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Purification of colloids is done by the ...

Purification of colloids is done by the process of

A

Electrophoresis

B

Electrodispersion

C

Peptization

D

Ultra-filtration

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The correct Answer is:
D
In purification, separation of colloids from crystalloids is done by the process of ultra-filtration.
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Purification of clloids is done by the process of

Purification Of Colloidal Solution

The ultrafiltration process of purification of colloidal solutions is based on:

"Peptisation,Protection OF Colloids and Gold Number,Methods OF Coagulation, Purification OF Colloids,Emulsions and their Classification"

ERRORLESS-SURFACE CHEMISTRY-NCERT BASED QUESTIONS (Colloids, Emulsion, Gel and their properties with Application)
  1. When a freshly precipitated substance is converted into a colloidal so...

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  2. Gold numbers of protective colloids A, B, C and D are 0.50, 0.01, 0.10...

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  3. Purification of colloids is done by the process of

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  4. The concentration of electrolyte required to coagulate a given amount ...

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  5. Which of the following can protect a gold sol from coagulation by NaCl...

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  6. Gold number is maximum for the lyophilic sol is

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  7. Method by which lyophobic sol can be protected.

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  8. Gold number is

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  9. On addition of one mL solution of 10% NaCl to 10 mL gold sol in the pr...

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  10. Gold number is associated with

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  11. A negatively charged suspension of clay in water will need for precipi...

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  12. Gelatian is mostly used in making ice cream in order to

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  13. Lyophilic sols are more stable than lyophobic sols because

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  14. The number of moles of lead nitrate needed to coagulate 2 mole of coll...

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  15. Which of the following pairs of ions would be expected to form precipi...

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  16. Statement : to stop bleeding from an injury ferric chloride can be app...

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

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  18. Gold number is a measure of the :

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  19. Select wrong statement

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  20. The coagulation of 200 mL of a positive sol took place when 0.73 g HCl...

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