| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 AlBr3 + 3 F2 = 2 AlF3 + 3 Br2
H2O + Fe4Ni5S8 + Pd = PdS + NiS + FeO + H =>
4 H2O + Fe4Ni5S8 + 3 Pd = 3 PdS + 5 NiS + 4 FeO + 8 H
NaCl(aq) + H2SO4(l) = NaHSO4(aq) + HCl =>
NaCl(aq) + H2SO4(l) = NaHSO4(aq) + HCl
Na2CO3(aq) + CuCl2(aq) = CuCO3(aq) + Na2Cl2 =>
Na2CO3(aq) + CuCl2(aq) = CuCO3(aq) + Na2Cl2
Fe2O3(l) + CO(g) = Fe(l) + CO2 =>
Fe2O3(l) + 3 CO(g) = 2 Fe(l) + 3 CO2
Al + C = Al3C4 =>
3 Al + 4 C = Al3C4
KMnO4 + HCl + H2S = Mn + KCl + S + H2O =>
2 KMnO4 + 2 HCl + 7 H2S = 2 Mn + 2 KCl + 7 S + 8 H2O
Fe2(SCN)3 + K2Cr2O7 + HCl = FeCl3 + CrCl3 + KCl + CO2 + SO2 + N2 + H2O =>
2 Fe2(SCN)3 + 10 K2Cr2O7 + 92 HCl = 4 FeCl3 + 20 CrCl3 + 20 KCl + 6 CO2 + 6 SO2 + 3 N2 + 46 H2O
V2O3 + Se2O3 = V2O5 + Se2O2 =>
V2O3 + 2 Se2O3 = V2O5 + 2 Se2O2
K2C2O4*H2O + FeCl3*H2O = K3Fe(C2O4)3*H2O + KCl + H2O =>
3 K2C2O4*H2O + FeCl3*H2O = K3Fe(C2O4)3*H2O + 3 KCl + 3 H2O
O2F2 = O2 + F2 =>
O2F2 = O2 + F2
Si + O = Si2O7 =>
2 Si + 7 O = Si2O7
C2H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C2H5N3O9 = 8 CO2 + 10 H2O + 6 N2 + 5 O2
BeO + KOH + H2O = K2[Be(OH)4] =>
BeO + 2 KOH + H2O = K2[Be(OH)4]
K2S + Pb = PbS + K =>
K2S + Pb = PbS + 2 K
Na2O2 + HO = NaOH + O2 =>
Na2O2 + 2 HO = 2 NaOH + O2
HClO3 + CO = CO2 + Cl2 + H2O =>
2 HClO3 + 5 CO = 5 CO2 + Cl2 + H2O
H2SO4 + Al = H2Al + SO4H =>
2 H2SO4 + Al = H2Al + 2 SO4H
CaCO3 + Na = Na2CO3 + Ca2 =>
2 CaCO3 + 4 Na = 2 Na2CO3 + Ca2
HCN + H2O2 = OCN + H2O =>
2 HCN + 3 H2O2 = 2 OCN + 4 H2O
(RCOO)3C3H5 + CH3OH = RCOOCH3 + C3H5(OH)3 =>
(RCOO)3C3H5 + 3 CH3OH = 3 RCOOCH3 + C3H5(OH)3
HF(l) + KOH(s) = KF + H2O =>
HF(l) + KOH(s) = KF + H2O
Al + CuSO4 + HCl = Al2(SO4)3 + CuHCl =>
2 Al + 3 CuSO4 + 3 HCl = Al2(SO4)3 + 3 CuHCl
Br2 + KCl = BrK + Cl =>
Br2 + 2 KCl = 2 BrK + 2 Cl
CO2 + Na2O = CO3Na2 =>
CO2 + Na2O = CO3Na2
C8H8BrNO + NaClO3 + HCl = C8H7BrClNO + NaCl + H2O =>
