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Gold number of some lyophilic sols are :...

Gold number of some lyophilic sols are :
`{:((P),:,"Casein",:,0.01),((Q),:,"Haemoglobin",:,0.03),((R),:,"Gum arabic",:,0.15),((S),:,"Sodium oleate",:,0.40):}`
Which has maximum protective power?

A

P

B

Q

C

R

D

S

Text Solution

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The correct Answer is:
A
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GRB PUBLICATION-SURFACE CHEMISTRY-E. Coagulation, Protection and Application of Colloids
  1. Which of the following anions will have minimum flocculation value for...

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  2. Which is an example of coagulation?

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  3. Gold number of some lyophilic sols are : {:((P),:,"Casein",:,0.01),(...

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  4. A colloidal solution is subjected to an electrical field. The particle...

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  5. Which of the following is most effective in coagulating a ferric hydro...

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  6. Smoke has generally blue tinge. It is due to

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  7. Gold number of haemoglobin is 0.03. Hence, 100 mL of gold sol will req...

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  8. Arsenic (III) sulphide forms a sol with a negative charge. Which of th...

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  9. Blood is purified by :

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  10. Most effective ion to coagulate a negative sol is :

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  11. Identify the statement which is correct w.r.t. surface phenomenon.

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  12. Which of the following electrolytes is most effective in the coagulati...

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  13. Which of the following is property of colloid?

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

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  15. Tyndall effect is shown by

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

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

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

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

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

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