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The first order reaction 2N(2)O(g)rarr2N...

The first order reaction `2N_(2)O(g)rarr2N_(2)(g)+O_(2)(g)` has a rate constant of `1.3 xx 10^(-11)s^(-1)` at `270^(@)C` and `4.5 xx 10^(-10)s^(-1)` at `350^(@)C`. What is the activation energy for this reaction ?

A

15 KJ

B

30 KJ

C

68 KJ

D

120 KJ

Text Solution

Verified by Experts

The correct Answer is:
d
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ERRORLESS -CHEMICAL KINETICS -Ordinary Thinking (Collision theory , Energy of activation and Arrhenius equation )
  1. The reactions with low activation energy are always

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  2. The minimum energy a molecule should possess in order to enter into a ...

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  3. The reason for almost doubling the rate of reaction on increasing the ...

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  4. Why do most chemical reaction rates increase rapidly as the temperatur...

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  5. The rate of reactions exhibiting negative activation energy

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  6. Which increases on increase of temperature

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  7. For a reaction the activation energy Ea=0 and the rate constant=3.2 ti...

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  8. Chemical reactions with very high E(a) values are generally

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  9. The activation energy for a reaction at temperature T K was found to b...

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  10. A given sample of milk turns sour at room temperature (27^(@)C) in fiv...

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  11. For a chemical reaction at 27^(@) C , the activation energy is ...

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  12. A chemical reaction proceeds following the formula k = Pze^(-E(a) //RT...

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  13. Pick the appropriate choice about collision theory of reaction rates

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  14. The first order reaction 2N(2)O(g)rarr2N(2)(g)+O(2)(g) has a rate cons...

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  15. Which of the following statement is not true according to collision th...

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  16. Energy of activation of a reactant is reduced by:

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  17. Activation energy is:

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  18. Arrhenius equation is:

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  19. Activation energy of any reaction depends on

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  20. Assertion (A) : If the activation energy of a reaction is zero, temper...

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