Question

CuO-CuCI2-Cu(OH)2-Cu(NO3)2-Cu3(PO4)2

Answer 1

1)CuO+2HCl= CuCl₂ +H₂O
2)CuCl₂+ 2NaOH=Cu(OH)₂+ 2NaCl
3)Cu(OH)₂+ 2HNO₃= Cu(NO₃)₂+ 2H₂O
4)3Cu(NO₃)₂ +2Na₃PO₄= Cu₃(PO₄)₂+ 6NaNO₃