question_answer

In\[NO_{3}^{-}\]ion number of bond pair and lone pair of electron on nitrogen atom are

A)  2, 2                                       

B)  3, 1

C)  1, 3                                       

D)  4, 0

Correct Answer: D

Solution :

In\[NO_{3}^{-}\]ion, nitrogen has four bond pair and zero lone pair of electrons.