Mg-mgo-mgco3-mgo-mg-mg(no3)2
1. 2Mg + O₂ = 2MgO 2. MgO + H₂CO₃ = MgCO₃ + H₂O 3. MgCO₃ нагрев = MgO ↓ + CO₂ ↑ 4. MgO + C = Mg + CO ↑ 5. 5Mg + 12HNO₃ → 5Mg(NO₃)₂ + N₂↑+ 6H₂O