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Gold number is a measure of the :...

Gold number is a measure of the :

A

Protective action by a lyophilic colloid on a lyophobic colloid

B

Protective action by a lyophobic colloid on a lyophilic colloid

C

Number of mg of gold in a standard red gold sol

D

Stability of gold sol

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The correct Answer is:
A
Protective action by a lyophilic colloid on a lyophobic colloid
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Statement-1:Gold number is the measure of protective powers of different colloids. Statement-2: The smaller the gold number of lyophilic colloid, the smaller is its protective power.

Assertion: Gold number is the measure of protective powers of differents colloids. Reason: The smaller the gold number of lyophilic colloid, the smaller is its protective power.

Gold number gives

Gold number is maximum for the lyophilic sol is

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Gold number is associated with :

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  11. On addition of one mL solution of 10% NaCl to 10 mL gold sol in the pr...

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  15. To coagulate gelatin sol, which of the following is most effective ?

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  16. Which of the following ions can cause coagulation of protons ?

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  17. Which of the following colloids cannot be easily coagulated ?

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  18. If the dispersed phase is a liquid and the dispersion medium is a soli...

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