H_2CO_3ionises in two stages as represented below H_2CO_3 +H_2O hArr H_3O^(+) +HCO_3^(-), HCO_3^(-)+H_2O hArr H_3O^(+)CO_3^(2-)the no. of conjugate acid -base pairs in the above reaction are

H_2CO_3ionises in two stages as represented below H_2CO_3 +H_2O hArr H

1.	H_2CO_3ionises in two stages as represented below H_2CO_3 +H_2O hArr H_3O^(+) +HCO_3^(-), HCO_3^(-)+H_2O hArr H_3O^(+)CO_3^(2-)the no. of conjugate acid -base pairs in the above reaction are
Answer» 2 3 4 5 Solution :`H_2CO_3, HCO_3^(-) , HCO_3^(-) , CO_3^(2-), H_2O, H_3O^(+) `