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The role of a catalyst in a chemical rea...

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

A

Enthalpy of a reaction

B

Nature of products

C

Activation energy

D

Equilibrium constant.

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The correct Answer is:
C
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JMD PUBLICATION-CHEMICAL KINEMATICS-EXAMPLE
  1. Rate of a reaction can be expressed by Arrhenius equation as k=Ae^(-Ea...

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  2. Rate constant of a reaction depends upon:

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

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

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

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  6. Rate constant of a reaction depends upon:

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  7. Arrhenius equation is

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

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

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

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

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

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  13. The rate constant of a reaction has same units as the rate of reaction...

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  14. The rate constant of a reaction has s^-1 units. The reaction is of …..

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  15. The rate constant of reaction is 3xx10^-3 atm^-2sec^-1 . The order of...

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  16. The order of a single step reaction can be

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  17. The molecularity of a reaction can never be a fraction.

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  18. Unit of rate constant for a second order reaction are L mol^-1 s^-1.

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  19. The molecularity of a reaction can never be a fraction.

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  20. Order of a reaction can be zero.

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