Question

What is the conjugate base of $OH^-$ ?

• A. $O^{2-}$
• B. $O^-$
• C. $H_2O$
• D. $O_2$

Answer 1

Answer: (A)

$O^{2-}$

Answer 2

Conjugate base is formed by loss of $H^+$. ${OH- ->}$ $\underset{\text{Conjugate base}}{ {O^{2-} + H+}}$ $O^{2-}$ is the conjugate base of $OH^-$.