Question

Which of the following is an example of aerosol

• A. Smoke.
• B. Mud
• C. Boric acid
• D. Butter

Answer 1

Answer:

A. Smoke.

• An aerosol is a colloidal mixture in which fine solid particles or liquid droplets are dispersed inside a gas (like air).

• Smoke consists of tiny solid particles (carbon, ash, etc.) suspended in a gas, making it a perfect example of a solid aerosol.

• Mud is a sol (solid particles dispersed in a liquid).

• Boric acid is a chemical compound, usually existing as a crystalline solid or solution.

• Butter is a gel (liquid trapped within a solid network).