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What are emulsions ? What are their diff...

What are emulsions ? What are their different types ? Give an example of each type ?

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MODERN PUBLICATION-SURFACE CHEMISTRY-REVISION EXERCISE (SHORT ANSWER QUESTION)
  1. Peptization is:

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  2. What happens if an electric field is applied to a colloidal sol ?

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  3. What are emulsions ? What are their different types ? Give an example ...

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  4. Explain the terms: Zeta potential, electrophoresis and electroosmosis.

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  5. Write one difference in each of the following: (i) Lyophobic sol Lyo...

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  6. what is the difference between solutions and colloids ?

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  7. Write one difference in each of the following: (i) Lyophobic sol Lyo...

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  8. Write two differences between multimolecular colloids and macromolecul...

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  9. Write one difference between each of the following: (i) Multimolecul...

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  10. Write one difference between each of the following: (i) Multimolecul...

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  11. Indicate a chemical reaction involving a homogeneous catalyst.

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  12. Explain the terms 'Brownian movement' and 'peptization'.

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  13. Comment on the statement that " colloid is not a substance but state ...

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  14. State Hardy schulze rule.

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  15. Why are lyophilic colloids used as protective colloids?

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  16. What is the role of activated charcoal in gas mask used in coal mines?

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  17. From the following figure, the correct observation is :-

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  18. (i) What is the role of activated charcoal in gas mask ? (ii) A coll...

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  19. Classify colloids where dispersion medium is water. State their charac...

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  20. Whate happens in the following activities and why? (i) An electrol...

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