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Questions  

The process of removing dissolved impurities from a colloidal system, by means of diffusion through suitable membrane under the influence of an electric field is called

a
Electro osmosis
b
Electrophoresis
c
Electrodialysis
d
Peptisation

detailed solution

Correct option is C

  • The process of removing dissolved impurities from a colloidal system by means of diffusion through suitable membrane under the influence of an electric field is called electrodialysis. 
  • The process of purification in electrodialysis is faster than that in dialysis due to application of electric field

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