Which of the following are commonly responsible for acid rain?
2026
Which of the following are commonly responsible for acid rain?
- A.
N2O and CO2
- B.
NO2 and SO2
- C.
NH3 and CH4
- D.
CO2 and O3
Attempted by 19 students.
Show answer & explanation
Correct answer: B
Acid rain is primarily caused by emissions of sulfur dioxide (SO₂) and nitrogen oxides (NOₓ), such as nitrogen dioxide (NO₂). These gases react with water, oxygen, and other chemicals in the atmosphere to form sulfuric acid and nitric acid, which then fall to Earth as rain.