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Why does physisorption decrease with inc...

Why does physisorption decrease with increae of temperature ?

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Physisorption is an exothermic process. According to Le chatelier's principle, if we increase the temperature the equilibrium will shift in the backward direction, i.e., desorption occurs.
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A N EXCEL PUBLICATION-SURFACE CHEMISTRY-QUESTION BANK
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  2. Why does physisorption decrease with increae of temperature ?

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  3. Why are powdered substabces more effective adsorbents than their cryst...

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  4. Whty is it necessary to remove CO when ammonia is obtained by Haber pr...

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  5. Why is the ester hydrolysis slow at the beginning and becomes faster a...

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  6. What is the role of desorption in the process of catalysis?

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  7. What modification can you suggest for Hardy-Schulze law?

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  8. Why is it essential to wash the precipitate with water before estimati...

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  9. Colloids exhibit certain special properties Name the property of collo...

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  10. Colloids exhibit certain special properties. Explain the above propert...

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  11. What are the conditions to be satisfied to exhibit Tyndall effect?

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  12. In an attempt to prepare ferric hydroxide sol by adding small amount o...

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  13. Name the phenomenon behind this.

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  14. What happens when BaCl2 is added to Fe(OH)3 sol?

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  15. Physisorption and chemisorption are two types of adsorption. What is t...

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  16. In certain cases, physisorption tansfers into chemisorption as tempera...

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  17. Explain how colloids get coagulated on addition of salts.

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  18. Ferric hydroxide sol can be prepared from freshly perpared ferric hydr...

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  19. What happens when an electric is applied across two platimum electrode...

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  20. Colloids have many characterstic properites. Among these Tyndall effec...

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