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Lyophilic sols are...

Lyophilic sols are

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each question constain STATEMENT-1(Assertion ) and STATEMENT - 2 (reason). examine the statement carefully and work the correct answer accoridng to the instructions given below : STATEMENT-1: Lyophilic colloids are called as reversible sols. STATEMENT-2: Lyophilic sols are extensively hydrated.

Assertion :- Lyophilic sol coagulate by adding other solvent. Reason :- Lyophilic sol are stable due to hydration energy.

Lyophilic sol are

Lyophilic sols have ____________.

STATEMENT-1 : Lyophilic sols can easily be coagulated. STATEMENT- 2 : Lyophobic sols are stabilised by addition of lyophilic solutions. STATEMENT- 3 : The colloidal solution of ice in an organic solvent such as CHCl_(3) is an example of hydrophobic sol.

Statements : The stability of lyophobic sold is lesser than lyophilic sols . Expabnations : Lyophilic sols pssess loving nature for liquid .

What happens when a Lyophilic sol is added to a Lyophobic sol?

MODERN PUBLICATION-SURFACE CHEMISTRY-REVISION EXERCISE (SHORT ANSWER QUESTION)
  1. When negatively charged colloids like As(2)S(3) sol is added to positi...

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  2. (a) In reference to Freundlich adorption isotherm write the expression...

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  3. Lyophilic sols are

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  4. (a) In reference to Freundlich adorption isotherm write the expression...

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  5. Why dows physisoption decrease with increase of temperature ?

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  6. Why are powdered substances more effective adsorbent than their crysta...

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  7. Give the decreasing order of flocculating power of the following ions ...

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  8. Explain the cleansing action of soaps.

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  9. Classify the type of colloidal sol in the following based on the basis...

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  10. What is Hardy- Schulze law?

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  11. Write differences between physisorption and chemisorption.

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  12. Why does bleeding stop by rubbing moist alum?

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  13. Distinguish between the meaning of the terms adsorption and absorption...

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  14. Write on difference in each of the following: (a) Multimolecular col...

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  15. Why does leather get hardened after tanning?

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  16. Lyophilic sols are more stable than lyophobic sols because

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  17. Why is it necessary to remove CO when ammonia is obtained by Haber's p...

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  18. Define adsorption. Write any two features which distinguish physisorpt...

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  19. A catalyst in the finely divided form is most effective because :

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  20. Distinguish between the meaning of the terms adsorption and absorption...

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