Class 11 Chemistry Environmental Chemistry Environmental Study

Easy

Smog is caused by the presence of which of the following?

A
$O_2$ and $O_3$
B
$O_2$ and $N_2$
C
Oxides of sulfur and nitrogen
D
$O_3$ and $N_2$

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Class 11 Questions

Class 11

Chemistry Questions

Chapter

Environmental Chemistry

Subtopic

Environmental Study

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