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Define the threshold energy and activati...

Define the threshold energy and activation energy. How are they interrelated ?

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Define threshold energy.

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ICSE-CHEMICAL KINETICS-EXERCISE (PART- II (DESCRIPTIVE QUESRTIONS) B. SHORT ANSWER QUESTIONS )
  1. Nitric oxide reacts with hydrogen to give nitrogen and water: 2NO ...

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  2. Nitric oxide NO reacts with oxygen to produce nitrogen dioxide: 2NO...

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  3. Define the threshold energy and activation energy. How are they interr...

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  4. Draw a representative reaction curve for an exothermic reaction and (i...

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  5. Equal amount of a reactant were taken in two closed flasks of same cap...

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  6. An increase in temperature of 10 K rarely doubles the kinetic energy o...

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  7. On the basis of heat of combustion values, graphite is more stable tha...

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  8. What is the effect of light radiations on reaction rates?

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  9. Comment on the following statements. Endothermic reactions have hig...

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  10. Comment on the following statements. A reaction with a higher activ...

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  11. Comment on the following statements. CH4 does not react with oxygen...

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  12. Discuss the effect of catalyst on the activation energy.

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  13. What is activation energy? How is the rate constant of a reaction rela...

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  14. What is an activated complex ? Explain with the help of a suitable exa...

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  15. Define the terms: Instantaneous rate of a reaction

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  16. Define the terms: Average rate of reaction

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  17. Define the terms: Half-life period and reaction life time.

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  18. What is meant by rate of reaction ? Show that the rate of reaction can...

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  19. How is the rate of reaction expressed ? Write the factors which affect...

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  20. Explain the terms rate equation and specific reaction rate.

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