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.