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Which of the following processess best d...

Which of the following processess best describes the purification of muddy water by addition of alum?

A

Adsorption

B

Coagulation

C

Dialysis

D

Electrodialysis

Text Solution

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The correct Answer is:
B
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AAKASH INSTITUTE-SURFACE CHEMISTRY -Assignment Section - A (Objective type questions)
  1. Which is not a colloidal solution ?

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  2. Lyophobic colloids are :-

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  3. Which of the following processess best describes the purification of m...

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  4. Colloidal solution commonly used in treatment of eye disseae is :

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  5. Micelles formation takes place

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

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  7. Colloidal can be purified by

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  8. Which of the following has minimum protecting power ?

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

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  10. An emulsifier is an agenet which

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

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

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

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  14. Which statement is incorrect ?

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  15. The potential differnce between the fixed particles layer and the diff...

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

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

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

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

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  20. A positive colloid will be formed when

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