When $Fe(OH)_3$ is treated with $FeCl_3$ solution,a reddish-brown solution is formed. The process involved is:

When silver nitrate solution is added to potassium iodide solution,then the sol produced is:

$Statement-1$: Micelles are formed by surfactant molecules above the critical micellar concentration $(CMC)$.
$Statement-2$: The conductivity of a solution having surfactant molecules decreases sharply at the $CMC$.

Which of the following is an associated colloid?

Which of the following processes does $NOT$ result in coagulation?

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