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Which phenomenon occurs when an electric...

Which phenomenon occurs when an electric field is applied to a colloidal solution and electrophoresis is prevented?

A

Reverse osmosis takes place

B

Electroosmosis takes place

C

Dispersion medium begins to move

D

Dispersion medium becomes stationary

Text Solution

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The correct Answer is:
B, C
The movement of colloidal particles under an applied electric potential is called electrophoresis . When this dispersion medium begins to move in an electric field. This phenomenon is termed as electroosmosis.
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  11. Gelatin which is a peptide is added in ice-creams. What can be its ro...

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  12. What is collodion?

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  13. Why do we add alum to purify water ?

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  15. What causes Brownian motion in colloidal dispersion?

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  16. A colloid is formed by adding FeCl(3) in excess of hot water. What wil...

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  18. Why are some medicines more effective in the colloidal form?

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