Question

In which of the following molecules octet rule is not followed?

• A. $NH_{3}$
• B. $CH_{4}$
• C. $CO_{2}$
• D. NO

Answer 1

Answer: (D)

NO

Answer 2

: $\ddot { \mathrm { N } } = \ddot { \mathrm { O } }$

For NO, the octet rule is not followed due to the present of odd electrons on N.