Составьте уравнения реакций. zn-znso4 naoh-na2co3 ba-bacl2 al-alcl3 fe-fecl3 cao-caco3 so2-k2so3

Zn + H₂SO₄ = ZnSO₄ + H₂

2NaOH + CO₂ = Na₂CO₃ + H₂O

Ba + 2HCl = BaCl₂ + H₂

2Al + 6HCl = 2AlCl₃ + 3H₂

4Fe + 12HCl + 3O₂ = 4FeCl₃  + 6H₂O

CaO + CO₂ = CaCO₃

SO₂ + 2KOH = K₂SO₃ + H₂O

Zn+H2SO4=ZnSO4+H2
Ba+2HCl=BaCl2+H2
2Al+3Cl2=2AlCl3
2Fe+3Cl2=2FeCl3
CaO+CO2=CaCO3
K2O+SO2=K2SO3
2NaOH+H2CO3=Na2CO3+2H2O