Question

Which of the following does not involve coagulation?
1.peptization
2.formation of delta region
3.treatment of drinking water by potash alum
4. clotting of blood by the use of FeCl3

Answer 1

Option A is correct.

Peptization does not involve coagulation.


Peptization is the process of converting a precipitate into colloidal sol by shaking it with dispersion medium in the presence of a small amount of electrolyte.

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Hope this will help you.....

Answer 2

Coagulation in defined the action or process of a liquid, especially blood, changing to a solid or semi-solid state

Peptization is the procedure in charge of the development of stable scattering of colloidal particles in scattering medium. As such it might be characterized as a procedure of changing over an accelerate into colloidal sol by shaking it with scattering medium within the sight of little measure of electrolyte.

So peptization does not involve coagulation