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A catalyst promoter……….. The efficiency ...

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

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Increases, decreases
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CENGAGE CHEMISTRY-SURFACE CHEMISTRY-Exercises Fill In The Blanks
  1. Chemisorption forms ………………. Molecular layers .

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

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

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

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

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

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  7. Enzymes are highely……………………in action.

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

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

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

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

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

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

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  14. Blood is a ………… charged sol.

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

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

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

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

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  19. The ability of the protective colloid is measured in terms of……………….

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  20. The process of removing dissolved substance from a colloidal solution ...

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