Question

Statement 1: Emulsion of water and oil is unstable and separates in two layers. Statement 2: It is stabilized by added excess electrolytes

Options:

(a) Both S1 and S2 are correct.

 (b) S1 is correct but S2 is incorrect.

(c) S1 is incorrect but S2 is correct.

 (d) Both S1 and S2 are incorrect.

Answer 1

(b) S1 is correct but S2 is incorrect.

Emulsions of oil in water are unstable and sometimes they separate into two layers on standing. For stabilization of an emulsion, a third component called emulsifying agent is usually added.