Carbon dioxide, carbon monoxide and methane arise in the troposphere and then condense to form acid rain.
______ (Carbon dioxide/Carbon monoxide) gas dissolves in water to form carbonic acid.
Which of the following gas does not contribute to the formation of acid rain ?
(a) nitrogen monoxide
(b) carbon monoxide
(c) sulphur dioxide
(d) nitrogen dioxide
Carbon monoxide and carbon dioxide produce acid rain.