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What is occulusion ?...

What is occulusion ?

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Occulusion: The process in which a gas is adsorbed on the surface of a metal is called occulusion.
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BETTER CHOICE PUBLICATION-SURFACE CHEMISTRY -Question Bank
  1. What is desorption ?

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  2. What is sorption ?

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  3. What is occulusion ?

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  4. What do you understand by activation of adsorbent? How is it achieved?

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  5. In case chemisorption, why adsorption first increase and then decrease...

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  6. Physical adsorption is multilayered while chemisorption is monolayered...

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  7. Adsorption is an exothermic process. Explain.

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  8. Why the rate of physical adsorption decreases with the rise of tempera...

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  9. Why the rate of physical adsorption decreases with the rise of tempera...

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  10. Why are powdered substances more effective adsorbents than their cryst...

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  11. Give reasons why a finely divided substance is more effective as an ad...

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  12. What is the difference between physisorption and chemisorption ?

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  13. What are the factors which influence the adsorption of a gas on a soli...

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  14. How does adsorption of gases on solids depend upon : Nature of gas ?

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  15. What is adsorption isotherm ?

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  16. What is adsorption isobar?

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  17. Differentiate between: Adsorption Isotherm and Adsorption Isobar.

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  18. What is adsorption isotherm ?

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  19. Write Freundlich adsorption isotherm equation at high pressures.

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  20. Write Freundlich adsorption isotherm equation at high pressures.

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