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Describe one method of purification of c...

Describe one method of purification of colloidal solution.

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MODERN PUBLICATION-SURFACE CHEMISTRY-EXERCISE
  1. What are the factors which influence the adsorption of a gas on a soli...

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  2. Explain Brownian movement.

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  3. Describe one method of purification of colloidal solution.

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  4. Explain the mechanism of the cleansing action of soaps

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  5. Classify the type of colloid sol.in the followingbased onthe physical ...

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  6. What is the difference between true solution and colloidal solution?

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  7. Write four applications of colloids.

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  8. Write notes on Hardy Schulze Rule ?

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  9. What is the difference between physisorption and chemisorption ?

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  10. Why does bleeding stop by rubbing moist alum ?

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  11. What are adsorption and absorption processes? Give one example to show...

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  12. What is homogeneous and heterogeneous catalysis ? Give one example of ...

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  13. Why does leather get hardened after tanning ?

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  14. Lyophillic colloids are more stable than lyophobic colloids. Explain.

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  15. In Haber’s process, hydrogen is obtained by reacting methane with stea...

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  16. What are emulsions ? What are their different types ? Give one example...

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  17. What is coagulation ?

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  18. Differentiate between homogeneous and hetero geneous catalyst ?

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  19. What are micelles ?How are they helpful?

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  20. What is Tyndall effect ? What is the cause of it ?

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