MCQ
The conjugate base of $HCO_3^ - $ is
  • A
    ${H_2}C{O_3}$
  • $CO_3^{2 - }$
  • C
    $C{O_2}$
  • D
    ${H_2}O$

Answer

Correct option: B.
$CO_3^{2 - }$
(b)Conjugate base is obtained from the acid by loss of ${H^ + }$.

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