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Define half life of a reaction....

Define half life of a reaction.

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USHA PUBLICATION-CHEMICAL KINETICS-EXERCISE
  1. Define pseudofirst order reaction.

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  2. Give a comparison between molecularity and order of a reaction.

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  3. Define half life of a reaction.

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  4. Explain, how a catalyst increases the rate of reaction, giving the rea...

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  5. Define threshold energy.

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  6. What is life time of a reaction ?

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  7. Why does 'Zn' dust react faster with dil. HCl than 'Zn' granules ?

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  8. What is the effect of temperature on rate of a reaction ?

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  9. Differentiate between rate of reaction and specific reaction rate.

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  10. What is zero order reaction ?

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  11. Write two characteristics of 1st order reaction.

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  12. Why is the rate symbol w.r.t. the reactant taken as -ve and w.r.t. pro...

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  13. A lump of coal burns at moderate rate in air while coal dust burns exp...

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  14. Write short note on activation energy.

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  15. What is the rate equation for a zero order reaction ? Also write the u...

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  16. Derive an equation for half life of a zero order reaction.

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  17. What is difference between average rate and instantneous rate of a che...

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  18. For the reaction, 2SO2+O2rarr2SO3 the rate of reaction w.r.t O2 is 0.4...

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  19. For a chemical reaction ArarrB, it is found that the rate of reaction ...

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  20. The initial concerntration of a rectant is 0.5M with rate constant 1.5...

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