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KCET2011ChemistrySurface Chemistry

Which one of the following does not involve coagulation?

Options

  1. AClotting of blood by the use of ferric chloride
  2. BFormation of delta region
  3. CTreatment of drinking water by potash alum
  4. DPeptization

Correct answer

D. Peptization

Step-by-step solution

Peptization is a process in which freshly prepared precipitate converted to colloidal sol by adding suitable electrolyte (peptizing agent).

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