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(c) Explain what is observed when (i) an...

(c) Explain what is observed when (i) an electrolyte NaCl is added to ferric hydroxide sol (ii) an emulsion is subjected to centrifugation (iii)direct current is passed through a colloidal

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MODERN PUBLICATION-SURFACE CHEMISTRY-EXERCISE
  1. What is the difference between multimolecular and macromolecular collo...

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  2. (c) What are micelles ? How do they differ from normal colloidal solut...

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  3. What are lyophilic and lyophobic colloids ? Which of these sols can be...

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  4. (b) How will you identify , whether the given emulsion is oil in water...

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  5. What is meant by coagulation of a colloidal solution ?Describe briefly...

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  6. Name the two groups into which phenomenon of catalysis can be divided....

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  7. What do you meant by activity and selectivity of the catalyst?

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  8. Give two examples of enzyme catalysis reaction.

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  9. How are colloids classified on the basis of the forces of attraction b...

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  10. (b) What is the difference between oil/water (O/W) type and water/oil ...

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  11. What is the difference between multimolecular and macromolecular collo...

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  12. Define the following terms with an example in case: Macromolecular...

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  13. Explain the following in connection with colloids: (i) Hardy schulze ...

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  14. (c) Explain what is observed when (i) an electrolyte NaCl is added to ...

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  15. (a) Define the following terms giving an example of each : (i) Associa...

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  16. (b)write the difference between physisorption and chemisorption with r...

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  17. Explain the following terms : (a) Electrodialysis

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  18. What are enzyme catalysts ? Give a reaction involving an enzyme cataly...

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  19. Name four factors affccting adsorption gases by solids.

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  20. What are oil in water and water in oil type of emulsions ? Give one ex...

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