Question

On adding dilute hydrochloric acid to copper oxide powder the solution formed is blue green identify the compound formed which gives blue green colour to the solution write is balanced chemical equation on the basis of above reaction what should be the nature of copper oxide

Answer 1

2HCl (aq) + CuO (aq) - - - - > CuCl2 (aq) + H2O (l)

CuCl2 is a blue green coloured compound.

And CuO is basic in nature.