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Why are powdered substances more effecti...

Why are powdered substances more effective adsorbent than their crystalline form ?

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SHARAM PUBLICATION-SURFACE CHEMISTRY-EXERCISE
  1. What causes Brownian movement in colloidal solution ?

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  2. What do you mean by a positive and negative catalyst ?

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  3. Why are powdered substances more effective adsorbent than their crysta...

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  4. What is the difference between multi molecular and macro molecular col...

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  5. Give an example where physisorption changes to chemisorption with rise...

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  6. How does it become possible to cause artificial rain by spraying silve...

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  7. The coagulation of 100 ml of a colloidal solution of gold is completel...

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  8. 50 ml of standard gold sol needs 0.05 mg of gelatine for its protecti...

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  9. Explain the cleansing action of soaps.

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  10. Write the differences between true solution , colloidal solution and s...

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  11. Distinguish between lyophilic and lyophobic colloids.

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  12. Write a brief note on Coagulation.

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  13. What are the dispersed phase and dispersion medium in the following co...

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  14. What are the dispersed phase and dispersion medium in the following co...

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  15. What are the dispersed phase and dispersion medium in the following co...

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  16. What are the dispersed phase and dispersion medium in the following co...

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  17. What are the dispersed phase and dispersion medium in the following co...

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  18. Write the dispersed phase and dispersion medium in the followings : Wh...

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  19. Write the dispersed phase and dispersion medium in the followings : Fo...

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  20. Write the dispersed phase and dispersion medium in the followings : Ch...

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