| Équations équilibrées la veille | Équations équilibrées le lendemain |
C20H24O2N2 + 25 O2 = 20 CO2 + 12 H2O + N2
OH + Cl2 = HClO =>
2 OH + Cl2 = 2 HClO
CaCO3 + CH3COOH = H2O + CO2 + CaCH3COOH =>
4 CaCO3 + 5 CH3COOH = 2 H2O + 6 CO2 + 4 CaCH3COOH
Fe(NO3){2} + NaCl = FeCl{2} + NaNO3 =>
Fe(NO3){2} + NaCl = FeCl{2} + NaNO3
H4SiO4 + AgOH = H2O + Ag4SiO4 =>
H4SiO4 + 4 AgOH = 4 H2O + Ag4SiO4
HCOOH + LiOH = Li + H2O + HCOO =>
HCOOH + LiOH = Li + H2O + HCOO
FeCr2O4 + Na2CO3 + O2 = NaCrO4 + Fe2O3 + CO2 =>
4 FeCr2O4 + 4 Na2CO3 + 9 O2 = 8 NaCrO4 + 2 Fe2O3 + 4 CO2
K + H3PO4 = K4PO4 + H =>
4 K + H3PO4 = K4PO4 + 3 H
Cu(OH)2 + H3Po4 = Cu3(Po4)2 + H2O =>
3 Cu(OH)2 + 2 H3Po4 = Cu3(Po4)2 + 6 H2O
Na2[Cu(C4H4O6)2] + NaOH = Cu(OH)2 + Na2C4H4O6 =>
Na2[Cu(C4H4O6)2] + 2 NaOH = Cu(OH)2 + 2 Na2C4H4O6
Ba2S2 = Ba + S =>
Ba2S2 = 2 Ba + 2 S
Mn{3+} + Hg2{2+} = Mn{2+} + Hg{2+} =>
2 Mn{3+} + Hg2{2+} = 2 Mn{2+} + 2 Hg{2+}
CaSO4 + AlBr3 = CaBr2 + Al2(SO4)3 =>
3 CaSO4 + 2 AlBr3 = 3 CaBr2 + Al2(SO4)3
Na3N + Cl2 = NaCl + N =>
2 Na3N + 3 Cl2 = 6 NaCl + 2 N
NO2 + SO3 + H2O = HNO3 + SO2 =>
2 NO2 + SO3 + H2O = 2 HNO3 + SO2
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
Cu2(OH)2CO3 + H2SO4 = CuSO4 + CO2 + H2O =>
Cu2(OH)2CO3 + 2 H2SO4 = 2 CuSO4 + CO2 + 3 H2O
AgNO3 + NaOH + MnCl2 = NaNO3 + Mn(OH)2 + AgCl =>
2 AgNO3 + 2 NaOH + MnCl2 = 2 NaNO3 + Mn(OH)2 + 2 AgCl
CaF2(aq) + K3PO4(aq) = Ca3(PO4)2(s) + KF =>
3 CaF2(aq) + 2 K3PO4(aq) = Ca3(PO4)2(s) + 6 KF
MnO4{-} + C204{2-} + H{+} = Mn{2+} + CO2 + H2O =>
818 MnO4{-} + 5 C204{2-} + 2464 H{+} = 818 Mn{2+} + 1020 CO2 + 1232 H2O
NaAc + H2O = NaOHAcH =>
NaAc + H2O = NaOHAcH
(NH4)2SO4 + BaCl2 = (NH4Cl) + BaSO4 =>
(NH4)2SO4 + BaCl2 = 2(NH4Cl) + BaSO4
L2O5 + H2S = L2 + SO2 + H2O =>
3 L2O5 + 5 H2S = 3 L2 + 5 SO2 + 5 H2O
HCO3 + HNO2 = NO2 + H2CO3 =>
HCO3 + HNO2 = NO2 + H2CO3
NaTeO3 + HCl + NaI = NaCl + Te + H2O + I2 =>
2 NaTeO3 + 12 HCl + 10 NaI = 12 NaCl + 2 Te + 6 H2O + 5 I2
CuSO3 + Zn = Cu + ZnSO3 =>
