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which of the following statements are tr...

which of the following statements are true?

A

flocculation value is inversely proportional to the coagulating power.

B

colloidal silica is a protective colloid

C

alum is used for cleaning muddy water.

D

gelatin is added in ice cream. It acts as emulsifier.

Text Solution

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The correct Answer is:
A,C,D
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OP TANDON-THE COLLOIDAL STATE-Self Assessment
  1. Which one of the following acts as the best coagulating agent for ferr...

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

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  3. The addition of alcohol to a saturated aqueous solution fo calcium ace...

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  4. colloidal solutions of gold prepared by different methods are of diffe...

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  5. Emulsions of polyvinyl acetate are used in :

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  6. the outcome of internal liquid of gel on shaking is called :

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  7. which of the following shows the maximum hydrophobic begaviour ?

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  8. the solution of natural rubber in benzene is an example of :

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  9. when NaCI solution is added to Fe(OH)3 sol then :

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  10. which of the following are lyophilic in nature ?

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  11. surfactant molecules form micelles in aqueous solution, which:

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  12. crystalloid and colloid differ with respect to :

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  13. select the correct statements among the following :

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  14. which of the following statements are true?

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  15. Assertion (A): Micelles are formed by surfactant molecules above the c...

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  16. Assertion: A quious gold colloidal solution is red in colour. Reason...

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  17. an emulsion becomes stable if soap is added to it. soap contains hyd...

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  18. Assertion : Colloidal solutions are electrically netural Reason : Di...

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  19. Assertion : Colloidal sol scatters ight while true solution does not. ...

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  20. Red blood cells burst when placed in water. water enters into blood ...

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