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Write one similarity between physisorpti...

Write one similarity between physisorption and chemisorption.

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Both one surface phenomenon aned extent of adsorption increases with the increase in surface area of adsorbent.
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Write the differences between physisorption and chemisorption with respect to the following : (i) Specificity (ii) Temperature dependence (iii) Reversibility and (iv) Enthalpy change

Write differences between physisorption and chemisorption.

Adsorption is the tendency of accumulation of molecular species at the surface of solid or liquid. Depending upon the nature of bonds or forces of attraction between adsorbate and adsorbent. It is classofied between physisorption and chemisorption. Which of the following gases is adsorbed most by activated charcoal?

Adsorption is the tendency of accumulation of molecular species at the surface of solid or liquid. Depending upon the nature of bonds or forces of attraction between adsorbate and adsorbent. It is classofied between physisorption and chemisorption. Which of the following gas molecules have maximum value enthalpy of physisorption?

Adsorption is the tendency of accumulation of molecular species at the surface of solid or liquid. Depending upon the nature of bonds or forces of attraction between adsorbate and adsorbent. It is classofied between physisorption and chemisorption. Which of the following statements are correct? (More than one correct)

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DINESH PUBLICATION-SURFACE CHEMISTRY -QUESTION FROM BOARD EXAMINATIONS
  1. Adsorption is always exothermic in nature , Do you agree ?

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  2. According to Hardy Schulze rule, the power of coagulation of an ion de...

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  3. What is sorption.

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  4. Why are powdered substance more effective adsorbent than their crystal...

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  5. Homogeneous And Heterogeneous Catalysis

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  6. Write the main reason for the stability of colloidal sols.

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  7. Difine the following terms : (i) Pepization (ii) Zeta potential (iii...

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  8. What are associated colloids ?

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  9. Write one similarity between physisorption and chemisorption.

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  10. Write one difference in each of the following: (i) Lyophobic and Lyo...

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  11. How is Brownain movement responsible for the stability of sol ?

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  12. Name the promoter used in the Haber's process for the manufacture of a...

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  13. The charge on the lyophobic sol particles is due to

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  14. What is an adsorption isotherm? Describe Freundlich adsorption isother...

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

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  16. (a) Explain how phenomenon of adaorption findss application in heterog...

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  17. Adsorption of gases on solid surface is exothermic because :

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  18. Write differences between physisorption and chemisorption.

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  19. (a) What is Electrophoresis ? (b) What are catalytic promoters ? Giv...

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  20. (a) Write two difference between lyophilic and lyophobic colloids. (...

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