Question

What do you observe when:
1) dilute hydrochloric acid is added to copper(II) sulphide
2) sodium carbonate solution is mixed with zinc nitrate solution

Answer 1

Answer:

following will be observed

Explanation:

when we will hydrochloric acid with copper sulphate solution it will form hydrogen sulphide and a blue solution of copper chloride

when will mix sodium carbonate solution with zinc nitrate solution it will form sodium nitrate solution and a precipitate of zinc carbonate