The minimum concentration of an electrolyte required to cause coagulation or flocculation of a sol is called its flocculation value. It is expressed in

Options

A. `mol L^(-1)`
B. `g L^(-1)`
C. `"millimoles "L^(_1)`
D. `"equivalent" L^(-1)`

Answer

C

Explanation

The minimum concentration of an electrolyte required to cause coagulaton is its flocculation value and is expressed in millimoles `L^(-1)`.