# Among the following,

Question:

Among the following, the INCORRECT statement about colloids is :

1. They can scatter light

2. They are larger than small molecules and have high molar mass

3. The range of diameters of colloidal particles is between 1 and $1000 \mathrm{~nm}$

4. The osmotic pressure of a colloidal solution is of higher order than the true solution at the same concentration

Correct Option: , 4

Solution:

Colligative properties of colloidal solution are smaller than true solution