Question

Assertion : In Lewis structures of $NF_{3}$ and $CO_{3}^{2-}$, nitrogen and carbon occupy the central position whereas fluorine and oxygen occupy the terminal positions.
Reason : In Lewis representation, the least electronegative atom occupies the central position in the molecule/ion.

• A. If both assertion and reason are true and reason is the correct explanation of assertion
• B. If both assertion and reason are true but reason is not the correct explanation of assertion
• C. If assertion is true but reason is false
• D. If both assertion and reason are false

Answer 1

Answer: (A)

In Lewis representation, the least electronegative atom occupies the central position in the molecule or ion.