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The method by which lyophobic sol can be protected ?
(i) By the addition of oppositely charged sol.
(ii) By the addition of an electrolyte.
(iii) By the addition of lyophilic sol.
(iv) By boiling.
Answers (1)
The answer is the option (iii).
Lyophobic sols, on addition of small number of electrolytes, are readily precipitated. Adding lyophilic sol makes them stable.
View full answer
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