What is a Colloidal Solution?
NCERT Class 9th Science Ch 2 Is Matter Around Us Pure
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The colloidal solutions are the solutions which easily pass a beam of light through it.and these are heterogeneous mixtures.
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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.
They are heterogeneous mixture .
They can pass through filter paper .
They show Tyndall effect.
Example - Fog , cloud , milk etc.
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