`NO_(2)` is easily

Options

A. oxidized to `NO_(3)^(-)` and reduced to `NO`
B. oxidized to `NO_(2)^(+)` and reduced to `NO_(2)^(-)`
C. oxidized to `NO_(3)^(-)` and reduced to `N_(2)`
D. oxidized to `NO_(2)^(+)` and reduced to `NH_(3)`

Answer

2

Explanation

`NO_(2)` is an odd electron molecules. By losing the unpaired electron it is oxidized to `NO_(2)^(+)` and by gaining an electron it is reduced to `NO_(2)^(-)`