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On increasing temparature of the reactin...

On increasing temparature of the reacting system by 10 degrees, the rate of reaction almost doubles. The most appropriate reason for this is :

A

collision frequency increases

B

actevating energy decreases with increase in temparature

C

the fraction of molecules having energy equal to threshould energy or more increases

D

the value of threshold energy decreases.

Text Solution

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The correct Answer is:
C
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JMD PUBLICATION-CHEMICAL KINEMATICS-EXAMPLE
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  2. On increasing temparature of the reacting system by 10 degrees, the ra...

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  7. Unit of rate constant for zero order reaction is

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  8. Rate of a reaction can be expressed by Arrhenius equation as k=Ae^(-Ea...

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  9. Rate constant of a reaction depends upon:

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  10. The role of a catalyst in a chemical reaction is to change:

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  11. The units of rate constant for first order equation.

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  12. Which of the following graphs corresponds to first order reaction:

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  13. Rate constant of a reaction depends upon:

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  14. Arrhenius equation is

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  15. The chemical reactions in which the reactants require high amount of a...

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  16. Which of the following does not influence the reaction rate?

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  17. A reaction was found to be of second order with respect to concentrati...

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  18. The value of k for a reaction is 2.96xx10^(30)s^-1 , what is the order...

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  19. The units of rate constant for first order equation.

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