A) \[{{O}_{2}}\]and \[{{O}_{3}}\]
B) \[{{O}_{2}}\]a and\[{{N}_{3}}\]
C) oxides of sulphur and nitrogen
D) \[{{O}_{3}}\] and \[{{N}_{2}}\]
Correct Answer: C
Solution :
\[\text{NO,}\,\text{N}{{\text{O}}_{\text{2}}}\text{,}\,\text{S}{{\text{O}}_{\text{2}}}\]and \[\text{S}{{\text{O}}_{\text{3}}}\]are responsible for smog (environmental pollution).
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