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Comment on the following statements. ...

Comment on the following statements.
Endothermic reactions have higher activation energies than exothermic reactions.

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For an exothermic reaction

In endothermic reactions,

The following is not an endothermic reactions:

The following is not an endothermic reactions:

Comment on the following statements. A reaction with a higher activation energy will proceed at faster rate.

The following is (are) endothermic reaction(s):

Can a reaction have negative activation energy?

Which of the following represents an exothermic reaction :-

Comment on the following statements: (a) An exothermic reaction is always thermodynamically spontaneous. Reaction with DeltaG lt O always have an equilibrium constant greater than 1

An endothermic reaction with high activation energy for the forward reaction is given by the diagram

ICSE-CHEMICAL KINETICS-EXERCISE (PART- II (DESCRIPTIVE QUESRTIONS) B. SHORT ANSWER QUESTIONS )
  1. What are simple reactions and what are complex reactions in chemical k...

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  2. How do we know that not all collisions between reactant molecules lead...

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  3. A reaction proceeds through several fast and slow steps. Which of the ...

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  4. Which among the following is the most appropriate statement about coll...

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  5. Consider the following reaction between NO2 and F2, 2NO2 +F2 to 2NO2 F...

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  6. From the following mechanism of a complex reaction, find out the order...

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  7. Nitric oxide reacts with hydrogen to give nitrogen and water: 2NO ...

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

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  9. Define the terms threshold energy and activation energy. Using the con...

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

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

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  12. How do temperature and the presence of a catalyst bring about an incre...

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

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

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

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

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

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

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

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

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