| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeCl3 + 3 KI = FeI3 + 3 KCl
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
K2CrO4 + HCl = K2Cr2O7 + KCl + H2O =>
2 K2CrO4 + 2 HCl = K2Cr2O7 + 2 KCl + H2O
Fe + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O =>
2 CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
HBr + Al2O3 = AlBr3 + H2O =>
6 HBr + Al2O3 = 2 AlBr3 + 3 H2O
I2 + Cl2 + H2O = HIO3 + HCl =>
I2 + 5 Cl2 + 6 H2O = 2 HIO3 + 10 HCl
Al2O3*2H2O + NaOH = NaAlO2 + H2O =>
Al2O3*2H2O + 2 NaOH = 2 NaAlO2 + 3 H2O
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
Cu + ZnCl2 = CuCl2 + Zn =>
Cu + ZnCl2 = CuCl2 + Zn
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
Cd + HNO3 = H2 + Cd(NO3)2 =>
Cd + 2 HNO3 = H2 + Cd(NO3)2
HClO4 + Ca(OH)2 = Ca(ClO4)2 + H2O =>
2 HClO4 + Ca(OH)2 = Ca(ClO4)2 + 2 H2O
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
Carbondioxide + carbon = carbonmonoxide =>
CO2 + C = 2 CO
FeCl3 + KI = FeI3 + KCl =>
FeCl3 + 3 KI = FeI3 + 3 KCl
PbO2 + HCl = PbCl2 + Cl2 + H2O =>
PbO2 + 4 HCl = PbCl2 + Cl2 + 2 H2O
Cd + HNO3 = H2 + Cd(NO3)2 =>
Cd + 2 HNO3 = H2 + Cd(NO3)2
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Cd + HNO3 = H2 + Cd(NO3)2 =>
Cd + 2 HNO3 = H2 + Cd(NO3)2
Sr + H2O = Sr(OH)2 + H2 =>
Sr + 2 H2O = Sr(OH)2 + H2
Co(NO3)2 + H2S = CoS + HNO3 =>
Co(NO3)2 + H2S = CoS + 2 HNO3
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
K2Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 2 CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
FeCl3 + CuSO4 = Fe2(SO4)3 + CuCl2 =>
2 FeCl3 + 3 CuSO4 = Fe2(SO4)3 + 3 CuCl2
Mg(NO3)2 + Na2CO3 = MgCO3 + Na2(NO3)2 =>
Mg(NO3)2 + Na2CO3 = MgCO3 + Na2(NO3)2
Na2S2O4 + H2O + AuCl3 = Na2SO4 + HCl + SO2 + Au =>
3 Na2S2O4 + 6 H2O + 4 AuCl3 = 3 Na2SO4 + 12 HCl + 3 SO2 + 4 Au
AgNo3 + AlCl3 = AgCl + Al(No3)3 =>
3 AgNo3 + AlCl3 = 3 AgCl + Al(No3)3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe + CuCl2 = FeCl3 + Cu =>
2 Fe + 3 CuCl2 = 2 FeCl3 + 3 Cu
KMnO4 + H2SO4 + KI = MnSO4 + H2O + I2 + K2SO4 =>
2 KMnO4 + 8 H2SO4 + 10 KI = 2 MnSO4 + 8 H2O + 5 I2 + 6 K2SO4
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
CrCl3 + H2O2 + NaOH = Na2CrO4 + NaCl + H2O =>
2 CrCl3 + 3 H2O2 + 10 NaOH = 2 Na2CrO4 + 6 NaCl + 8 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na2S2O3 + H2O + AuCl3 = Na2SO4 + HCl + SO2 + Au =>
Na2S2O3 + 3 H2O + 2 AuCl3 = Na2SO4 + 6 HCl + SO2 + 2 Au
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/14/19
Équations équilibrées sur01/13/19
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