Question

5 metode de obținere ale lui mg(no3)2​

Answer 1

Mg + 2HNO3 --> Mg(NO3)2 + H2

Mg + Cu(NO3)2 --> Cu + Mg(NO3)2

Mg(OH)2 + 2HNO3 --> Mg(NO3)2 + 2H2O

MgO + 2HNO3 --> Mg(NO3)2 + H2O

MgCO3 + 2HNO3 --> Mg(NO3)2 + H2O + CO2

Answer 2

Răspuns:

1. MgCl₂ + 2AgNO₃ → Mg(NO₃)₂ + 2AgCl↓

2. Mg + 2AgNO₃ → Mg(NO₃)₂ + 2Ag↓

3. MgSO₄ + Ca(NO₃)₂ → Mg(NO₃)₂ + CaSO₄↓

4. Ba(NO₃)₂ + MgSO₄ → Mg(NO₃)₂ + BaSO₄↓

5. Mg + Hg(NO₃)₂ → Mg(NO₃)₂ + Hg↓

6. Mg + Pb(NO₃)₂ → Mg(NO₃)₂ + Pb↓

-Mihai