1.

Which one of the following is not a property oif Hydro sols ?

Answer»

HIGH concentration of dispersed PHASE can be easily attained .
Coagulation is reversible .
Viscosity and surface tension are about the same as for water .
The charge of particle DEPEND upon the `P^(H)` values of the medium it may be POSITIVE negative or even ZERO.

Solution :Viscocity and surface tention are about the same as per water


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