wiz-icon
MyQuestionIcon
MyQuestionIcon
2
You visited us 2 times! Enjoying our articles? Unlock Full Access!
Question

What is the percentage proportion of oxygen in air ? Why is oxygen called active air.

Open in App
Solution

21%, oxygen is called active air because it supports life on the Earth. It is essential for the process of combustion.

flag
Suggest Corrections
thumbs-up
14
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Atmosphere
GEOGRAPHY
Watch in App
Join BYJU'S Learning Program
CrossIcon