Ncert Exercises & Solutions

A colloidal system having a solid substance as a dispersed phase and a liquid as a dispersion medium is classified as .........

1. Solid sol

2. Gel

3. Emulsion

4. Sol

HINT: It is general definition of sol.

Explanation: Sol is a colloidal system in which a solid substance is a dispersed phase and a liquid is a dispersion medium e.g., paint, cell fluids, etc.

In paints, solid coloring particles are dissolved in the liquid dispersion mediu

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