CuSO3 + Zn = Cu + ZnSO3
Fe(NO3)3(aq) + Na2S(aq) = Fe2S3(s) + NaNO3(aq) =>
2 Fe(NO3)3(aq) + 3 Na2S(aq) = Fe2S3(s) + 6 NaNO3(aq)
CaCO3 + S = CaO + SO2 + CO =>
2 CaCO3 + S = 2 CaO + SO2 + 2 CO
CH3C3 + O2 = H2O + CO2 =>
4 CH3C3 + 19 O2 = 6 H2O + 16 CO2
(SO4)2Fe(NH4)2 + Ce(SO4)2 = (SO4)2Ce(NH4)2 + (SO4)2Fe =>
(SO4)2Fe(NH4)2 + Ce(SO4)2 = (SO4)2Ce(NH4)2 + (SO4)2Fe
Fe(OH)3 + H + C2O4 = Fe2(C2O4)3 + H2O =>
2 Fe(OH)3 + 6 H + 3 C2O4 = Fe2(C2O4)3 + 6 H2O
(Al2O3)2 = Al + O3 =>
(Al2O3)2 = 4 Al + 2 O3
(NH4)CO3 + AgCl = NH4Cl + AgCO3 =>
(NH4)CO3 + AgCl = NH4Cl + AgCO3
KI + Fe2(SO4)3 = FeI3 + K2SO4 =>
6 KI + Fe2(SO4)3 = 2 FeI3 + 3 K2SO4
AgNO3 + HNO3 = Ag2O3 + NO2 + H2O =>
2 AgNO3 + 2 HNO3 = Ag2O3 + 4 NO2 + H2O
N2O5 + ZnO = N2ZnO6 =>
N2O5 + ZnO = N2ZnO6
Fe2S3(s) + HCl(aq) = FeCl3(s) + H2S(g) =>
Fe2S3(s) + 6 HCl(aq) = 2 FeCl3(s) + 3 H2S(g)
CH3CH3O + O2 = H2O + CH3COOH =>
CH3CH3O + O2 = H2O + CH3COOH
CaCO3 + Cl2 = CaCl2 + CO2 + Ca(ClO3)2 =>
6 CaCO3 + 6 Cl2 = 5 CaCl2 + 6 CO2 + Ca(ClO3)2
Zn3Sb2(s) + H2O(l) = Zn(OH)2(aq) + SbH3(s) =>
Zn3Sb2(s) + 6 H2O(l) = 3 Zn(OH)2(aq) + 2 SbH3(s)
CaCO3 + C2H4O3 = Ca(C2H3O2)2 + CO2 + H2O =>
3 CaCO3 + 8 C2H4O3 = 3 Ca(C2H3O2)2 + 7 CO2 + 7 H2O
FeCl3 + Cl2 = FeCl5 =>
FeCl3 + Cl2 = FeCl5
KMnO4 + K2S2O3 + H2O = MnO2 + K2SO4 + KOH =>
8 KMnO4 + 3 K2S2O3 + H2O = 8 MnO2 + 6 K2SO4 + 2 KOH
Na2HPO4 + H2CO3 = Na2H2PO4 + HCO3 =>
Na2HPO4 + H2CO3 = Na2H2PO4 + HCO3
NaHCO3 + NaCl + HCl + HCN = C2HCl3 + NaOH + HCNO =>
2 NaHCO3 + NaCl + 2 HCl + 3 HCN = C2HCl3 + 3 NaOH + 3 HCNO
HCl + aluminumhydroxide = water + aluminumchloride =>
3 HCl + Al(OH)3 = 3 H2O + AlCl3
Cu + S = Cu2S =>
2 Cu + S = Cu2S
Cu + HNO3 + H2O = Cu(OH)2 + N2 =>
5 Cu + 2 HNO3 + 4 H2O = 5 Cu(OH)2 + N2
Zn + Ni(NO3)2 = Zn(NO3)3 + Ni =>
2 Zn + 3 Ni(NO3)2 = 2 Zn(NO3)3 + 3 Ni
Li(NO3) + (NH4)2CO3 = NH4NO3 + Li2CO3 =>
2 Li(NO3) + (NH4)2CO3 = 2 NH4NO3 + Li2CO3
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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