1) Cu(OH)₂ → CuO:Cu(OH)₂ → CuO + H₂O
2) CuO → ? → Cu(NO₃)₂:CuO + HNO₃ → Cu(NO₃)₂ + H₂O
1) ZnO → Zn:ZnO + C → Zn + CO
2) Zn → ? → Zn(OH)₂:Zn + H₂O → Zn(OH)₂ + H₂
1) Cu(OH)₂ → CuO:
Cu(OH)₂ → CuO + H₂O
2) CuO → ? → Cu(NO₃)₂:
CuO + HNO₃ → Cu(NO₃)₂ + H₂O
1) ZnO → Zn:
ZnO + C → Zn + CO
2) Zn → ? → Zn(OH)₂:
Zn + H₂O → Zn(OH)₂ + H₂