Question

Molecular shape of $S{F}_4,C{F}_4,$ and $Xe{F}_4$ are

• A. the same, with 2, 0 and 1 lone pair of electrons respectively
• B. the same, with 1, 1 and 1 lone pair of electrons respectively
• C. different, with 0, 1 and 2 lone pair of electrons respectively
• D. different, with 1, 0 and 2 lone pair of electrons on the central atom respectively

Answer 1

Answer: (D)

Bond order $=\frac{10-5}{2}=2.5;$ paramagnetic

Bond order $=\frac{10-6}{2}=2$