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Which of the following statement is not ...

Which of the following statement is not correct ?

A

Molecularity of a reaction cannot be fractional

B

Molecularity of a reaction cannot be more than three

C

Molecularity of a reaction can zero.

D

Molecularity is assigned for each elementary step of mechanicsm.

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The correct Answer is:
C
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SURA PUBLICATION-CHEMICAL KINETICS -ADDITIONAL QUESTIONS AND ANSWERS (CHOOSE THE CORRECT ANSWER)
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  2. Which of the following does not affect the rate of reaction ?

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  3. Which of the following statement is not correct ?

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  4. Which order reaction obeys the expression t(1//2)prop (1)/([A]) ?

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  5. For an exothermic chemical process occuring in 2 steps as (i) A+B ra...

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  6. The graph between. The log K verrus (1)/(T) is a straight line. The sl...

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  7. Nitric oxide (NO) reacts with oxygen to produce nitrogen dioxide 2NO...

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  8. The addition of a catalyst during a chemical reaction alters which of ...

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  9. A reaction having equal activation energies for forward and reverse re...

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  10. The given reaction 2FeCl(3)+SnCl(2)rarr 2FeCl(2)+SnCl(4) is an exampl...

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  11. Enzymes increase the rate of reactions.

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  12. Activation energy of a chemical reaction can be determined by

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  13. 2A rarr B+C. It would be a zero order reaction when.

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  14. What will be the rate constant of a I order reaction, if its half life...

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  15. How much time will be taken for 20 gm to reduce 5 g ? [R=2xx10^(-3)s^(...

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  16. From the rate expression for the following reactions, determine their ...

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  18. A first order reaction is 50% completed in 1.26xx10^(14). How much tim...

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  19. Concentration is expressed in ?

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  20. During a chemical reaction, the concentration of reaction

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