Which of the following can act both as Bronsted acid and Bro... | CHEMISTRY - ACIDS, BASES AND SALTS | SolveeIt

Which of the following can act both as Bronsted acid and Bronsted base.

$Cl^{-}$

$HCO_{3}^{-}$

$H_{3}O^{+}$

$OH^{-}$

Answer

$HCO_{3}^{-}$

Explanation

Those substance accept the proton are called Bronsted base and which is donate the proton are called Bronsted acid.

$HCO_{3}^{-} + H^{+}$ ⇌ $H_{2}CO_{3}$ Bronsted base.

$\mathbf{HC}\mathbf{O}_{\mathbf{3}}^{\mathbf{-}}$ ⇌ $H^{+} + CO_{3}^{- -}$ Bronsted acid.

Question: Which of the following can act both as Bronsted acid and Bronsted base....