Question

What are emulsions? What are their different types? Give one example of each type.

Answer 1

Emulsions : Emulsions are the colloidal dispersion in which both dispersed phase and dispersion medium both are liquids while otherwise are immiscible.

Emulsions are of two types :

(i) Oil-in-water type emulsion : In this type of emulsion, oil is the dispersed phase and water is the dispersion medium.
e.g., Milk

(ii) Water-in-oil type emulsion : In this type of emulsion, water is the dispersed phase and oil is the dispersion medium.
e.g.. Butter