1.

The ability of an ion to bring about coagulation of a given colloid depends upon [CPMT 1980; MP PET/PMT 1988; CBSE PMT 1997; MP PMT 1989; MP PET 1994]

A. Its size
B. The magnitude of its charge only
C. The sign of its charge
D. Both the magnitude and the sign of its charge
Answer» E.


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