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Write with chemical reaction how gold so...

Write with chemical reaction how gold sol and ferric hydroxide sol prepared.

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R G PUBLICATION-SURFACE CHEMISTRY-EXERCISE
  1. CMC for soap is 10^(-4) and 10^(-3) molL^(-1). What do you mean? What ...

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  2. What are associated colloids? Briefly describe the cleansing action of...

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  3. Write with chemical reaction how gold sol and ferric hydroxide sol pre...

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  4. Write short notes on peptization.

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  5. How colloids are purified by electro dialysis?

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  6. Write short notes on Tyndal effect

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  7. Write short notes on Brownian motion

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  8. Write short notes on Zeta potential.

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  9. Write a note on Hardy Schulze rule.

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  10. Write short notes on Emulsion

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  11. Comment on the statement that "colloid is not a substance but a state ...

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  12. Why is it essential to wash the precipitate with water before estimati...

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  13. How coagulation of lyophilic sol is carried out?

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  14. Describe protactive power of lyophilic sol.

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  15. Write two application of colloid in the purification of drinking water...

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  16. What is observed when a beam of light is passed through a colloidal so...

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  17. Explain what is observed an electrolyte, NaCl is added to hydrated fer...

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  18. Explain what is observed electric current is passed through a colloida...

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  19. How are the following colloidal solutions prepared? Sulphur in wate...

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  20. How are the following colloidal solutions prepared? Gold in water.

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