The correction statement(s) related to colloids is(are) (2021)

Chemistry · JEE Advanced · NTA Exams — Surface Chemistry

1. The process of precipitating colloidal sol by an electrolyte is called peptization.
2. Colloidal solution freezes at higher temeprature than the true solution at the same concentration.
3. Surfactants from micelle above critical micelle concentration (CMC). CMC depends on temperature.
4. Micelles are macromolecular colloids.

Answer

(B) Colloidal solution freezes at higher temeprature than the true solution at the same concentration., (C) Surfactants from micelle above critical micelle concentration (CMC). CMC depends on temperature.

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