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What is coagulation or precipitation of ...

What is coagulation or precipitation of colloids?

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The process of setting of colloidal particles is called coagulation or precipitation of the sol.
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SUBHASH PUBLICATION-SURFACE CHEMISTRY-Questions
  1. What is zeta potential ?

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  2. What is an electrophoresis ? Explain.

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  3. What is coagulation or precipitation of colloids?

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  4. Mention the role of alum in the purification of drinking water ?

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  5. Name two methods by which a lyophillic sol can be coagulated.

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  6. Name the phenomenon/effect for the following. Colloidal particles ar...

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  7. Name the phenomenon/effect for the following. When electric potentia...

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  8. Name the phenomenon/effect for the following. Scattering of light b...

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  9. Give reason for the following. Brownian movement of colloidal partic...

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  10. Give reason for the following. Stability of colloids.

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  11. Give reason for the following. Brownian movement of colloidal partic...

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  12. As2S3 sol is negatively charged. Between sodium nitrate and aluminium ...

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  13. State hardy - Schulze rule.

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  14. What is tyndall effect?

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  15. In the coagulation of negative sol, arrange the following ions in the ...

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  16. For positive sol arrange the coagulation power of the following active...

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  17. What is oil dispersed in water (o/w) type emulsion ? Give example.

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  18. What is water dispersed in oil (w/o) type emulsion ? Give example.

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  19. What are emulsions? Give an example of oil dispersed in water (o/w) ty...

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  20. Give four applications of colloids.

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