Which of the following statements is true for a lyophilic sol?
- AThe coagulation of this sol is reversible.
- BIt can be easily hydrated.
- CIt does not carry any charge.
- DIt is not stable in the solvent.
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Similar Questions
Most effective electrolyte to coagulate the positive colloid is
Easy
View SolutionEqual volumes of two $AgI$ sols are mixed together. The first sol is obtained by adding $AgNO_3$ to a slight excess of $KI$,and the second sol is obtained by adding $KI$ to a slight excess of $AgNO_3$. What happens when they are mixed?
Medium
View SolutionMatch the items in List-$I$ with the items in List-$II$.
List-$I$ List-$II$ $A$. Negatively charged sol $I$. Emulsion $B$. Milk $II$. Kala-azar $C$. Gold number $III$. $FeCl_3$ solution is added to excess $NaOH$ solution $D$. Colloidal antimony $IV$. Protection of colloids
| List-$I$ | List-$II$ |
|---|---|
| $A$. Negatively charged sol | $I$. Emulsion |
| $B$. Milk | $II$. Kala-azar |
| $C$. Gold number | $III$. $FeCl_3$ solution is added to excess $NaOH$ solution |
| $D$. Colloidal antimony | $IV$. Protection of colloids |
Which of the following substances is not used for preparing lyophilic sols?
Easy
View SolutionThe size of colloidal particles varies from:
DifficultAIIMS 2002
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