Question

The oxidation number of nitrogen in $N{H}_4$ and $N{O}_3$ is:

• A. $+3$
• B. $-3$ and $+5$
• C. $+5$
• D. $+3$ and $-5$

Answer 1

Answer: (B)

The oxidation number of N in $N{H_4}^{+}$ $=x+4=+1$ $=x=-3$ The oxidation number of N in $N{O_3}^{-}$ $x-6=-1$ $x=5$