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Chemisorption forms ………………. Molecular la...

Chemisorption forms ………………. Molecular layers .

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The enthalpy of chemisorption is ……………….. Than the enthalpy of physisorption.

Which forms multi molecular layers during adsorption :

Why physisorption is multi-molecular whereas chemisorption is unimolecular ?

Which forms nultimolecular layers during adsroption ?

Which forms multimolecular layer during adsorption?

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CENGAGE CHEMISTRY-SURFACE CHEMISTRY-Exercises Fill In The Blanks
  1. Which of the following is true during adsorption? a. DeltaG , DeltaH...

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  2. A cusrve showing the variation of extent of adsorption with temperatur...

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  3. Chemisorption forms ………………. Molecular layers .

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  4. In auto-catalysis one of the…………….. Of the reaction acts as a catalyst...

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  5. A catalyst promoter……….. The efficiency of a catalyst while a poison……...

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  6. Rough surfaces have more…………. Centres on account of free valencies.

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  7. Intermediate compound formation theory explans…………………. Catalysis.

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  8. Heterogeneous catalysis is successfully explained by………………. Theory.

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  9. Enzymes are highely……………………in action.

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  10. Chemical equilibrium is…………… by a catalyst.

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  11. TEL, tetraethyl lead, acts as antiknocking agent. It acts as……………………… ...

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  12. Finely powered or colloidal catalyst particles having……………..surface………...

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  13. Colloids represent a state of ……………..and not a class od substances.

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  14. Colloids consist of……….phase, viz, ………….and …………………. .

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  15. Smoke is a colloidal system of dispersed in …………. . This system is tem...

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  16. Blood is a ………… charged sol.

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  17. The sky looks blue due to ………… effect.

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  18. Migration of colloidal particles under the influence of electrie field...

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

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  20. The emulsoid which is added to suspensoid to prevent flocculation is c...

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