Question

What is colliadal solution

Answer 1

A mixture which look like homogeneous but it is a heterogeneous. example:Ink in water,Milk in water.

Answer 2

A colloid or a colloidal solution is a heterogeneous mixture in which one substance is displaced as very fine particles having size in the range of 1 to 100 nm , in a continuous medium for another substances.

They are heterogeneous mixture .

They can pass through filter paper .

They show Tyndall effect.

Example - Fog , cloud , milk etc.