Question

ate your observations when:
Barium chloride solution is added to sodium sulphate solution
Neutral litmus solution is added to solution of carbon dioxide in water,
D) Small piece of copper is placed in silver nitrate solution.
1
.1.
athanatele antenne​

Answer 1

Explanation:

Here the salt solution E is Na2SO4

. When BaCl2

solution is added to Na2SO4

, white precipitates of BaSO4 are formed.

This white precipitate formed are insoluble in dil. HCl. This test is used for the identification of sulphate (SO4^-2) radical.