Q. The oxidation state of nitrogen in $N O_{3}^{-}$ is

2073 241 Redox Reactions Report Error

A

$- 1$

15%

B

$+ 2$

5%

C

$+ 3$

21%

D

$+ 5$

59%

Solution:

$N O_{3}^{-} x - 2$ i.e., $1 (x) + 3 (- 2) = - 1$
$\Rightarrow x = + 6 - 1 = + 5$