| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu(s) + 2 HCl(ac) = CuCl2 + H2
Na(s) + O2(aq) = Na2O(s) =>
4 Na(s) + O2(aq) = 2 Na2O(s)
Ni + Mg(NO3)2 = Ni(NO3)2 + Mg =>
Ni + Mg(NO3)2 = Ni(NO3)2 + Mg
HCl + Ca = CaCl2 + H =>
2 HCl + Ca = CaCl2 + 2 H
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
C8H7N3O2 + NaClO = N2 + H2O + NaCl + C =>
2 C8H7N3O2 + 3 NaClO = 3 N2 + 7 H2O + 3 NaCl + 16 C
FeSO3 + O2 = Fe2O3 + SO2 =>
4 FeSO3 + O2 = 2 Fe2O3 + 4 SO2
AgNO3 + Na3PO4 = Ag3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3
CrO + SO2 = CrSO3 =>
CrO + SO2 = CrSO3
H2O + S8 = H2S + O2 =>
8 H2O + S8 = 8 H2S + 4 O2
Mg(s) + ZnBr2(aq) = Zn + MgBr2 =>
Mg(s) + ZnBr2(aq) = Zn + MgBr2
C3H6O + Cl2 = C3H5OCl + HCl =>
C3H6O + Cl2 = C3H5OCl + HCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Be + H3PO4 = BePO4 + H2 =>
2 Be + 2 H3PO4 = 2 BePO4 + 3 H2
Ba + CO2 = BaO + C =>
2 Ba + CO2 = 2 BaO + C
CaCl2 + HF = CaF2 + HCl =>
CaCl2 + 2 HF = CaF2 + 2 HCl
AgBr + Fe = AgFe + Br =>
AgBr + Fe = AgFe + Br
O2 + SbS = Sb2O4 + SO2 =>
4 O2 + 2 SbS = Sb2O4 + 2 SO2
Na2CO3 + CrBr3 + H2O = NaBr + Cr(OH)3 + CO2 =>
3 Na2CO3 + 2 CrBr3 + 3 H2O = 6 NaBr + 2 Cr(OH)3 + 3 CO2
KMnO4 + NaNO2 + H2O = MnO2 + NaNO3 + KOH =>
2 KMnO4 + 3 NaNO2 + H2O = 2 MnO2 + 3 NaNO3 + 2 KOH
Fe2O3(s) + Mg(s) = MgO(s) + Fe(s) =>
Fe2O3(s) + 3 Mg(s) = 3 MgO(s) + 2 Fe(s)
Ca(NO3)2 + NaOH = Ca(OH)2 + NaNO3 =>
Ca(NO3)2 + 2 NaOH = Ca(OH)2 + 2 NaNO3
C3H7ONa + CH3Br = C4H10O + NaBr =>
C3H7ONa + CH3Br = C4H10O + NaBr
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
C4H6 + O2 = C + HO =>
C4H6 + 3 O2 = 4 C + 6 HO
K2O + FeBr2 = K2Br2 + FeO =>
K2O + FeBr2 = K2Br2 + FeO
CO2(SO4)3 = CO + SO2 + O2 =>
2 CO2(SO4)3 = 2 CO + 6 SO2 + 7 O2
C7H7NO2 + O2 = N2 + CO1 + H2O =>
4 C7H7NO2 + 17 O2 = 2 N2 + 28 CO1 + 14 H2O
KIO3 + K2S2O8 + KOH = K2I2O9 + K2SO4 + H2O =>
2 KIO3 + 3 K2S2O8 + 6 KOH = K2I2O9 + 6 K2SO4 + 3 H2O
Ag2O + SnCl2 + NaOH + H2O = Ag + Sn(OH)4 + NaCl =>
Ag2O + SnCl2 + 2 NaOH + H2O = 2 Ag + Sn(OH)4 + 2 NaCl
Si(NO3)4 + Ge = Ge(NO3)4 + Si =>
Si(NO3)4 + Ge = Ge(NO3)4 + Si
TiBr4 + H2O = TiO2 + HBr =>
TiBr4 + 2 H2O = TiO2 + 4 HBr
Fe(OH)2 + NH4Br = FeBr2 + NH4OH =>
Fe(OH)2 + 2 NH4Br = FeBr2 + 2 NH4OH
Mn + H2S = MnS3 + H2 =>
Mn + 3 H2S = MnS3 + 3 H2
C4H12 + O2 = CO2 + H2O =>
C4H12 + 7 O2 = 4 CO2 + 6 H2O
Ga2S3 + ZnS = Ga2Zn2S5 =>
Ga2S3 + 2 ZnS = Ga2Zn2S5
NH4OH(aq) + H2SO4(aq) = (NH4)2SO4(aq) + H2O(i) =>
2 NH4OH(aq) + H2SO4(aq) = (NH4)2SO4(aq) + 2 H2O(i)
MoO3ZnH2SO4 = MoO2ZnSO4H2O =>
MoO3ZnH2SO4 = MoO2ZnSO4H2O
Fe + Ge + Te = FeGeTe2 =>
Fe + Ge + 2 Te = FeGeTe2
MgSO4 + CO2 = MgCO3 + SO3 =>
MgSO4 + CO2 = MgCO3 + SO3
Na2S2O3 + FeCl3 = FeCl2 + NaCl + Na2S4O6 =>
2 Na2S2O3 + 2 FeCl3 = 2 FeCl2 + 2 NaCl + Na2S4O6
Cl2 + SiO + C = SiCl4 + CO =>
2 Cl2 + SiO + C = SiCl4 + CO
SiO2 + H2O = H4SiO4 =>
SiO2 + 2 H2O = H4SiO4
F + KCl = KF + Cl2 =>
2 F + 2 KCl = 2 KF + Cl2
ZnS + AlP = Zn3P2 + Al2S3 =>
3 ZnS + 2 AlP = Zn3P2 + Al2S3
Na2CO3 + Ca(OCl)2 = NaClO + CaCO3 =>
Na2CO3 + Ca(OCl)2 = 2 NaClO + CaCO3
Al + Pb{2+} = Al{2+} + Pb{+} =>
Al + 2 Pb{2+} = Al{2+} + 2 Pb{+}
K2CO3(aq) + H2SO4(aq) = H2CO3(aq) + K2SO4 =>
K2CO3(aq) + H2SO4(aq) = H2CO3(aq) + K2SO4
C3H8O + K2Cr2O7 + H2SO4 = C3H6O + Cr2(SO4)3 + K2(SO4)3 + H2O =>
C3H8O + K2Cr2O7 + 6 H2SO4 = C3H6O + Cr2(SO4)3 + K2(SO4)3 + 7 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/22/25
Équations équilibrées sur02/21/24
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