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Electrical Properties of Colloids

The movement ...

Question

The movement of dispersion medium under the influence of an electric field is called:

A

Electro-osmosis

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B

Diffusion

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C

Sublimation

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D

Enthalpy gain

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Solution

The correct option is A Electro-osmosis
The movement of dispersion medium under the influence of an electric field is called electro-osmosis. During electro-osmosis, the colloidal particles do not move. However, during electrophoresis, the colloidal particles move but the dispersion medium does not move.

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