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What is observed when sodium chloride is...

What is observed when sodium chloride is added to a colloidal solution of ferric hydroxide?

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When sodium chloride is added to ferric hydroxide sol, the sol gets coagulated. This is because the `Cl^(-)` ions from NaCl neutralie the +ve charge on `Fe(OH)_3` sol.
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MODERN PUBLICATION-SURFACE CHEMISTRY-CONCEPTUAL QUESTION 2
  1. Why are lyophillic colloidal sols are more stable than lyophobic collo...

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  2. Give one test to distinguish whether the given emulsion is oil in wate...

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  3. What is observed when sodium chloride is added to a colloidal solution...

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  4. Give an example of (i) micelles system (ii) macromolecular colloid.

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  5. What is the difference between sol and gel ?

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  6. What is the difference in the nature of a dilute soap solution and a c...

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  7. What happens when colloidal solution of fe(OH)(3) and As(2)S(3) are mi...

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  8. The conductance of an emulsion increases on adding common salt. What t...

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  9. What happens when a freshly precipitated Fe(OH)(3) is shaken with litt...

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  10. What type of colloid is formed when a liquid is dispersed in a solid? ...

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  11. What is the significance of reciprocal of "gold number"?

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  12. 50 mL of standard gold solution needs 0.05 mg of gelatin for its prote...

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  13. 100mL of a colloidal solution is completely precipitated by addition o...

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  14. What is the charge on the colloidal particles in the following ? a. ...

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  15. Which of the following is the most effective electrolyte for the coagu...

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  16. Give reasons for the following : (i) Peptizing agent is added to con...

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  17. Give reasons for the following : (i) Peptizing agent is added to con...

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  18. Give reasons for the following : (i) Peptizing agent is added to con...

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  19. What is colloidion?

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  20. (a) Heat of adsorption is greater for chemisorptions than physisorprio...

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