Environment & Ecology · Air Pollution
Which of the following air pollutants is specifically classified as a secondary pollutant formed by photochemical reactions between NOx and VOCs, and is known to deeply penetrate the lungs?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Carbon Monoxide (CO)
- 2Sulfur Dioxide (SO2)
- 3Ozone (O3)✓
- 4Nitrogen Dioxide (NO2)
Correct answer
Ozone (O3)
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