Acid rain is caused by emissions of sulphur dioxide and nitrogen dioxide which react with the water molecules in the atmosphere to produce acids. main acid in this are sulphuric acid , nitric acid. Sulphuric acid results from oxides of sulphur from fossil fuel power plants that react with water in air to form sulphuric acid. read more
Forms of Acid Deposition Wet Deposition. Wet deposition is what we most commonly think of as acid rain. The sulfuric and nitric acids formed in the atmosphere fall to the ground mixed with rain, snow, fog, or hail. Dry Deposition. Acidic particles and gases can also deposit from the atmosphere in the absence of moisture as dry deposition. read more
Two Hydrogens (from the water) and two more Oxygens (also from the water). And this falls as rain and depending upon how strong an acid it is will kill trees and plants and fish in the river and screw up your lungs too. read more