Colloids

What is Colloid?

Match the items given in Column I and Column II. {:(,"Column I","Column II"),(A.,"Protective colloid",1.FeCl_(3)+NaOH),(B.,"Liquid-liquid colloid",2."Lyophilic colloids"),(C.,"Positively charged colloid",3."Emulsion"),(D.,"Negatively charged colloid",4.FeCl_(3)+"hot water"):}

Suspension and Colloidal Solution

Colloidal solution of silver is prepared by :

Colloidal gold can be prepared by ,

Colloidal sulphur is obtained when

Colloidal can be purified by

Fog is an example of a colloid system of:

Assertion (A) Colloidal solution show colligative properties. Reason (R) Colloidal particles are large in size.

Colloid seems ..................... and the solute particles are ..................... to eyes.