Which of the following statements about colloids is False ?
Freezing point of colloidal solution is lower than true solution at same concentration of a solute.
Colloidal particles can pass through ordinary filter paper.
When silver nitrate solution is added to potassium iodide solution, a negatively charged colloidal solution is formed.
When excess of electrolyte is added to colloidal solution, colloidal particle will be precipitated.