Elastic gels when placed in contact with water, they absorb water and swell. This property is called

Which one of the following emulsifying agents helps in the formation of w/o emulsion?

Which of the following electrolyte will have maximum flocculation value for $Fe(OH{)}_{3}Fe(OH)\_3$ sol?

Zeta potential (or electrokinetic potential) is the

A colloidal solution is subjected to an electrical field. The particles move towards anode. The coagulation of same sol is studied using NaCl,$BaC{l}_{2}BaCl\_2$ and $AlC{l}_{3}AlCl\_3$ solutions. Their coagulating power should be

Colloid of which one of the following can be prepared by electrical dispersion method as well as reduction method?

The method which does not result in sol destruction is

Collodion is a 4% solution of which on of the following in alcohol-ether mixture?

Bredig arc method cannot be used to prepare colloidal solution of which of the following?

Purification of blood in the body is based upon the phenomenon of