What is the cause of the stability of lyophilic colloids?
- ADue to the charge on the particles.
- BDue to the layer of dispersion medium on the particles.
- CDue to the small size of the particles.
- DDue to the large size of the particles.
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$A$ $10^{-3} \ M$ solution of detergent $(C_{12}H_{25}SO_4^-Na^+)$ forms a colloidal sol. In $1 \ mm^3$ of the solution,there are on average $10^{13}$ colloidal particles. How many ions are present in one colloidal particle (micelle)? $(N_A = 6 \times 10^{23})$
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View SolutionMatch the following types of colloidal systems given in List-$I$ with their respective names given in List-$II$.
List-$I$ List-$II$ $(A)$ Solid dispersed in liquid $(I)$ Emulsion $(B)$ Liquid dispersed in liquid $(II)$ Foam $(C)$ Gas dispersed in liquid $(III)$ Gel $(D)$ Liquid dispersed in solid $(IV)$ Sol - $(V)$ Aerosol
| List-$I$ | List-$II$ |
| $(A)$ Solid dispersed in liquid | $(I)$ Emulsion |
| $(B)$ Liquid dispersed in liquid | $(II)$ Foam |
| $(C)$ Gas dispersed in liquid | $(III)$ Gel |
| $(D)$ Liquid dispersed in solid | $(IV)$ Sol |
| - | $(V)$ Aerosol |
Ferric chloride is applied to stop bleeding because:
What happens when dialysis is prolonged?
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View SolutionColloidal solutions cannot be purified by which of the following processes?
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