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| 1. |
What is peptisation? Give an example. |
| Answer» Solution :(i) The dispersion of a precipitated material into colloidal solution by the action of an electrolyte in solution is termed as peptisation. (II) The electrolyte used is called a peptizing AGENT. Eg: SILVER chloride can be converted into a sol by ADDING hydrochloric acid. Precipitate `AgCl overset(HCl)(to)AgCl`COLLOID | |