Which substance creates photochemical smog when it interacts with primary pollutants?
A) sulphur dioxide
B) oxygen
C) sunlight
D) water vapour

Question

Which substance creates photochemical smog when it interacts with primary pollutants? 
A) sulphur dioxide 
B) oxygen 
C) sunlight 
D) water vapour

Quizplus · Accepted Answer

Photochemical smog is created when primary pollutants like nitrogen oxides and volatile organic compounds react with sunlight. Therefore, sunlight is the substance that creates photochemical smog when interacting with primary pollutants. Sulphur dioxide, oxygen, and water vapour are not directly responsible for the creation of photochemical smog.

Which Substance Creates Photochemical Smog When It Interacts with Primary