When a substance comes in colloidal state the surface area of the particles

Increases

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Decreases

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Remains unchanged

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First increases then decreases

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Solution

The correct option is D Increases
When a substance comes in a colloidal state the surface area of the particles increases due to a small size than substance. Smaller the particle more is the surface area for the same mass.

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Similar questions

The evaporation of water increases under the following conditions :

(a) increase in temperature, decrease in surface area

(b) increase in surface area, decrease in temperature

(d) increase in temperature, increase in surface area, addition of common salt

colloid is not a substance but a state of substancecolloid is not a substance but a state of substance

Comment on the statement that “colloid isnot a substance but a state of substance”.

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