Acid rain is a rainfall having pH of

A. Greater than 7

B. Less than 5.0

C. Equal to 7

D. Equal to 5.5

Answer: Option B

Solution(By Examveda Team)

Acid rain is a rainfall having pH of Less than 5.0.
Acid rain is caused by the release of sulfur dioxide and nitrogen oxides into the atmosphere, where they react with water, oxygen, and other chemicals to become sulfuric and nitric acid respectively. The pH of acid-impacted rain is generally below 5.0 on the pH scale.