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What do you understand by electrophoresi...

What do you understand by electrophoresis ?

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The process of movement of sol particles towards opposite electrodes under the influence of electric field is called electrophoresis. This process is used to determine the charge of the colloidal particles.
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MBD -HARYANA BOARD-SURFACE CHEMISTRY-SHORT ANSWER TYPE QUESTIONS
  1. Explain the terms with suitable examples : (i) Alcosol (ii) Aerosol an...

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  2. Name four factors which effect adsorption.

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  3. What do you understand by electrophoresis ?

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  4. Describe a method for the preparation of sol of platinum in water.

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  5. What are micelles ? Give an example of micellar system.

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  6. Explain what is observed when a colloidal solution of arsenious sulphi...

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  7. What happens when KCl is added to ferric hydroxide sol ?

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  8. Explain Tyndall effect.

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  9. Explain briefly the method for preparing gold sol.

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  10. Account for the fact that the charge of the colloidal particles is due...

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  11. Explain the following: (i) Gold number (ii) Dialysis.

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  12. Explain the following terms : (i) Electrophoresis (ii) Coagulation (ii...

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  13. What are emulsions ? What are their different types ? Give example of ...

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  14. Explain what is observed (i) when a beam of light is passed throug...

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  15. Give two applications of colloids.

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  16. Explain the role of Hardy-Schulze rule in flocculating sols.

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  17. Describe some features of catalysis by zeolites.

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  18. Distinguish between the meaning of the terms adsorption and absorption...

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  19. What is heat of adsorption ? Give the effect of temperature on physica...

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

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