4NH₃ + 5O₂ = 4NO + 6H₂O
2NO + O₂ = 2NO₂
4NO₂ + 2H₂O + O₂ = 4HNO₃
2HNO₃ + CuO = Cu(NO₃)₂ + H₂O
2NaJ + Br₂ = 2NaBr + J₂
SiO₂ + 2NaOH = Na₂SiO₃ + H₂O
K₃PO₄ + 3AgNO₃ = 3KNO₃ + Ag₃PO₄↓
3K⁺ + PO₄³⁻ + 3Ag⁺ + 3NO₃⁻ = 3K⁺ + 3NO₃⁻ + Ag₃PO₄↓
3Ag⁺ + PO₄³⁻ = Ag₃PO₄↓
2Na⁺ + SiO₃²⁻ + 2H⁺ + 2Cl⁻ = 2Na⁺ + 2Cl⁻ + H₂SiO₃↓
SiO₃²⁻ + 2H⁺ = H₂SiO₃↓
2Mg + Si = Mg₂Si