Tropospheric ozone forms when
A)sunlight causes NO₂to photodissociate.
B)SO₂reacts with particulate matter.
C)NOx reacts with ammonia (NH₃).
D)carbon dioxide is released into the atmosphere from fossil fuel combustion.

Question

Quizplus · Accepted Answer

Tropospheric ozone forms when sunlight causes NO₂to photodissociate. This reaction produces NO and atomic oxygen, which can react with O₂ to form O₃. This process can be enhanced by the presence of other pollutants such as VOCs (volatile organic compounds).

Tropospheric Ozone Forms When