Question

Cu--CuO--CuCl2--Cu(OH)2--CuO--Cu (Перетворення)

Answer 1

2Cu+O2=2CuO

CuO+2HCl=CuCl2+H2O

CuCl2+2NaOh=Cu(OH)2+2NaCl

Cu(OH)=CuO+H2O

CuO+H2=Cu+H2O

Answer 2

2Cu + O2 = 2CuO

CuO + 2HCl = CuCl2 + H2O

CuCl2 + 2NaOH = Cu(OH)2 + 2NaCl

Cu(OH)2 = CuO + H2O

CuO + Zn = ZnO + Cu