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Chemistry
The isoelectric-point of a colloidially dispersed material is the pH value at which
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Q. The isoelectric-point of a colloidially dispersed material is the pH value at which
BITSAT
BITSAT 2014
A
the dispersed phase migrate in an electric field.
28%
B
the dispersed phase does not migrate in an electric field.
44%
C
the dispersed phase has pH equal to 7.
28%
D
the dispersed phase has pH equal to zero.
0%
Solution:
At isoelectric point there is no migration of dispersed phase in an electric field.