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Question: Answered & Verified by Expert
The isoelectric-point of a colloidially dispersed material is the $\mathrm{pH}$ value at which
ChemistrySurface ChemistryBITSATBITSAT 2014
Options:
  • A the dispersed phase migrate in an electric field.
  • B the dispersed phase does not migrate in an electric field.
  • C the dispersed phase has $\mathrm{pH}$ equal to 7 .
  • D the dispersed phase has pH equal to zero.
Solution:
2781 Upvotes Verified Answer
The correct answer is: the dispersed phase does not migrate in an electric field.
At isoelectric point there is no migration of dispersed phase in an electric field.

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