| Équations équilibrées la veille | Équations équilibrées le lendemain |
6e + 7 H2O + Cr2O7{2-} = 2 Cr{3} + 14 OH{-}
Cu + Pb(NO3)2 = Cu(NO3)2 + Pb =>
Cu + Pb(NO3)2 = Cu(NO3)2 + Pb
P + NH4NO3 = PO + NH4NO2 =>
P + NH4NO3 = PO + NH4NO2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Al + CuCl2 = Cu + AlCl =>
2 Al + CuCl2 = Cu + 2 AlCl
P + NH4NO3 = PO2 + NH4NO2 =>
P + 2 NH4NO3 = PO2 + 2 NH4NO2
Hg + CuSO4 = HgSO4 + Cu =>
Hg + CuSO4 = HgSO4 + Cu
Ca + Cl2 = CaCl =>
2 Ca + Cl2 = 2 CaCl
HgS + O2 = HgO + SO2 =>
2 HgS + 3 O2 = 2 HgO + 2 SO2
OH{-} + Pb{2} = PbO2 + H2O + e =>
4 OH{-} + Pb{2} = PbO2 + 2 H2O + 2e
Cu(NO3)2 + KOH = Cu(OH)2 + KNO3 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 KNO3
e + H2O + IO3{-} = I2 + OH{-} =>
10e + 6 H2O + 2 IO3{-} = I2 + 12 OH{-}
HF + CaCO3 = H2CO3 + CaF2 =>
2 HF + CaCO3 = H2CO3 + CaF2
H3(PO4) + NaOH = Na3PO4 + H2O =>
H3(PO4) + 3 NaOH = Na3PO4 + 3 H2O
HNO3 + NH4OH = NH4NO3 + H2O =>
HNO3 + NH4OH = NH4NO3 + H2O
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
HNO3 + NH4OH = NH4N02 + H2O =>
5 HNO3 + 19 NH4OH = 8 NH4N02 + 34 H2O
HNO3 + NH4OH = NH4NO2 + H2O =>
3 HNO3 + 5 NH4OH = 4 NH4NO2 + 6 H2O
HNO2 + NH4OH = NH4NO2 + H2O =>
HNO2 + NH4OH = NH4NO2 + H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
ZnCO3 + HNO3 = Zn(NO3)2 + CO2 + H2O =>
ZnCO3 + 2 HNO3 = Zn(NO3)2 + CO2 + H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
Cr2S3 + HNO3 + PbO2 = H2Cr2O7 + PbSO4 + Pb(NO3)2 + H2O =>
Cr2S3 + 24 HNO3 + 15 PbO2 = H2Cr2O7 + 3 PbSO4 + 12 Pb(NO3)2 + 11 H2O
C2H5OH + O2 = CH3COOH + H2O =>
C2H5OH + O2 = CH3COOH + H2O
KMnO4 + KNO2 + H2SO4 = MnSO4 + H2O + KNO3 + K2SO4 =>
2 KMnO4 + 5 KNO2 + 3 H2SO4 = 2 MnSO4 + 3 H2O + 5 KNO3 + K2SO4
AlCl3 + Mg = Mg3Cl2 + Al2 =>
2 AlCl3 + 9 Mg = 3 Mg3Cl2 + Al2
K2SO3 + H2O = KOH + H2SO3 =>
K2SO3 + 2 H2O = 2 KOH + H2SO3
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
Zn + H2S2O7 = ZnS2O7 + H2S + H2O =>
8 Zn + 9 H2S2O7 = 8 ZnS2O7 + 2 H2S + 7 H2O
OH{-} + Pb{2} = PbO2 + H2O + e =>
4 OH{-} + Pb{2} = PbO2 + 2 H2O + 2e
CI2 + KI = KCI + I2 =>
CI2 + KI = KCI + I2
C2H5OH + O2 = HC2H3O2 + H2O =>
C2H5OH + O2 = HC2H3O2 + H2O
Na2CrO4 + HNO3 = H2O + NaNO3 + Na2Cr2O7 =>
2 Na2CrO4 + 2 HNO3 = H2O + 2 NaNO3 + Na2Cr2O7
OH{-} + Pb{2} + IO3{-} = PbO2 + H2O + I2 =>
8 OH{-} + 5 Pb{2} + 2 IO3{-} = 5 PbO2 + 4 H2O + I2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mn3O4(s) + Al(s) = Mn(s) + Al2O3(s) =>
3 Mn3O4(s) + 8 Al(s) = 9 Mn(s) + 4 Al2O3(s)
FeCO3 + HNO3 = Fe(NO3)2 + CO2 + H2O =>
FeCO3 + 2 HNO3 = Fe(NO3)2 + CO2 + H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
H2SO3 + Cl2 + H2O = H2SO4 + HCl =>
H2SO3 + Cl2 + H2O = H2SO4 + 2 HCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cr + CoCl2 = CrCl + Co =>
2 Cr + CoCl2 = 2 CrCl + Co
AgNO3 + Zn = Zn(NO3)2 + Ag =>
2 AgNO3 + Zn = Zn(NO3)2 + 2 Ag
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/14
Équations équilibrées sur01/18/14
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