| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg + H2SO4 = MgSO4 + H2
NaI + NaIO3 + H2So4 = Na2So4 + H2O + I2 =>
5 NaI + NaIO3 + 3 H2So4 = 3 Na2So4 + 3 H2O + 3 I2
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
K2Cr2O7 + FeSO4 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
Co2Cl2 + H2 = Co + HCl =>
Co2Cl2 + H2 = 2 Co + 2 HCl
NaHCO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
MgSO4 + NH4OH = MgOH + NH4SO4 =>
MgSO4 + NH4OH = MgOH + NH4SO4
K + O2 = KO =>
2 K + O2 = 2 KO
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
CoCl2 + H2 = Co + HCl =>
CoCl2 + H2 = Co + 2 HCl
C8H18 + O2 = C + H2O =>
2 C8H18 + 9 O2 = 16 C + 18 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
Ni(CO)4 = Ni + CO =>
Ni(CO)4 = Ni + 4 CO
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
C + O2 = CO =>
2 C + O2 = 2 CO
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
N2 + O2 = NO =>
N2 + O2 = 2 NO
NiCl2 + H2 = Ni + HCl =>
NiCl2 + H2 = Ni + 2 HCl
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
H + O2 = H2O =>
4 H + O2 = 2 H2O
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
Ca(CN)2 + HBr = CaBr2 + HCN =>
Ca(CN)2 + 2 HBr = CaBr2 + 2 HCN
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
CO + H2O = CO2 + H =>
CO + H2O = CO2 + 2 H
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Sr(NO3)2 + K3PO4 = Sr3(PO4)2 + KNO3 =>
3 Sr(NO3)2 + 2 K3PO4 = Sr3(PO4)2 + 6 KNO3
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C3H6 + O2 = CO + H2O =>
C3H6 + 3 O2 = 3 CO + 3 H2O
K2O + HCl = KCl + H2O =>
K2O + 2 HCl = 2 KCl + H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
N2 + O2 = NO =>
N2 + O2 = 2 NO
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
KO2 + H2O = O2 + KOH =>
4 KO2 + 2 H2O = 3 O2 + 4 KOH
K(ClO2) = O2 + KCl =>
K(ClO2) = O2 + KCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CuCO3 + H2SO4 = CuSO4 + CO2 + H2O =>
CuCO3 + H2SO4 = CuSO4 + CO2 + H2O
Pb(OH)4 + HCl = H2O + PbCl4 =>
Pb(OH)4 + 4 HCl = 4 H2O + PbCl4
P4 + S8 = P4S3 =>
8 P4 + 3 S8 = 8 P4S3
Fe + Cu(NO3)2 = Fe(NO3)2 + Cu =>
Fe + Cu(NO3)2 = Fe(NO3)2 + Cu
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Si + S8 = Si2S4 =>
4 Si + S8 = 2 Si2S4
Cr2O3 + Si = Cr + SiO2 =>
2 Cr2O3 + 3 Si = 4 Cr + 3 SiO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/05/11
Équations équilibrées sur03/07/10
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