. The half - life for a given reaction was halved as the initial concent...

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  15. The rate constant fro a second order reaction is 8 xx 10^(-5) M^(-1) "...

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  16. The rate for a first -order reaction is 8 xx10^(-5) M^(-1)min^(-1). Ho...

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  17. What fraction of a reactant remains after 40 min if t(1/2) is 20 min a...

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  18. For a given reaction, the half-life period was found to be directly pr...

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  19. From different sets of data of t(1//2) at diifferent initial concentra...

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  20. A catalyst increases the rate of a chemical reaction by

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