Question

Nitrogen oxides are pollutants and common by-products of power plants and automobiles. NO, can react with the NO in smog, forming a bond between the N atoms.

Answer 1

Nitrogen oxides (NOx) are produced by the reaction of the nitrogenous compounds contained in the coal and also by reaction of nitrogen in the air, with the oxygen used in the combustion process (Cudmore, 1984; Juniper, 2000).