Nitrogen oxides produced from the emission of automobiles and power plants, are the source of fine air borne particles which lead to:
Correct answer: D. Dry acid deposition
- A. Photochemical smog
- B. Wet acid deposition
- C. Industrial smog
- D. Dry acid deposition
Explanation
Nitrogen oxides can be converted into nitric acid vapour and nitrate particles that settle directly onto surfaces as dry acid deposition. Wet deposition occurs when these pollutants are incorporated into rain, snow or fog.
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