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Give reason why a finely divided substan...

Give reason why a finely divided substance is more effective as an adsorbent?

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A finely divided substance has greater surface area.greater the surface area of th adsorbent.grreater is th volume of t he adsorbed gases.
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V PUBLICATION-SURFACE CHEMISTRY-QUESTION BANK
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  2. What is the difference between physisorption and chemisorption?

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  3. Give reason why a finely divided substance is more effective as an ads...

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  4. What are the factors which influence the adsorption of a gas on a sol...

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  5. Freundlich adsorption isotherm is (x)/m = kp^((1)/n where n gt1. Anser...

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  6. What do you understand by activation of adsorbent & How is it achiev...

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  7. What role does adsorption play in heterogeneous catalysis?

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  8. Why is adsorption always exothermic?

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  9. How are the colloidal solutions classified on the basis of physical st...

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  10. Discuss the effect of pressure and temperature on the adsorption of ga...

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  11. What are lyophilic and lyophobic sols? Give one example of each type, ...

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  12. What are the difference between multiimolecular and macromolecular c...

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  13. what are enzymes? Write in brief the mechanism of enzyme catalysis.

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  14. How are colloids classified on the basis of i.Physical states of com...

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  15. Explain what obsserved i.when a beam of light is passed through a co...

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  16. What are emulsions? What are their different types? Give example of ea...

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  17. What is demusification ? Name two demulsifiers.

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  18. Action of soap is due to emulsification and micelle formation. Commen...

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  19. Give four examples of heterogeneous catalysis.

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  20. What do you mean by activity and selectivity of catalysts?

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