Medium
Different colloidal particles of gold having different colours,obtained from different methods are due to:
- AVariable valency of gold
- BDifferent concentration of gold particles
- CDifferent types of impurities
- DDifferent radius of colloidal particles
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Which of the following is not correct?
Gold numbers of protective colloids $A, B, C$ and $D$ are $0.50, 0.01, 0.10$ and $0.005$,respectively. The correct order of their protective powers is
The difference between colloids and crystalloids is based on
Medium
View SolutionThe minimum concentration of an electrolyte in $mol \ L^{-1}$ required to cause coagulation or precipitation of a sol is known as:
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View SolutionExplain the mechanism of micelle formation by giving an example.
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