Question

The type of hybrid orbitals used by the chlorine atom in $ClO_2^-$ is

• A. $sp^3$
• B. $sp^2$
• C. sp
• D. None of these

Answer 1

Answer: (A)

$sp^3$

Answer 2

electron pairs at Cl = 2 ($\sigma$-bonds) + 2 (lone-pairs) = 4
Hybridisation at Cl = $sp^3$