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Why activated charcoal is a better absor...

Why activated charcoal is a better absorbent than ordinary charcoal ?

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MODERN PUBLICATION-SURFACE CHEMISTRY-EXERCISE
  1. Gelatin which is a peptide, is added in ice-creams. What can be its ro...

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  2. On passing H(2)S through an aqueous solution of SO(2) a yellow turbidi...

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  3. Why activated charcoal is a better absorbent than ordinary charcoal ?

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  4. When rivers meet the ocean, they generally form delta, give resasons.

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  5. Why coloid cannot be filtered by ordinary filter paper ?

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  6. Name any two applications of adsorption.

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  7. Give the dispersion medium and dispersed phase of the following (i)sm...

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  8. Explain why colloidal solution is not precipitated in the presence of ...

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  9. Explain what happens when a colloidal solution of gold is brought unde...

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  10. Define lyophilic sol with one example .

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  11. What are characteristics of Emulsions.

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

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  13. Differentiation between denaturation and coagulation

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  14. Define associated colloids with example.

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  15. Define Hardy -Schulze rule.

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  16. What happens when an emulsion is subjected to centrifugation

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  17. Define macromolecular sol with example.

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  18. Distinguish between absorption and adsorption.

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  19. Give six points of difference between physical adsorption and chemica...

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  20. What is an adsorption isotherm? Describe Freundlich adsorption isother...

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