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The rate constants of a reaction at 300K...

The rate constants of a reaction at 300K and 280 K respectively are `K_(1)` and `K_(2)`. Then

A

`K_(1)=20K_(2)`

B

`K_(2)=4K_(1)`

C

`K_(1)=4K_(2)`

D

`K_(1)=0.5K_(2)`

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-CHEMICAL KINETICS-Objective Exercise - 1
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  2. Increase of temperature will increase the reaction rate due to

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  3. The rate constants of a reaction at 300K and 280 K respectively are K(...

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  4. The rate constant K(1) of a reaction is found to be double that of ra...

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  5. The Arrhenius equation expressing the effect of temperature on the rat...

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  6. Activation energy depends on

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  7. A catalyst in a chemical reaction does not change

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  8. In general the rate of a given reaction can be increased by all the fa...

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  9. The effect of temperature on a reaction rate for whilch Ea is zero is ...

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  10. The rate expression gives the relation between rate of reaction and

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  11. In the graph drawn between log K and 1/T, intercept equalst o

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  12. In the Arrhenius equation equation,the Boltzmann factor e^(Ea//RT) rep...

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  13. Activationenergies for different reactions are give below a. Ato prod...

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  14. Which of the following parameters of a chemical readtion are increased...

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  15. The process 2A + B to C taking place in two steps: 1:2A to D"...

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  16. Which of the following influence the rate of reaction a. Nature of r...

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  17. Which of the following does not affect the rate of reaction?

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  18. What is the rate of the reaction for 2AtoB

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  19. Rate constant of a reaction can be expressed by Arrhenius equation as ...

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  20. For N(2)O(5) (In "CC"l(4))to2NO(2)+1/2O(2),K=6xx10^(-4)s^(-1) at 350 K...

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