Alum purifies muddy water by
- ADialysis
- BAbsorption
- CCoagulation
- DForming a true solution
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Similar Questions
The colour of a colloidal solution is due to
Easy
View SolutionSubstances whose solutions can readily diffuse through parchment membranes are
Medium
View SolutionMatch the following: List-$I$ (Sol) List-$II$ (Method of preparation) $A$. $As_2S_3$ $IV$. Double decomposition $B$. $Au$ $I$. Bredig's arc method $C$. $S$ $II$. Oxidation $D$. $Fe(OH)_3$ $III$. Hydrolysis
The correct answer is:
| List-$I$ (Sol) | List-$II$ (Method of preparation) |
|---|---|
| $A$. $As_2S_3$ | $IV$. Double decomposition |
| $B$. $Au$ | $I$. Bredig's arc method |
| $C$. $S$ | $II$. Oxidation |
| $D$. $Fe(OH)_3$ | $III$. Hydrolysis |
Which of the following is a $Gel$?
Medium
View SolutionWhich of the following is an example of a multi-molecular colloid?
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