Équations chimiques équilibrées sur08/10/24

NaOH + H₂O₄S = H₂O + Na₂SO₄ =>
2 NaOH + H₂O₄S = 2 H₂O + Na₂SO₄

H{+} + P₄ + NO₃{-} = H₃PO₄ + NO₂ + H₂O =>
20 H{+} + P₄ + 20 NO₃{-} = 4 H₃PO₄ + 20 NO₂ + 4 H₂O

C₆H₄(OH)COOH + (CH₃CO)₂O = C₆H₄(OCOCH₃)CO₂H =>
11 C₆H₄(OH)COOH + (CH₃CO)₂O = 9 C₆H₄(OCOCH₃)CO₂H

Al₂Si₂O₅(OH)₄ + H{+} = Al{3+} + H₄SiO₄ + H₂O =>
Al₂Si₂O₅(OH)₄ + 6 H{+} = 2 Al{3+} + 2 H₄SiO₄ + H₂O

NO₂{-} + Zn + OH{-} + H₂O = Zn(OH)₄{2-} + NH₃ =>
NO₂{-} + 3 Zn + 5 OH{-} + 5 H₂O = 3 Zn(OH)₄{2-} + NH₃

FeSO₄ + Ag = Fe + AgSO₄ =>
FeSO₄ + Ag = Fe + AgSO₄

AgNO₃ + HBr = AgBr(s) + HNO₃ =>
AgNO₃ + HBr = AgBr(s) + HNO₃

Pb + PbO₂ + H₂SO₄ = PbSO₄ + H₂O =>
Pb + PbO₂ + 2 H₂SO₄ = 2 PbSO₄ + 2 H₂O

C₆H₅COOC₂H₅ + Na + C₂H₅OH = C₆H₅CH₂ONa + C₂H₅ONa =>
C₆H₅COOC₂H₅ + 4 Na + 2 C₂H₅OH = C₆H₅CH₂ONa + 3 C₂H₅ONa