Cl2 + Cu = CuCl2
2 HCl + Cu(OH)2 = 2 H2O + CuCl2
2 HCl + CuO = H2O + CuCl2
4 HCl + 2 Cu + O2 =2 H2O + 2 CuCl2
Cl2 + Cu = CuCl2
2 HCl + Cu(OH)2 = 2 H2O + CuCl2
2 HCl + CuO = H2O + CuCl2
4 HCl + 2 Cu + O2 =2 H2O + 2 CuCl2