CU-Cuo-cucl2-cu(oh)2-cuo-cuso4
2Сu+O2=2CuO CuO+2HCl=CuCl2+H2O CuCl2+2NaOH=Cu(OH)2+2NaCl Cu(OH)2=CuO+H2O CuO+H2SO4=CuSO4+H2O
2Сu+O2=2CuO
CuO+2HCl=CuCl2+H2O
CuCl2+2NaOH=Cu(OH)2+2NaCl
Cu(OH)2=CuO+H2O
CuO+H2SO4=CuSO4+H2O