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If a strong beam of light is passed thro...

If a strong beam of light is passed through a colloidal sol place in a dark space, the part of the beam gets illuminated. This phenomenon is called

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DINESH PUBLICATION-SURFACE CHEMISTRY -QUESTION FROM BOARD EXAMINATIONS
  1. Milk is an emulsion of fat dispersed in Water. What stabiliser stabili...

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  2. Can the same substance act both as colloid and crystalloid ?

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  3. If a strong beam of light is passed through a colloidal sol place in a...

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  4. Why does clear sky appear blue ?

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  5. Why are lypolhilic colloids more stable than hybrobic colloids ?

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  6. Give one example each of multimolecular and macro-molecular colloids.

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  7. What happens when colloidal solution of fe(OH)(3) and As(2)S(3) are mi...

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  8. What happens when freshly precipitated ferric hydroxide is treated wit...

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  9. Why is pyophobis sol easily congulated as compared to lyophilic sol ?

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  10. Mention two ways by which lyophobic colloids can be coagulated.

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  11. What will happen when a small amount of NaCl solution is added to hydr...

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  12. Why does physisorption decrease with increase in temperature ?

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  13. A synthetic rubber which is resistant to the action of oils gasoline a...

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  14. What is Tyndall Effect?

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  15. What is coagulation process ?

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  16. What is an emulsion ?

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  17. Name two types of adsorption phenmenon.

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  18. Name the catalyst and promoter in the Haber's process for the manufact...

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  19. What are the physical states of the dispersion medium and dispersed ph...

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  20. Adsorption of a gas on the surface of solid is sgenerally accompanied ...

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