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(A) The overall order of the reaction is...

(A) The overall order of the reaction is the sum of the exponents of all the reactants in the rate expression.
(R ) There are many higher order reactions

A

Both (A) and (R ) are true and (R ) is the correct explanation of (A)

B

Both (A) and (R ) are true and (R ) is not the correct explanation of (A)

C

(A) is true but (R ) is false

D

Both (A) and (R ) are false

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-CHEMICAL KINETICS-Objective Exercise - 4 (Assertion (A) & Reason (R) Type Questions)
  1. (A) All Ionic reactions are Instantaneous (R ) Ionic reactions do no...

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  2. (A) Most of the molecular reactions occur with moderate rates (R ) M...

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  3. (A) Units of rate of reaction are independent of order of the reaction...

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  4. (A) A first order reaction is always unimolecular (R ) A unimolecula...

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  5. (A) Acidic hydrolysis of ethyl acetate with excess water is a first o...

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  6. (A) Decomposition of Ammonia on platinum surface at high pressure is a...

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  7. (A) Radioactive disintegration process can never go to completion (R...

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  8. (A) Alkaline hydrolysis of ethyl acetate follows first order kinetic ...

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  9. (A) Rate of constant of a reaction increases with increase in temperat...

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  10. (A) Presence of catalyst increases the rate of reaction (R ) Presenc...

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

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  12. (A) Half life period of first order reaction is independent of concent...

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  13. A: Rate constant of a reaction at a particular temperature is constant...

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  14. A: Lesser the activation energy, greater is the rate of reaction R: ...

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  15. (A) Molecularity has no meaning for a complex reaction. (R ) The ove...

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  16. (A) If the activation energy of a reaction is zero, temperature has no...

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  17. (A) The overall order of the reaction is the sum of the exponents of a...

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  18. (A) Rate of reaction can also increase with the formation of product, ...

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  19. (A) Order and molecularity are always equal (R ) Complex reactions t...

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  20. (A) The order of a reaction may be nagative. (R ) In some cases, the...

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