Question

when aqueous solution of barium chloride is added to aqueous sodium sulphate solution what is observed
a] a clear solution as filtrate
b] formation of white precipitate
c] yellow precipitate
d] none of the above

Answer 1

by adding aqua solution of Barium Chloride and sodium sulphate we will get.....

B. formation of white precipitate ( BaSO4 )
BaCl2 + Na2SO4 -------> NaCl + BaSO4

hope it help u.......

Answer 2

Answer:   b] formation of white precipitate

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.

BaCl2 + Na2SO3------>BaSO3 + 2NaCl

This reaction is also a double displacement reaction.