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Activation energies for different reacti...

Activation energies for different reactions are given below
(a) A `to` products, Ea=14 K.Cal
(b) B `to` products, Ea=16 K.cal
(c) C `to` products, Ea=12 K.Cal
(d) D `to` products, Ea=10 K.cal
If the temperature increases by `10^(0)C` for which reactions the temperature coefficients are maximum and minimum respectively.

A

a & b

B

b & c

C

b & d

D

d & b

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-CHEMICAL KINETICS-OBJECTIVE EXERCISE - 1 (Rate and factors influencing rate)
  1. For a reaction(K((1+10)))/(K((1)))=x. When temperature is increased fr...

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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. (A) The rate law of a reaction cannot be predicted from its balanced c...

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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. Activation energies for different reactions are given below (a) A t...

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

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  15. For an exothermic chemical process occurring in two steps as i) A+Bt...

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

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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 CCl"(4))to2NO(2)+1/2O(2), K=6xx10^(-4)s^(-1) at 350...

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