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Colloidal can be purified by...

Colloidal can be purified by

A

Tyndall effect

B

Coagulation

C

Peptization

D

Ultrafiltration

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The correct Answer is:
D
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AAKASH INSTITUTE ENGLISH-SURFACE CHEMISTRY -Assignment Section - A (Objective type questions)
  1. Micelles formation takes place

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  2. Which of the following is positively charged colloidal particle ?

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  3. Colloidal can be purified by

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  4. Which of the following has minimum protecting power ?

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  5. Migration of colloidal particles under the influence of electrie field...

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  6. An emulsifier is an agent which:

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  7. Gelatin is often used as an ingredient in the manufacture of ice -crea...

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  8. Milk can be preserved by adding a few drops of

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  9. When a river enters the sea, a delta is formed . Formation of delta is...

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  10. Which statement is incorrect ?

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  11. The potential difference between fixed chaged layer and the diffused L...

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  12. When dilute aqueous solution of AgNO3 (excess) is added to KI solution...

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  13. In the preparation of AgI sol, the excess fo AgNO(3) is added to potas...

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  14. Which of the following method is not employed for the purification of ...

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  15. During purification of colloidal sol by ultracentrifugation which of t...

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  16. Which of the following has the highest and lowest cogulating power? (A...

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  17. Most effective coagulant for a colloidal solution of arsenic sulphide ...

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  18. Flocculation value is expressed in terms of

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  19. Colloidal particles in soap sol carry

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  20. Which of the following metal sols. cannot be prepared by Bredig’s arc ...

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