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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. What is the order of a reaction whose rate constant has the same units...

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  2. How is half-life period of a reaction is inversely proportional to ini...

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

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  4. In the reaction Ato B , if the concentration of A is plotted against t...

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  5. What is the rate determining step of a reaction?

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  6. The kinetics for the reaction, 2NO+2H2 to N2 + 2H2O is explained by t...

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  7. Write the rate law and order for the following reaction: AB2 +C2 ...

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  8. Define Elementary step in a reaction

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  9. What is the temperature coefficient?

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  10. What are effective collisions ?

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  11. Define threshold energy.

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  12. What is the effect of catalyst on the rate of reaction ?

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  13. Define activation energy of a reaction.

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  14. How is activation energy of a reaction affected? by using a catalys...

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

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

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

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

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

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  20. How does a catalyst work?

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