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V PUBLICATION-SURFACE CHEMISTRY-QUESTION BANK
- Write any two characteristics of chemisorption
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- Why does physisorption decrease with the increase of temperature
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- Why are powdered substances more effective adsorbents than their cryst...
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- Whty is it necessary to remove CO when ammonia is obtained by Haber pr...
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- Why is the ester hydrolysis slow at the beginning and becomes faster a...
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- What is the role of desorption in the process of catalysis?
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- What modification can you suggest for Hardy-Schulze law?
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- Why is it essential to wash the precipitate with water before estimati...
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- Distinguish between the meaning of the terms adsorption and absorption...
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- What is the difference between physisorption and chemisorption?
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- Give reason why a finely divided substance is more effective as an ads...
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- What are the factors which influence the adsorption of a gas on a sol...
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- Freundlich adsorption isotherm is (x)/m = kp^((1)/n where n gt1. Anser...
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- What do you understand by activation of adsorbent & How is it achiev...
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- What role does adsorption play in heterogeneous catalysis?
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- Why is adsorption always exothermic?
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- How are the colloidal solutions classified on the basis of physical st...
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- Discuss the effect of pressure and temperature on the adsorption of ga...
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- What are lyophilic and lyophobic sols? Give one example of each type, ...
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- What are the difference between multiimolecular and macromolecular c...
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