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What is the effect of catalyst on activa...

What is the effect of catalyst on activation energy?

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Catalyst lowers down the activation energy .Because it provides altemate path to the reaction .It forms unstable intermediate which readily changes into products.
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MBD PUBLICATION-CHEMICAL KINETICS-QUESTION BANK
  1. What is order of reaction ?

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  2. Explain molecularity of a reaction.

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  3. What is the effect of catalyst on activation energy?

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  4. Why do reaction rates depend on temperature? Explain.

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  5. A first order reaction is 30% completed in 30 minutes. Calculate the h...

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  6. Rate of reaction is influenced by.

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  7. What is the half life period of a first order reaction having rate con...

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  8. Calculate the rate constant of a reaction (first order) which is 90% c...

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  9. Activation energy is low for fast reactions. Explain.

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  10. What is zero order reaction? Give one example.

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  11. Name any two factors which influence the rate of reaction.

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  12. The rate constant of a first order reaction is k =7.39 xx 10^(-5) " s"...

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  13. The half-life period of a first order reaction is 60 seconds. Calculat...

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  14. The rate of reaction is doubled when the temperature changes from 27^@...

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  15. For a first order reaction, it takes 16 min to complete 50% reaction. ...

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  16. The rate constant of a reaction is 1.5xx10s^-1 at 100^@C. Calculate th...

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  17. A 1st order reaction is 20% complete in 20 minutes. Calculate the time...

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  18. State the role of activated complex in a reaction and state its relati...

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  19. For a first order reaction, it takes 16 min to complete 50% reaction. ...

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  20. The rate of most reactions become double when their temperature is rai...

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