Question

In which of the following molecules is the number of lone pairs and bond pairs on central atom not equal?

• A. $H_{2}O$
• B. $I_3^{-}$
• C. $O_2{F}_2$
• D. $SC{l}_2$

Answer 1

The correct option is B $I_3^{-}$

$I_3^{-}$ is linear with 3 lone pairs and two bond pairs around central atom.