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Why the colloidal particles are charged ...

Why the colloidal particles are charged ?

A

Because colloidal particles are cations

B

Because colloidal particles are anions

C

Because preferential adsorption of cation or anion is on colloidal particles

D

Because unbalanced chemical reactions charged are retained on colloidal particles

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The correct Answer is:
C
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MARVEL PUBLICATION-SURFACE CHEMISTRY-MULTIPLE CHOICE QUESTIONS - STANDARD LEVEL (3. Colloids )
  1. In brownian motion , the paths of the particles are :

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

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

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

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

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

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

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

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

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  10. the stability of lyophilic colloids is due to

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  11. Why the colloidal particles are charged ?

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  12. Which of the following is macromolecular colloidal ?

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  13. The optical property of colloidal solution is based on the principle

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  14. If the pressure of a gas is increased, its extent of adsorption will

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  15. The size of colloidal particle is

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  16. A sol is a dispersion of

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  17. Milk is

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  18. Somke is a colloidal dispersion of

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  19. Fog is a colloidal solution of

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  20. A handful of sand is stirred into water. The mixture will be

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