Question

what is meant by acid rain??????​

Answer 1

Answer:

the pH of rain should be less than 5.6 then it is called acid rain

Answer 2

Answer:

Acid rain is caused by oxide of nitrogen NO,NO2 emitted from automobiles and SO2 emitted from thermal power plant and petroleum refineries . They mix with falling rain and form HNO3 and H2SO4 . These a seeds came down with rain making rainwater acidic.