| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Si2H3 + 17 O2 = 8 SiO2 + 6 H2O3
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
AlCl3(aq) + NH4OH(aq) = Al(OH)3(s) + NH4Cl(aq) =>
AlCl3(aq) + 3 NH4OH(aq) = Al(OH)3(s) + 3 NH4Cl(aq)
NaNO2 + H2SO4 = HNO2 + NaHSO4 =>
NaNO2 + H2SO4 = HNO2 + NaHSO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na2S + Cu(NO3)2 = NaNO3 + CuS =>
Na2S + Cu(NO3)2 = 2 NaNO3 + CuS
Fe + (NH4)2S = FeS + NH4 =>
Fe + (NH4)2S = FeS + 2 NH4
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NaNO2 + H2SO4 = HNO2 + NaHSO4 =>
NaNO2 + H2SO4 = HNO2 + NaHSO4
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
TiO + C + Cl = TiCl4 + COCl2 =>
TiO + C + 6 Cl = TiCl4 + COCl2
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
Fe2 + BO6 = BFe8 + O12 =>
8 Fe2 + 2 BO6 = 2 BFe8 + O12
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
H2SO4 + PB(OH)4 = PB(SO4)2 + H2O =>
2 H2SO4 + PB(OH)4 = PB(SO4)2 + 4 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NaCl + C10H20O5 = C10H19O5Cl + HNa =>
NaCl + C10H20O5 = C10H19O5Cl + HNa
Fe3O4 + CO = CO2 + Fe =>
Fe3O4 + 4 CO = 4 CO2 + 3 Fe
CS2 + NH3 = NH4SCN + H2S =>
CS2 + 2 NH3 = NH4SCN + H2S
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
H20 + CO2 = HCO2 =>
H20 + 20 CO2 = 20 HCO2
CaCO3 + HCl = CaCl + CO3H =>
CaCO3 + HCl = CaCl + CO3H
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Au + O2 = Au2O =>
4 Au + O2 = 2 Au2O
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
Br2 + H2 = HBr =>
Br2 + H2 = 2 HBr
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NH4Cl + AgNO3 = AgCl + NH4NO3 =>
NH4Cl + AgNO3 = AgCl + NH4NO3
Cs + H2O = Cs2O + H =>
2 Cs + H2O = Cs2O + 2 H
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cs + H2O = Cs2O + H2 =>
2 Cs + H2O = Cs2O + H2
Zn + HCl = ZnCl + H =>
Zn + HCl = ZnCl + H
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
CO2 + C = CO =>
CO2 + C = 2 CO
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
K2CO3 + Cu(NO3)2 = K(NO3) + CuCO3 =>
K2CO3 + Cu(NO3)2 = 2 K(NO3) + CuCO3
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
NaN3 = N2 + Na =>
2 NaN3 = 3 N2 + 2 Na
CO3 + (Ca(OH)2) = CO3OH + Ca2 =>
4 CO3 + 2(Ca(OH)2) = 4 CO3OH + Ca2
NH3 + Cr2O7 = Cr2O3 + N2 + H2O =>
8 NH3 + 3 Cr2O7 = 3 Cr2O3 + 4 N2 + 12 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ba(OH)2 + NH4Cl = BaCl2 + NH3 + H2O =>
Ba(OH)2 + 2 NH4Cl = BaCl2 + 2 NH3 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/11
Équations équilibrées sur11/23/10
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