Question
Tue April 08, 2014 By: Shomyajit Misra Misra

what is a colloidal substance?give e.g?

Expert Reply
Wed April 09, 2014

Colloidal substance:

It is a heterogeneous mixture made up of two phases namely, dispersed phase and dispersion medium. 

Dispersed phase: The substance distributed as particles is called dispersed phase.

Dispersion medium: The continuous phase in which the colloidal particles are dispersed is called dispersion medium.

Dispersed Medium

Dispersed Phase

Types Of Colloids

Examples of  Colloids

Solid

Solid

Solid Sol

Gemstones, Pearls, Some Coloured Glass

Solid

Liquid

Gels

Cheese ,Butter, Jellies, Jam, Shoe Polish

Solid

Gas

Solid Sol

Pumice Stone, Foam Rubber

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