If the dispersed phase is liquid and the dispersion medium is solid,the colloid is known as:

Which of the following electrolytes would be most effective in the coagulation of Arsenic sulphide sol?

An example of a micelle is ........

Among the following methods:
$(i)$ Addition of an electrolyte
$(ii)$ Electrophoresis
$(iii)$ Addition of a protective colloid
$(iv)$ Addition of an oppositely charged sol
the coagulation of a lyophobic sol can be carried out by:

Which type of sol is argyrol? What are the uses of argyrol?

Electrophoresis is used