Q. can be prepared from as per the reaction,



The reaction can go to completion by removing ions by adding

 1229  199 NTA AbhyasNTA Abhyas 2020The d-and f-Block Elements Report Error

Solution:

To remove OH- ion a weak acid is required because a strong acid can reverse the reaction. So here HCl is a strong acid so it reverse the reaction.

KOH is strong base which will increase OH- concentration.

will react with water to form a strong acid .

combines with ion to give carbonate which is easily removed.