Question

When dispersion medium in the colloidal system is taken as gas, and dispersion phase liquid it is referred to as *

(a) hydrosol

(b) aquasol

(c) aerosol

(d) benzosol​

Answer 1

When dispersion medium in the colloidal system is taken as gas, and dispersion phase is liquid it is referred to as aerosol.

• It is the suspension of any solid or liquid in air or gas.
• They can either be natural or anthropogenic.
• Natural aerosols are the ones available free in nature such as mist, dust, fog, etc.
• Anthropogenic aerosols are the ones created due to human activities such as smoke and air pollutants.
• These lead to air pollution and can cause several diseases.

Answer 2

Aerosol is the term given when medium of dispersion is gas and dispersion phase is liquid.

It is a suspension where the liquid drops or solid particles are suspended in gas or air.

Examples includes : fog, mist, dust, etc. All these are aerosols.

Aerosols which is also known as the particles of atmosphere helps in the scattering of light in many different paths.

Aerosols have a very major role in forming clouds in our climate system.