| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 3 S = Al2S3
NaHCO3 + HCl = NaCl + CO2 + H2O =>
NaHCO3 + HCl = NaCl + CO2 + H2O
[Co(NH3)3CO3]NO3 + HCl + NH4OH = [Co(NH3)5Cl]Cl2 + CO2 + NO3 + H2O =>
9[Co(NH3)3CO3]NO3 + 27 HCl + 17 NH4OH = 9[Co(NH3)5Cl]Cl2 + 9 CO2 + 8 NO3 + 29 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
Sb + I2 = SbI3 =>
2 Sb + 3 I2 = 2 SbI3
Na2S2O3 + Cl2 + H2O = NaHSO4 + HCl =>
Na2S2O3 + 4 Cl2 + 5 H2O = 2 NaHSO4 + 8 HCl
Zn + S = ZnS =>
Zn + S = ZnS
Fe + CuSO4 = Cu + FeSO4 =>
Fe + CuSO4 = Cu + FeSO4
Bi(OH)3 + Cl2 + NaOH = NaBiO3 + H2O + NaCl =>
Bi(OH)3 + Cl2 + 3 NaOH = NaBiO3 + 3 H2O + 2 NaCl
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
FeSO4 + NH4OH = Fe(OH)2 + NH3 + H2SO4 =>
FeSO4 + 2 NH4OH = Fe(OH)2 + 2 NH3 + H2SO4
Pb(NO3)2(aq) + KI(aq) = PbI2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KI(aq) = PbI2(s) + 2 KNO3(aq)
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
NA + Cl = NACl =>
NA + Cl = NACl
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C4H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C4H6(g) + 11 O2(g) = 8 CO2(g) + 6 H2O(g)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al + Cl2 = AlCl2 =>
Al + Cl2 = AlCl2
C2H6O2 + O2 = CO2 + H2O =>
2 C2H6O2 + 5 O2 = 4 CO2 + 6 H2O
BaO + As2O5 = Ba3(AsO4)2 =>
3 BaO + As2O5 = Ba3(AsO4)2
CO2 + CaO = CaCO3 =>
CO2 + CaO = CaCO3
BaO + As2O5 = Ba3(AsO4)2 =>
3 BaO + As2O5 = Ba3(AsO4)2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
CAO + H2O = CA(OH)2 =>
CAO + H2O = CA(OH)2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Pb(NO3)2 + Na2Co3 = PbCo3 + NaNO3 =>
Pb(NO3)2 + Na2Co3 = PbCo3 + 2 NaNO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Br2 + Cl2 = BrCl =>
Br2 + Cl2 = 2 BrCl
Ba3N2 + H2O = Ba(OH)2 + NH3 =>
Ba3N2 + 6 H2O = 3 Ba(OH)2 + 2 NH3
AgNO3 + Cu = Ag + Cu(NO3)3 =>
3 AgNO3 + Cu = 3 Ag + Cu(NO3)3
C3H5Br + HBr = C3H6 + Br2 =>
C3H5Br + HBr = C3H6 + Br2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
Na2CO3(aq) + HCl(aq) = NaHCO3(aq) + NaCl(aq) =>
Na2CO3(aq) + HCl(aq) = NaHCO3(aq) + NaCl(aq)
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
PBr3(l) + H2O(l) = H3PO3(aq) + HBr(aq) =>
PBr3(l) + 3 H2O(l) = H3PO3(aq) + 3 HBr(aq)
K2Cr2O7 + SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
COF2 + H2O = CO2 + HF =>
COF2 + H2O = CO2 + 2 HF
H2S + PbCl2 = HCl + PbS =>
H2S + PbCl2 = 2 HCl + PbS
AgNO3 + NH4NO3 + NaOH = Ag(NH3)2OH + NaNO3 + H2O =>
AgNO3 + 2 NH4NO3 + 3 NaOH = Ag(NH3)2OH + 3 NaNO3 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/15
Équations équilibrées sur02/22/14
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