Multiple choice

Acid rain contains

  1. Sulphur and phosphorus compounds

  2. Sulphur and nitrogen oxides

  3. Sulphur and carbon compounds

  4. None of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Acid rain is primarily caused by the emission of sulfur dioxide and nitrogen oxides, which react with water vapor in the atmosphere to form sulfuric and nitric acids.

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