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Half-life of a reaction is found to be i...

Half-life of a reaction is found to be inversely proportional to the cube of its initial concentration. The order of reaction is

A

4

B

3

C

5

D

2

Text Solution

Verified by Experts

The correct Answer is:
A
`t_(1//2)propa^(1-n):.t_(1//2)prop (1)/(a^(3))` only when n=4
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DINESH PUBLICATION-RATES OF REACTIONS AND CHEMICAL KINETICS-Revision Question
  1. Collision theory is application to

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  2. A chemical reaction was carried out at 300 K and 280 K. The rate const...

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  3. Half-life of a reaction is found to be inversely proportional to the c...

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  4. The order of reaction is decided by

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  5. A graph plotted between log k versus 1//T for calculating activation e...

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  6. Units of rate constant of first and zero order reactions in terms of m...

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  7. Which of the following is correct for a first order reaction ?

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  8. 2A rarr B + C. It would be a zero-order reaction when

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  9. If 3A rarr 2B, then the rate of reaction of + (dB)/(d t) is equal to

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  10. When we increase the temperature, the rate of reaction increases becau...

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  11. In Arrhenius plot, intercept is equal to

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  12. The rate of reaction is doubled for 10^(@)C rise in temperature. The i...

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  13. For the reaction: H(2) + Cl(2) underset("Sunlight")rarr2HCl taking...

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  14. The temperature dependence of rate constant (k) of a chemical reaction...

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  15. If the rate of the reaction is equal to the rate constant, the order o...

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  16. The rate law for a reaction between the substances A and B is given by...

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  17. Temperature coefficient of a reaction is 2. When temperature is increa...

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  18. For the reaction A + Brarr C +D, if concentratiton of A is doubled wit...

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  19. The potential energy diagram for a reaction R rarr P is given by ...

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  20. Rate of 1st order depends upon

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