# What is the Lewis structure of NO_3^-1?

Apr 24, 2016

#### Answer:

$O = {N}^{+} {\left(- {O}^{-}\right)}_{2}$

#### Explanation:

$\text{Electrons "= 3xx6+5+1=24, "thus 12 electron pairs}$

The nitrogen is quaternized and bears a formal positive charge. The doubly bound oxygen is neutral. The two singly bound oxygen atoms have formal negative charges. Of course, the negative charges are delocalized around the 3 oxygen centres.