| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HF + SiO2 = H2SiF6 + H2O =>
6 HF + SiO2 = H2SiF6 + 2 H2O
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
CO + NO = CO2 + N2 =>
2 CO + 2 NO = 2 CO2 + N2
Na2S + O2 = Na2SO3 =>
2 Na2S + 3 O2 = 2 Na2SO3
H2SiF6 + B2O3 = HBF4 + H2O + SiO2 =>
4 H2SiF6 + 3 B2O3 = 6 HBF4 + H2O + 4 SiO2
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
HF + B2O3 = HBF4 + H2O =>
8 HF + B2O3 = 2 HBF4 + 3 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
H3PO4 + MoO4(NH4)2 = (NH4)3PO4 + MoO3 + H2O =>
2 H3PO4 + 3 MoO4(NH4)2 = 2(NH4)3PO4 + 3 MoO3 + 3 H2O
H2O + B2O3 = H3BO3 =>
3 H2O + B2O3 = 2 H3BO3
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
HF + P2O5 = HPF6 + H2O =>
12 HF + P2O5 = 2 HPF6 + 5 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
HF + B2O3 + NaOH = B(OH)3 + NaF =>
3 HF + B2O3 + 3 NaOH = 2 B(OH)3 + 3 NaF
MnSO4 + H2O2 + NH4OH = H2MnO3 + (NH4)SO4 + H2O =>
2 MnSO4 + 3 H2O2 + 2 NH4OH = 2 H2MnO3 + 2(NH4)SO4 + 2 H2O
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
CH3OH + O2 = CH2O + H2O =>
2 CH3OH + O2 = 2 CH2O + 2 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
HF + B2O3 + SiO2 + NaOH = Na2SiF6 + B(OH)3 =>
18 HF + 4 B2O3 + 3 SiO2 + 6 NaOH = 3 Na2SiF6 + 8 B(OH)3
C2H4 + I2 = C2H4I2 =>
C2H4 + I2 = C2H4I2
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
HNO3 + CaCO3 = Ca(NO3)2 + H2O + CO2 =>
2 HNO3 + CaCO3 = Ca(NO3)2 + H2O + CO2
H2 + O = H2O =>
H2 + O = H2O
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
(NH4)2S + FeCl3 = NH4Cl + Fe2S3 =>
3(NH4)2S + 2 FeCl3 = 6 NH4Cl + Fe2S3
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
Cu + AgNO3 = CuNO3 + Ag =>
Cu + AgNO3 = CuNO3 + Ag
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
HBr + KOH = KBr + H2O =>
HBr + KOH = KBr + H2O
Fe + C12 = FeC13 =>
12 Fe + 13 C12 = 12 FeC13
K2S + HBr = KBr + H2S =>
K2S + 2 HBr = 2 KBr + H2S
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
Co + Cl = CoCl4 =>
Co + 4 Cl = CoCl4
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
N + H2 = NH3 =>
2 N + 3 H2 = 2 NH3
HClO4 + K2CO3 = KClO4 + CO2 + H2O =>
2 HClO4 + K2CO3 = 2 KClO4 + CO2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/01/10
Équations équilibrées sur07/01/09
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