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Define adsorption and write two importan...

Define adsorption and write two important differences between physical adsorption and chemisorption.

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MODERN PUBLICATION-SURFACE CHEMISTRY-REVISION EXERCISE (SHORT ANSWER QUESTION)
  1. Distinguish between the meaning of the terms adsorption and absorption...

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  2. Define adsorption and write two important differences between physical...

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

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  4. State Hardy schulze rule.

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  5. How are colloids classified on the basis of charge ? How will you acco...

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  6. Physical and chemical adsorption respond differently with a rise in te...

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  7. Explain the following terms: (i) Peptization (ii) dialysis (iii) Har...

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  8. Explain why does ferric hydroxide sol get coagulate on addition of sol...

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  9. Give reasons for the following : (i) Peptizing agent is added to con...

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

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  11. Give two differences between lyophilic and lyophobic colloids.

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  12. How will you justify that milk is an emulsion of oil in water with the...

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  13. How will you justify that milk is an emulsion of oil in water with the...

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  14. TYNDALL EFFECT

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  15. Define dialysis.

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  16. In electrophoresis,

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  17. Explain the following terms : {:(a. El etropho resis , b. Coagulati...

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  18. Peptization is:

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  19. Difine emulsification?

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  20. Explain the terms 'Brownian movement' and 'peptization'.

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