Q. Which characteristic is the most important factor in giving rise to peculiar properties of colloids?
A) Large size
B) Small size
C) High charge density
D) High ratio of surface are to the volume
Explanation
(d)
Colloidal state possesses lower surface tension or increase in surface area. This provides sol to acquire peculiar properties, $e.g.,$ more adsorption power.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.