Question

Of the given anions, the strongest Bronsted base is

• A. $Cl{O}^{-}$
• B. $Cl{O}_3^{-}$
• C. $Cl{O}_2^{-}$
• D. $Cl{O}_4^{-}$

Answer 1

Answer: (A)

$HClO$ is the weakest acid, hence its conjugate base, i.e., $Cl{O}^{-}$ is the strongest Bronsted base.