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An arsenious sulphide sol carries a nega...

An arsenious sulphide sol carries a negative charge . The maximum precipitating power for this sol is possessed by

A

`K_(2)SO_(4)`

B

`CaCl_(2)`

C

`Na_(3)PO_(4)`

D

`AlCl_(3)`

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The correct Answer is:
D
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GRB PUBLICATION-SURFACE CHEMISTRY-E. Coagulation, Protection and Application of Colloids
  1. Which of the following electrolytes is most effective in the coagulati...

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  2. Which of the following is property of colloid?

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  3. An arsenious sulphide sol carries a negative charge . The maximum prec...

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  4. Tyndall effect is shown by

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  5. According to Hardy Schulze rule, the power of coagulation of an ion de...

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  6. Among the electrolytes Na(2),SO(4),CaCl(2),Al(2)(SO(4))(3) and NH(4)Cl...

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  7. The dispersed phase in colloidal iron (III) hydroxide and collodial go...

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  8. Gold numbers of protective colloids A,B,C and D are 0.5,0.01,0.10 and ...

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  9. On passing light from colloidal solution, the effect due to scattering...

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  10. The solution in which the light is scattered by the particles is :

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  11. The charge on As(2)S(3) sol is due to the adsorbed :

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  12. Sky looks blue due to

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  13. Gold number is minimum in case of……………

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  14. Tyndall effect will be observed in :

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  15. The Brownian motion is due to :

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  16. What happens when lyophilic sol is added to a lyophobic sol?

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  17. Identify the statement which is incorrect w.r.t. surface phenomenon.

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  18. If Fe(OH)(3) sol is subjected to electrophoresis then which of the fol...

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  19. on addition of 1 ml solution of 10% NaCl to 10 ml gold sol in the pres...

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  20. which of the following will have the highest coagulating power for As(...

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