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Lyophilic sols are more stable than lyop...

Lyophilic sols are more stable than lyophobic sols because

A

the colloidal particles have positive charge

B

the colloidal particles have negative charge

C

the colloidal particles are solvated

D

there are strong electrostatic repulsion between the negatively charged colloidal particles

Text Solution

Verified by Experts

The correct Answer is:
C
the colloidal particles are solvated
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ARIHANT PUBLICATION-SURFACE CHEMISTRY-ODISHA BUREAU.S TEXTBOOK SOLUTIONS (A. MULTIPLE CHOICE TYPE QUESTIONS)
  1. The capacity of an ion to coagulate a colloidal solution depends on

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  2. The Brownian motion is due to

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  3. Lyophilic sols are more stable than lyophobic sols because

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  4. An Arsenous sulphide sol carries a negative charge. The maximum precip...

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  5. Which of the following substances gives a positively charged sol?

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  6. On adding a few drops of dil. HCl to freshly precipitated Fe(OH)3, a r...

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  7. Which of the following will have high coagulation power for As2S3 coll...

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  8. The sky looks blue due to

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  9. Which of the following is not a colloid?

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  10. Fog is an example of colloidal system of

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  11. ........ is an example of emulsion.

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  12. Gold number gives

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  13. Which of the following can absorb largest volume of hydrogen gas ?

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  14. Which of the following can act as a protective colloid?

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  15. The blue tinge of smoke is due to

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  16. Tyndall effect is not observed in

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  17. The migration of positively charged colloidal particles under the infl...

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  18. When the dispersion medium is water, the colloidal system is called

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  19. Which of the following is a hydrophobic sol?

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  20. A colloidal solution in which a solid is dispersed in a liquid is call...

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