Distinction between True Solution, Collids and Suspension:

True Solution

Colloids

Suspension

(i)It is homogeneous.

It appears to be homogeneous but actually heterogeneous.

It is heterogeneous

(ii)Its particle size is less than 1 nm

Its particle size is 1 nm to 1000 nm

Its particles are larger than 100 nm

(iii)It passes through filter paper.

It passes through ordinary filter paper but not through ultra filters.

It does not pass through filter paper.

(iv)It does not show Tyndall effect.

It shows Tyndall effect.

It does not show Tyndall effect appreciably.

(v) It has higher value of colligative property.

It has low value of colligative property.

It has very low value of colligative property.

(vi)Its particles cannot be seen even with powerful microscope.

Its particles can be seen by powerful microscope due to scattering of light.

Its particle can be seen even with naked eye.