On adding an aqueous solution of sodium sulphate to an aqueous solution of barium chloride we immediately observe that:-
a) A white precipitate is formed
b) A yellow precipitate is formed
c) A clear colourless solution is formed
d) No reaction takes place
On adding the aqueous solution of of Sodium Sulfate to the solution of Barium Chloride, a white precipitate is formed due to the formation of Barium Sulfate(BaSO4).
Na2SO4 + BaCl2 → BaSO4 + 2NaCl