Question

Cu-CuO-CuCl2-Cu(OH)2-Cu(NO)2-CuO-CuSO4-Cu

Answer 1

2Cu+O2=2CuO CuO+2HCl=CuCl2+H2O CuCl2+2NaOH=Cu(OH)2+NaCl Cu(OH)2+2HNO3=Cu(NO3)2+2H2O 2Cu(NO3)2=(Над равно t) 2CuO+4 NO2+O2 CuO+H2SO4=CuSO4+H2O CuSO4+Zn=ZnSO4+Cu