Sponsor Area

Environmental Issues

Question
CBSEENBI12002278

Acid rain is caused by increase in the atmospheric concentration of

  • SO subscript 2 space and space NO subscript 2
  • SO subscript 3 space and space CO
  • CO subscript 2 space and space CO
  • straight O subscript 3 space and space dust

Solution

A.

SO subscript 2 space and space NO subscript 2

Acid rain is caused by increase in the atmospheric concentration of SO2 and NO2. These mix with water vapour to form sulphuric acid (H2SO4) and nitric acid (HNO3) respectively which falls on earth in the form of acid rain.