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surface tension of lyophilic sols is...

surface tension of lyophilic sols is

A

lower than that of `H_(2) O `

B

more than that of `H_(2) O`

C

equal to that of `H_(2)O `

D

None of these

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The correct Answer is:
A
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Surface tension of hydrophilic sols is

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MARVEL PUBLICATION-SURFACE CHEMISTRY-MULTIPLE CHOICE QUESTIONS - STANDARD LEVEL (3. Colloids )
  1. Which of the following sols is hydrophobic ?

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  2. Which of the following constitutes irreversible colloidal system in wa...

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  3. surface tension of lyophilic sols is

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  4. Which one of the following is not used for preparing lyophilic sols ?

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  5. The cause of Brownian-movement is

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  6. Brownian movement is found in

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  7. The random motion of colloidal particles in the dispersion medium is k...

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  8. In which of the following Tyndall effect is not observed

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  9. Tyndall effect in shown by :

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  10. In brownian motion , the paths of the particles are :

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  11. The migration of colloidal solute particles in a colloidal solution, w...

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  12. When a beam of light is passed through colloidal solution,

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  13. The simplest way to check whether a system is colloidal is by

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  14. A colloidal solution is subjected to an electrical field. The particle...

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  15. For coagulating As(2)S(3) colloidal sol, which of the following will h...

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  16. Which one of the following will have the highest coagulating power for...

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  17. Which of the following ions can cause coagulation of protons ?

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  18. Arseneous sulphide is a negative sol. The reagent with least coagulati...

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  19. the stability of lyophilic colloids is due to

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  20. Why the colloidal particles are charged ?

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