On adding a drop of barium chloride solution to an aqueous solution of sodium sulphate, white
precipitate is obtained.
a) Write a balanced chemical equation of the reaction involved.
b) What other name can be given to this precipitation reaction?
c) On adding dilute hydrochloric acid to the reaction mixture, white precipitate disappears.
Why?
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a)On adding a drop of Barium Chloride solution to an aqueous solution of sodium sulphite, white precipitate is obtained. This white precipitate is a barium sulphite. ... Since Barium chloride is a soluble substance thus, white precipitate disappears. BaSO3 + HCl --------> BaCl3 + SO2 + H2O.
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