Question

structure and composition of the atmosphere quiz complete 1 2 3 4 5 6 7 8 9 10 which gas in earths atmosphere forms ozone? oxygen nitrogen water vapor carbon dioxide

Explanation:

Ozone ($O_3$) is formed from oxygen ($O_2$) molecules in the atmosphere, typically through photochemical reactions involving ultraviolet radiation. Nitrogen, water vapor, and carbon dioxide do not form ozone.

Answer:

A. oxygen