Multiple choice general knowledge

Acid rain is composed of the oxides of two elements

  1. Sulphur and Iron

  2. Iron and Nitrogen

  3. Carbon Dioxide & Sulphur

  4. Sulphur and Nitrogen
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Acid rain is primarily caused by sulfur oxides (SOx) and nitrogen oxides (NOx), which react with water vapor in the atmosphere to form sulfuric and nitric acids. These come from burning fossil fuels and industrial emissions.

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