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The time required for 100% completion of...

The time required for 100% completion of a zero order reaction is

A

2 k/a

B

a/2k

C

a/k

D

ak

Text Solution

Verified by Experts

The correct Answer is:
C
For a zero order reaction
`t = (1)/(k)[[A]_(0)-[A]]`
`t_(100%)=(1)/(k)[A]_(0)=(a)/(k)`.
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DINESH PUBLICATION-RATES OF REACTIONS AND CHEMICAL KINETICS-Revision Question
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  2. The activation energy for a reaction at temperature T K was found to b...

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  3. The time required for 100% completion of a zero order reaction is

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  4. The following data is obtained during the first order thermal decompos...

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  5. Consider the decomposition of N(2)O(5) as N(2)O(5)rarr2NO(2)+1//2O(2...

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  6. For the reaction R rarr P, graph of [R] against time is found to be a ...

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  7. In a catalyst experiment involving the Haber process N(2) + 3H(2) rarr...

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  8. 10 g of a radioactive isotope is reduced to 1.25 g in 12 years. Theref...

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  9. Plots showing the variation of the rate constant (k) with temperature ...

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  10. The rate of the reaction A rarr products, at the initial concentration...

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  11. For first order reaction, the time taken to reduce tha initial concent...

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  12. The initial rates of reaction 3 A+ 2B +C rarr products at different in...

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

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  14. Units of rate constant depend upon

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  15. Which one of the following statements for the order of a reaction is i...

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  16. The rate of law for the reaction xA+yB=mP+nQ is Rate k[A]^(c)[B]^(d). ...

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  17. The rate of the reaction : 2N(2)O(5)rarr4NO(2)+O(2) can be written i...

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  18. Which one of the following is wrong about the molecularity of a reacti...

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  19. A follows first order reaction. (A) rarr Product The concentration...

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  20. When a catalyst increases the rate of a chemical reaction, the rate co...

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