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What is the difference between a colloid...

What is the difference between a colloidal sol, get, emulsion and a foam ?

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VIKRAM PUBLICATION ( ANDHRA PUBLICATION)-SURFACE CHEMISTRY-SHORT ANSWER QUESTIONS
  1. How are colloids classified on the basis of nature of the dispersion ...

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  2. How are colloids classified on the basis of interaction between dispe...

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  3. What is the difference between a colloidal sol, get, emulsion and a fo...

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  4. What are lyophilic and lyophobic sols ? Give one example for each type...

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  5. Name a substance whose molecules consist of lyophilic as well as lyoph...

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  6. Describe Bredig's arc method of preparation of colloids with a neat di...

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  7. Name any four examples of preparation of colloids by chemical methods ...

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  8. Describe the purification of colloidal solution by the phenomenon of d...

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  9. Explain the formation of micelles with a neat sketch.

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  10. Action of soap is due to emulsification and micelle formation. Comment...

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  11. Explain the phenomenon of Brownian movement giving reasons for the occ...

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  12. Name the four positively charged sols.

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  13. Name the four negatively charged sols.

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  14. Explain the terms helmholtz electrical double layer and zeta potential...

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  15. Explain with a neat sketch the phenomenon of electrophoresis.

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  16. What is electrophoresis ?

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  17. Explain the Coagulation.

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  18. What is dall effect ?

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  19. Explain the phenomenon observed When a beam of light is passed thro...

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  20. Explain the phenomenon observed An electrolyte, NaCI is added to hyd...

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