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The Activation energy for a chemical rea...

The Activation energy for a chemical reaction mainly depends upon

A

temperature

B

nature of reacting species

C

concentration of the reacting species

D

collision frequecny

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The correct Answer is:
B
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OP TANDON-CHEMICAL KINETICS-OBJECTIVE QUESTIONS (LEVEL-A)
  1. Accroding to collision theory of reaction rates :

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  2. According to collision theory :

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  3. The Activation energy for a chemical reaction mainly depends upon

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  4. In a reaction, the threshold energy is equal to

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  5. Accroding to the colision theory of reaction rates, the rate of reacti...

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  6. The temeprature cofficient of a reaction is :

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  7. In general, with every 10^(@)C rise in temperature, the rate of reacti...

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  8. Activation energy of the reaction is :

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  9. The temperature coefficient of most of the reactions lies between

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  10. Accroding to Arrhenius equation, rate constant of a chemical reaction ...

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  11. In order to react, a molecule at the time of collision, must posses a ...

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  12. The activation energy of a reaction is zero. The rate constant of the ...

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  13. The activation energy of a reaction can be lowered by :

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  14. The activation energy for a hypothetical reaction A rarr X is 12.49 kc...

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  15. The plote between concentration versus time for a zero order reaction ...

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  16. The rate of reaction increases with rise in temerature because of :

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  17. Which of the following is a first order reaction ?

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  18. Which one of the following is not a first order reaction?

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  19. Rate expression of a chemical change is -(dx)/(dt)=k[A]^(2)[B]^(1)[C]^...

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  20. For a reaction 2A +B rarr C+D, the active mass of B is kept constant b...

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