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What do you mean by effective collisions...

What do you mean by effective collisions ? What barriers should the reacting species overcome to make such collisions.

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CHHAYA PUBLICATION-CHEMICAL KINETICS-EXERCISE (SHORT ANSWER-TYPE QUESTIONS)
  1. Will the molecularity of a zero order reaction be zero? Explain.

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  2. Why is the term 'molecularity ' not applicable for complex reactions ...

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  3. Show that the unit of a rate constant depends on the unit of time and ...

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  4. Why is rate constant of a reaction called specific reaction-rate ?

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  5. Define activation energy . What is threshold energy ?

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  6. "Lower the activation energy , higher is the rate of a chemical reacti...

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  7. If Trarroo , determine the value of rate constant according to the Arr...

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  8. What will be the effect on the rate constant of a reaction having zero...

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  9. The order of a reaction is '1' and hence its molecularity is 1. Justif...

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  10. NO+O(3)rarrNO(2)+O(2), This is an elementary reaction. Write the rate ...

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  11. Plot a graph of concentration of a reactant at time t, [ (a-x)] agains...

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  12. plot a graph of reaction -rate vs concentration of the reactant for a ...

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  13. Show that the time required to complete a part of first order reaction...

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  14. What do you mean by the statement 'the rate constant of the first orde...

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  15. Show that , t(3//4) of a first order reaction is twice the value of t...

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  16. Hydrolysis of cane sugar in acidic medium is a pseudo first order reac...

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  17. Hydrolysis of ethyl acetate in acidic solution is a pseudo first order...

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  18. All the collisions among reactant molecules are not effective to bring...

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  19. How is the rate of a reaction affected by the presence of catalyst ?

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  20. What do you mean by effective collisions ? What barriers should the re...

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