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The redispersal of a freshly precipitate...

The redispersal of a freshly precipitated substance into a sol by the addition of the addition of an electrolyte in common is known as

A

Aggregation

B

Condensation

C

Coagulation

D

Peptization

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The correct Answer is:
D
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MOTION-SURFACE CHEMISTRY-Exercise - 1
  1. Which type of property is the Brownian movement of colloidal sol?

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  2. Which of the following is not represented by sols?

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  3. The redispersal of a freshly precipitated substance into a sol by the ...

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  4. As(2)S(3) sol is ,

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  5. Peptisation is :

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  6. Point out the false statement -

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  7. A liquid is found to scatter a beam of light but leaves no residue whe...

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  8. the colloidal sols are purified by

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  9. The separation of colloidal particles from those of molecular dimensio...

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  10. The impurities present in rain water possess ……..charge.

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  11. Which one of the following substance gives a positively charged sol?

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

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  13. A metal sulphide sol. can be flucculated by which one of the following...

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  14. Ferric chloride is applied to stop bleeding cut because

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

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  16. Which of the following methods is used for sol destruction?

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  17. The ability of ion to bring about coagulation of a given collidal solu...

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  18. Flocculation value is expressed in terms of -

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  19. Which of the following has largest protecting power -

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  20. The coagulation of 10cm^(3) of gold sol by 1 ml 10% NaCl solution is c...

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