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Half-life period of any first order reac...

Half-life period of any first order reaction is

A

directly proportional to initial concentration of reactant

B

half of the rate constant

C

same for all reactions

D

independent of initial concentration of reactant

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The correct Answer is:
D
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ARIHANT PUBLICATION-CHEMICAL KINETICS-ODISHA BUREAU.S TEXTBOOK SOLUTIONS (A Multiple Choice Type Questions)
  1. In which of the following cases, does the reaction go fastest to compl...

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  2. The specific rate constant of a first order reaction depends upon the,

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  3. Half-life period of any first order reaction is

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  4. The rate law for the reaction. RCI+ NaOH (aq) to ROH + NaCI is given...

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  5. What will be the amount of I^(128) (t(1//2) = 25" min") left after 50 ...

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  6. 75% of a first order reaction was completed in 32 minutes, 50% of the ...

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  7. A large increase in rate of reaction for a rise of tempeature is due t...

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  8. For an endothermic reaction where, Delta H represent the enthalpy of t...

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  9. The half-life of a radioactive element is 1580 years. How long will it...

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  10. The isotope ""(19) K^(42) has a half life of about 12 hours. What frac...

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  11. The hydrolysis of ethyl acetate in acid medium is a reaction of the

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  12. The rate constant Ka of one reaction is found to be double than that o...

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  13. When a graph is plotted between Ink and 1/T for a first order reaction...

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  14. The temperature coefficient of most reaction lies between.

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  15. t(1//2) for zero order reaction is

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  16. The decomposition of N(2) O(5) by 2N(2) O(5) to 4NO(2) + O(2) follows ...

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  17. The hydrolysis of ester in alkaline medium is

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  18. The reaction, 2Na + CI(2) hArr 2NaCI is found to follow 3rd order kine...

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  19. If 'a' is the initial concentration of a substance which reacts accord...

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  20. Which one of the following does not influence the rate of reaction?

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