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Give reason for the Physisorption decrea...

Give reason for the Physisorption decreases with increase in temperature.

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Why dows physisoption decrease with increase of temperature ?

Which of the following statements is not true? a. Both physisorption and chemisorption are exothermic. b. Physisorption occurs with increase of free energy. c. Physisorption requires low activation energy but chemisorption requires high activation energy. d. The magnitude of chemisorption increases and that of physisorption decreases with rise in temperature.

Assertion : In physisorption, adsorption decreases with increase in tempetrature. Reason : Lhysisorption is of eothermic nature.

MODERN PUBLICATION-SURFACE CHEMISTRY-REVISION EXERCISE (SHORT ANSWER QUESTION)
  1. Define the following terms giving an example of each: (i) Associated...

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  2. Define the following terms giving an example of each: (i) Associated...

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  3. Give reason for the Physisorption decreases with increase in temperatu...

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  4. Alum purifies muddy water by

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  5. Brownian movement is found in

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  6. O/W type emulsion means

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  7. Define zeta, potential.

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  8. Define the Multimolecular colloids.

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  9. Write on difference in each of the following: (a) Multimolecular col...

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  10. Write on difference in each of the following: (a) Multimolecular col...

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  11. Write one difference in each of the following: (i) Lyophobic sol Lyo...

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  12. What are the dispersed phase and dispersion medium in milk

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  13. Write one similarity between physisorption and chemisorption.

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  14. (a) Write the dispersed phase and dispersion medium of milk. (b) Wri...

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  15. What happens when : (a) freshly prepared precipitate of Fe(OH)(3) is...

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  16. What happens when persistent dialysis of colloidal solution is carried...

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  17. What happens when : (a) freshly prepared precipitate of Fe(OH)(3) is...

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  18. Define the Coagulation with a suitable example.

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  19. Multimolecular colloids are present in :

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  20. Explain the following terms with suitable examples. (a) Gel (b) Liq...

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