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How does a catalyst work?...

How does a catalyst work?

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It accelerates a reaction by providing an alternative path having lower activation energy.
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ICSE-CHEMICAL KINETICS-EXERCISE (PART- II (DESCRIPTIVE QUESRTIONS) A. VERY SHORT ANSWER QUESTIONS (WITH ANSWERS ))
  1. The activation energy of a reaction is zero. Will the rate constant of...

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  2. Is there any participation of the catalyst in the chemical process?

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  3. How does a catalyst work?

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  4. State the rate law of chemical reactions.

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  5. What is an elementary reaction?

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  6. Define order of a reaction.

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  7. What is meant by molecularity of a reaction ?

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  8. For the reaction 2X to X2, the rate of reaction becomes three times w...

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  9. Why hydrolysis of ethyl acetate with NaOH follows second order kinetic...

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  10. Identify the reaction order from each of the following rate : k=2.3...

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  11. Identify the reaction order from each of the following rate : k=3.1...

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  12. Give one example of reaction in which order and molecularity are equal...

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  13. For which order of the reaction, the units of the rate constant are in...

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  14. What is the order of a photochemical reaction ?

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  15. Does a zero order reaction has molecularity equal to zero?

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  16. Give an example of pseudo first order reaction.

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  17. How does the value of rate constant vary with reactant concentration?

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  18. A substance with initial concentration a follows zero order kinetics w...

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  19. The reaction A + B rarr C has zero order. What is the rate equation?

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  20. For the reaction, Ester + H^(+) to Acid + Alcohol, rate = k[Ester] [H...

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