| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaBr + Cl2 = 2 NaCl + Br2
Cr + N2 + O2 = Cr(NO3)3 =>
2 Cr + 3 N2 + 9 O2 = 2 Cr(NO3)3
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na(s) + O2(g) = NaO(s) =>
2 Na(s) + O2(g) = 2 NaO(s)
Ni(NO3)3 + (NH4)2S = NH4NO3 + Ni2S3 =>
2 Ni(NO3)3 + 3(NH4)2S = 6 NH4NO3 + Ni2S3
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
Ni(NO3)3 + (NH4)2S = NH4NO3 + Ni2S3 =>
2 Ni(NO3)3 + 3(NH4)2S = 6 NH4NO3 + Ni2S3
Fe + CuCl2 = Cu + FeCl2 =>
Fe + CuCl2 = Cu + FeCl2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H3C6H5O7 + NaHCO3 = CO2 + H2O + Na3C6H5O7 =>
H3C6H5O7 + 3 NaHCO3 = 3 CO2 + 3 H2O + Na3C6H5O7
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
K + O2 = K2O =>
4 K + O2 = 2 K2O
Ca + AlCl3 = CaCl2 + Al =>
3 Ca + 2 AlCl3 = 3 CaCl2 + 2 Al
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Ti(s) + F2(g) = TiF4(s) =>
Ti(s) + 2 F2(g) = TiF4(s)
H3C6H5O7 + NaHCO3 = CO2 + H2O + Na3C6H5O7 =>
H3C6H5O7 + 3 NaHCO3 = 3 CO2 + 3 H2O + Na3C6H5O7
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
Fe(s) + Cl2(g) = FeCl3(s) =>
2 Fe(s) + 3 Cl2(g) = 2 FeCl3(s)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + KCl + H2O =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + KCl + 4 H2O
TiBr4 + H2 = Ti + HBr =>
TiBr4 + 2 H2 = Ti + 4 HBr
Fe(s) + Cl2(g) = FeCl3(s) =>
2 Fe(s) + 3 Cl2(g) = 2 FeCl3(s)
Na2S(aq) + Cu(NO3)2(aq) = NaNO3(aq) + CuS(s) =>
Na2S(aq) + Cu(NO3)2(aq) = 2 NaNO3(aq) + CuS(s)
CH3COH + O2 = CO2 + H2O =>
2 CH3COH + 5 O2 = 4 CO2 + 4 H2O
Na + Fe2O3 = Na2O + Fe =>
6 Na + Fe2O3 = 3 Na2O + 2 Fe
I2 + HNO3 = HIO3 + NO2 + H2 =>
I2 + 6 HNO3 = 2 HIO3 + 6 NO2 + 2 H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca + H2 + O2 = Ca(OH)2 =>
Ca + H2 + O2 = Ca(OH)2
SiC + Cl2 = SiCl4 + C =>
SiC + 2 Cl2 = SiCl4 + C
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Br + Cl = BrCl =>
Br + Cl = BrCl
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
HClO4 + Ba(OH)2 = Ba(ClO4)2 + H2O =>
2 HClO4 + Ba(OH)2 = Ba(ClO4)2 + 2 H2O
UO2 + HF = UF4 + H2O =>
UO2 + 4 HF = UF4 + 2 H2O
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
Al + ZnCl2 = AlCl3 + Zn =>
2 Al + 3 ZnCl2 = 2 AlCl3 + 3 Zn
As + HNO3 = HAsO3 + NO + H2O =>
3 As + 5 HNO3 = 3 HAsO3 + 5 NO + H2O
Ni(NO3)3 + (NH4)2S = NH4NO3 + Ni2S3 =>
2 Ni(NO3)3 + 3(NH4)2S = 6 NH4NO3 + Ni2S3
Na3PO4(aq) + Ca(NO3)2(aq) = NaNO3(aq) + Ca3(PO4)2(s) =>
2 Na3PO4(aq) + 3 Ca(NO3)2(aq) = 6 NaNO3(aq) + Ca3(PO4)2(s)
Ni(NO3)3 + (NH4)2S = NH4NO3 + Ni2S3 =>
2 Ni(NO3)3 + 3(NH4)2S = 6 NH4NO3 + Ni2S3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
FeCl3 + FeCl2 + NH3 + H2O = Fe3O4 + NH4Cl =>
2 FeCl3 + FeCl2 + 8 NH3 + 4 H2O = Fe3O4 + 8 NH4Cl
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/08/19
Équations équilibrées sur04/07/18
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