Cu(NO₃)₂ + Cd -> Cd(NO₃)₂ + Cu↓
Cd(NO₃)₂ + Zn -> Zn(NO₃)₂ + Cd↓
3Zn(NO₃)₂ + 2Al -> 2Al(NO₃)₃ + 3Zn↓
2Al(NO₃)₃ + 3Mg -> 3Mg(NO₃)₂ + 2Al↓
Cu(NO₃)₂ + Cd -> Cd(NO₃)₂ + Cu↓
Cd(NO₃)₂ + Zn -> Zn(NO₃)₂ + Cd↓
3Zn(NO₃)₂ + 2Al -> 2Al(NO₃)₃ + 3Zn↓
2Al(NO₃)₃ + 3Mg -> 3Mg(NO₃)₂ + 2Al↓