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Explain the following: Same substance ca...

Explain the following: Same substance can act both colloids and crystalloids.

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R G PUBLICATION-SURFACE CHEMISTRY-EXERCISE
  1. Write a note on Hardy Schulze rule.

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  2. Write short notes on Emulsion

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

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  4. Why is it essential to wash the precipitate with water before estimati...

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  5. How coagulation of lyophilic sol is carried out?

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  6. Describe protactive power of lyophilic sol.

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  7. Write two application of colloid in the purification of drinking water...

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  8. What is observed when a beam of light is passed through a colloidal so...

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  9. Explain what is observed an electrolyte, NaCl is added to hydrated fer...

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  10. Explain what is observed electric current is passed through a colloida...

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  11. How are the following colloidal solutions prepared? Sulphur in wate...

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  12. How are the following colloidal solutions prepared? Gold in water.

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  13. Write the dispersed phase and dispersion medium of the following collo...

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  14. Write the dispersed phase and dispersion medium of the following collo...

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  15. Explain the following Adsoption of a gas on surface solid is general...

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  16. Explain the following: Same substance can act both colloids and crysta...

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  17. Distinguish between micelles and colloidal particles. Give one example...

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  18. Write two features of solid catalyst.

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  19. What do you observe when adsorption takes place from solution phase.

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  20. What do you mean by coagulation of colloidal solution? Describe briefl...

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