1.

The Bronsted acids in the reversible reaction are \[HCO_{3}^{-}(aq.)+O{{H}^{-}}(aq.)\,\]⇄\[CO_{3}^{2-}(aq.)+{{H}_{2}}O\]    [DPMT 2002]

A.                 \[O{{H}^{-}}\] and \[CO_{3}^{2-}\]
B.                 \[O{{H}^{-}}\] and \[{{H}_{2}}O\]
C.                 \[HCO_{3}^{-}\] and \[{{H}_{2}}O\]
D.                 \[HCO_{3}^{-}\] and \[CO_{3}^{2-}\]
Answer» D.                 \[HCO_{3}^{-}\] and \[CO_{3}^{2-}\]


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