Question

Решите превращение: CuCO3 => CuO => Cu => CuCl2 => Cu(OH)2 => CuO

Answer 1

CuCO3=CuO+CO2
CuO+H2=Cu+H2O
Cu+Cl2=CuCl2
CuCl2+2KOH=Cu(OH)2+2KCl
Cu(OH)2=CuO+H2O

Answer 2

CuCO3 (t) → CuO + CO2
CuO+H2=Cu+H2O
Cu+Сl2= CuCl2
CuCl2+2KOH= Cu(OH)2+2KCl
Cu(OH)2=CuO+H2O