Property

True Solution

Colloidal Solution

Suspension

1. Particle size

less than 1nm.

between 1nm and 100 nm.

more than 100 nm.

2. State

Stable

Stable

Unstable

3. Tyndall effect (Scattering of light)

No

Yes

Yes

4. Separation by filtration

Not possible

Not possible

Is possible

5. Nature

Transparent

Translucent

Translucent/opaque