Question

What is a foam and solid sol ?

Answer 1

Foam:-It is a thing in which there is mass of small bubbles formed on liquid medium

Solid Sol:-It is a type of colloid in which one solid dispersed in another continuous solid.

Answer 2

FOAM refers to the production of small bubbles generally in a liquid by agitation............ Eg. ---> Soap, beer, lemonade..... Etc................ SOLID SOL is a type of colloid, of the form of one solid dispersed in another continuous solid........................ Eg. ----> Pearls, gem stones..... Etc.