What is the composition of the air?

see full answer

High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET

🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.

An Intiative by Sri Chaitanya

Air contains only dust and oxygen.

Air contains dust particles, some gases (only oxygen and nitrogen), and water vapour

Air contains gases (oxygen, nitrogen, carbon dioxide, argon, and a small number of other gases), water vapour, smoke, and dust particles

Air contains only oxygen, carbon dioxide, and water vapour

answer is C.

(Unlock A.I Detailed Solution for FREE)

Best Courses for You

JEE

NEET

Foundation JEE

Foundation NEET

CBSE

Detailed Solution

Air contains gases (oxygen, nitrogen, carbon dioxide, argon, and a small number of other gases), water vapour, smoke, and dust particles.
A thin layer of air is present everywhere around us. It is a homogeneous mixture of gases. It contains oxygen, nitrogen, argon, some gases, water vapour, smoke, and dust particles. Gases in the air are mainly oxygen (20.9%) and nitrogen (78.9%). The remaining 0.2% includes gases such as dust, smoke, water vapour, argon, carbon dioxide, and a small number of other gases.

Watch 3-min video & get full concept clarity