Question

Which phenomenon occurs when an electric field is applied to a colloidal
solution and electrophoresis is prevented?
(i) Reverse osmosis takes place.
(ii) Electroosmosis takes place.
(iii) Dispersion medium begins to move.
(iv) Dispersion medium becomes stationary.


NCERT Class XII
Chemistry - Exemplar Problems

Chapter 5. Surface Chemistry

Answer 1

Option 2   -    is the answer.