Question

•
AQUEOS solution d rodicum coride salon
sulphate & Calcium chloride are tollten in the
reparate test tubes. Usina avue as var
Sodium sulphate ​

Answer 1

Explanation:

When we react Barium Chloride and Sodium Chloride Or Barium Chloride and Calcium chloride, no changes take place as there is no exchange of ion (Cl-). When we react Barium chloride with Sodium Sulphate, exchange of ions takes place. It form an insoluble precipitate (BaSO4).

Reaction:

BaCl2 + NaSO4 ---> BaSO4 + NaCl