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In some cases, it is found that large nu...

In some cases, it is found that large number of colliding molecules have energy more than threshold energy, yet the reaction is slow. Why ?

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It may be due to lack of proper orientation of the reactant molecules.
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ICSE-CHEMICAL KINETICS-EXERCISE (PART- II (DESCRIPTIVE QUESRTIONS) A. VERY SHORT ANSWER QUESTIONS (WITH ANSWERS ))
  1. How is activation energy of a reaction affected? by using a catalys...

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  2. How is activation energy of a reaction affected by increasing the te...

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  3. In some cases, it is found that large number of colliding molecules ha...

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  4. The reaction 2 H2(g) + O2(aq) to 2 H2 O(l) is thermodynamically feasi...

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  5. The activation energy of a reaction is zero. Will the rate constant of...

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

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  7. How does a catalyst work?

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  8. State the rate law of chemical reactions.

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  9. What is an elementary reaction?

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  10. Define order of a reaction.

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  11. What is meant by molecularity of a reaction ?

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

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

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

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

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

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

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  18. What is the order of a photochemical reaction ?

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

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  20. Give an example of pseudo first order reaction.

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