3 C8H8BrNO + NaClO3 + 3 HCl = 3 C8H7BrClNO + NaCl + 3 H2O
CH3CH(Cl)CH3 + NaSH = CH3CH(SH)CH3 + NaCl =>
CH3CH(Cl)CH3 + NaSH = CH3CH(SH)CH3 + NaCl
Na + Cu2O = Na2O + Cu2 =>
2 Na + Cu2O = Na2O + Cu2
Al + O(g) = Al2O3 =>
2 Al + 3 O(g) = Al2O3
Fe2Cr2O4 + K2CO3 + O2 = K2CrO4 + Fe2O3 + CO2 =>
2 Fe2Cr2O4 + 4 K2CO3 + 5 O2 = 4 K2CrO4 + 2 Fe2O3 + 4 CO2
KOH + Zn + H2O + KNO3 = K2Zn(OH)4 + KNO2 =>
2 KOH + Zn + H2O + KNO3 = K2Zn(OH)4 + KNO2
HCHO + PCl5 = C3H6Cl2 + PO + Cl2 =>
6 HCHO + 6 PCl5 = 2 C3H6Cl2 + 6 PO + 13 Cl2
KI + MgO = K2O + MgI2 =>
2 KI + MgO = K2O + MgI2
Cl2 + CoI = I + CoCl =>
Cl2 + 2 CoI = 2 I + 2 CoCl
C2H3O2Na + O2 = CO2 + H2O + Na2CO3 =>
2 C2H3O2Na + 4 O2 = 3 CO2 + 3 H2O + Na2CO3
NaClO3 + S8 + H2O = Cl2 + Na2SO4 + H2SO4 =>
48 NaClO3 + 5 S8 + 16 H2O = 24 Cl2 + 24 Na2SO4 + 16 H2SO4
HCl(aq) + Pb(NO3)2(aq) = PbCl2 + HNO3 =>
2 HCl(aq) + Pb(NO3)2(aq) = PbCl2 + 2 HNO3
Cr2O3 + C = Cr2C3 + O2 =>
2 Cr2O3 + 6 C = 2 Cr2C3 + 3 O2
C18H55 + O2 = CO2 + H2O =>
4 C18H55 + 127 O2 = 72 CO2 + 110 H2O
Sr(OH)2(s) + NH4Cl(s) = SrCl2(aq) + NH3(g) + H2O(l) =>
Sr(OH)2(s) + 2 NH4Cl(s) = SrCl2(aq) + 2 NH3(g) + 2 H2O(l)
Sb + S8 = Sb2S3 =>
16 Sb + 3 S8 = 8 Sb2S3
C8H10 + CrO3 + H2SO4 = Cr2(SO4)3 + C8H6O4 + H2O =>
C8H10 + 4 CrO3 + 6 H2SO4 = 2 Cr2(SO4)3 + C8H6O4 + 8 H2O
Cu2S + HNO3 = SO4 + NO2 + Cu(NO3)2 + H2O =>
Cu2S + 16 HNO3 = SO4 + 12 NO2 + 2 Cu(NO3)2 + 8 H2O
F2 + PbI2 = PbF4 + I2 =>
2 F2 + PbI2 = PbF4 + I2
HNO3 + H = NH4NO3 + H2O =>
2 HNO3 + 8 H = NH4NO3 + 3 H2O
C5H10O5 = C + H2O =>
C5H10O5 = 5 C + 5 H2O
NaHCO3 + H3C6H6O7 = CO2 + H2O + Na3C6H5O7 =>
57 NaHCO3 + 18 H3C6H6O7 = 51 CO2 + 62 H2O + 19 Na3C6H5O7
Fe + Cu = Fe{2+} + Cu{2-} =>
Fe + Cu = Fe{2+} + Cu{2-}
Mg(CH3COO)2 = MgO + CO2 + CH3COCH3 =>
Mg(CH3COO)2 = MgO + CO2 + CH3COCH3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/12/24
Équations équilibrées sur01/11/24
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