Question

The nature of $\pi$ -bond present in oxy acids of $Cl$ is

• A. $p\pi -p\pi$ bond
• B. $d\pi -d\pi$ bond
• C. $p\pi -d\pi$ bond
• D. $d\pi -f\pi$ bond

Answer 1

Answer: (C)

$p\pi -d\pi$ bond
$Cl$ uses its vacant $d$-orbitals to form a $\pi$ with $p$-orbitals of $O$.