| Équations équilibrées la veille | Équations équilibrées le lendemain |
SnS = Sn + S
CH3CH2NH2 + H2O = CH3CH2NH3 + OH =>
CH3CH2NH2 + H2O = CH3CH2NH3 + OH
FeBr2 + Br2 = Fe3Br8 =>
3 FeBr2 + Br2 = Fe3Br8
AgCl + NaHCO3 = NaCl + Ag + CO2 + H2O + O2 =>
4 AgCl + 4 NaHCO3 = 4 NaCl + 4 Ag + 4 CO2 + 2 H2O + O2
Na(HCO3) + H2SO4 = Na2(SO4) + H2O + CO2 =>
2 Na(HCO3) + H2SO4 = Na2(SO4) + 2 H2O + 2 CO2
Pb2 + Ag(NO3) = Ag + Pb(NO3)2 =>
Pb2 + 4 Ag(NO3) = 4 Ag + 2 Pb(NO3)2
KMnO4 + H2C2O4*2H2O = Mn + CO2 + H2O + K =>
KMnO4 + 4 H2C2O4*2H2O = Mn + 8 CO2 + 12 H2O + K
ZnBr2 + Pb(NO3)2 = Zn(NO3)2 + PbBr2 =>
ZnBr2 + Pb(NO3)2 = Zn(NO3)2 + PbBr2
Cr2(SO4)3(aq) + (NH4)2CO3(aq) = Cr2(CO3)3(s) + (NH4)2SO4(aq) =>
Cr2(SO4)3(aq) + 3(NH4)2CO3(aq) = Cr2(CO3)3(s) + 3(NH4)2SO4(aq)
C + H2O = CO + H2 =>
C + H2O = CO + H2
Fe3O4 + H2S = Fe3S4 + H2O =>
Fe3O4 + 4 H2S = Fe3S4 + 4 H2O
SnCl2 + Fe2(SO4)3 = Sn(SO4) + FeCl3 =>
3 SnCl2 + Fe2(SO4)3 = 3 Sn(SO4) + 2 FeCl3
LiCl + I = LiI + Cl =>
LiCl + I = LiI + Cl
(NH4)2S(aq) + SrCl2(aq) = (NH4)Cl(aq) + SrS(s) =>
(NH4)2S(aq) + SrCl2(aq) = 2(NH4)Cl(aq) + SrS(s)
NaHCO3 + Ca(NO3)2 = NaNO3 + CaCO3 + H2O + CO2 =>
2 NaHCO3 + Ca(NO3)2 = 2 NaNO3 + CaCO3 + H2O + CO2
AgBr + Ca = Br2 + Ag2Ca =>
2 AgBr + Ca = Br2 + Ag2Ca
MnO2 + C = Mn + CO2 =>
MnO2 + C = Mn + CO2
Ce + H2O = Ce(OH)3 + H2 =>
2 Ce + 6 H2O = 2 Ce(OH)3 + 3 H2
FeSO4 + H2SO4 = Fe(SO4)3 + H2O + SO2 =>
FeSO4 + 4 H2SO4 = Fe(SO4)3 + 4 H2O + 2 SO2
Cl2O5 + H2O = HClO3 =>
Cl2O5 + H2O = 2 HClO3
H2SO4 + K(OH) = K2(SO4) + H2O =>
H2SO4 + 2 K(OH) = K2(SO4) + 2 H2O
Fe(NO3)2 + Na2CO3 = FeCO3 + NaNO3 =>
Fe(NO3)2 + Na2CO3 = FeCO3 + 2 NaNO3
HCI(aq) + NaOH(aq) = NaCI + H2O =>
HCI(aq) + NaOH(aq) = NaCI + H2O
Na[Al(OH)4](aq) + HCl = AlCl3(aq) + NaCl(aq) + H2O(l) =>
Na[Al(OH)4](aq) + 4 HCl = AlCl3(aq) + NaCl(aq) + 4 H2O(l)
Mo(NO3)3 + Na2O2 + NaOH = Na2MoO4 + NaNO3 + H2O =>
2 Mo(NO3)3 + 3 Na2O2 + 4 NaOH = 2 Na2MoO4 + 6 NaNO3 + 2 H2O
H3AsO4 + Fe(OH)3 = H2O + Fe(AsO4) =>
H3AsO4 + Fe(OH)3 = 3 H2O + Fe(AsO4)
FeSO4 + H2SO4 = Fe(SO4)2 + H2 =>
FeSO4 + H2SO4 = Fe(SO4)2 + H2
FeSO4 + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeSO4 + 2 H2SO4 = Fe2(SO4)3 + SO2 + 2 H2O
Cr2O3 + NaOH + H2O = Na3Cr(OH)6 =>
Cr2O3 + 6 NaOH + 3 H2O = 2 Na3Cr(OH)6
CO2 + N2 = NO + CO =>
2 CO2 + N2 = 2 NO + 2 CO
FeSO4 + H2SO4 = Fe(SO4)3 + H2O + SO2 =>
FeSO4 + 4 H2SO4 = Fe(SO4)3 + 4 H2O + 2 SO2
H3PO4 + C = H3PO2 + CO =>
H3PO4 + 2 C = H3PO2 + 2 CO
Ca + N2 = CaN2 =>
Ca + N2 = CaN2
Mg3(PO4)2 + Pb(NO3)2 = Mg(NO3)2 + Pb3(PO4)2 =>
Mg3(PO4)2 + 3 Pb(NO3)2 = 3 Mg(NO3)2 + Pb3(PO4)2
Br2O + H2O = HBrO =>
Br2O + H2O = 2 HBrO
Hg2Cl2 + NH4OH = HgOH + NH4Cl =>
Hg2Cl2 + 2 NH4OH = 2 HgOH + 2 NH4Cl
Ba + J2 = BaJ2 =>
Ba + J2 = BaJ2
HNO3 + Na2S = NaNO3 + H2O + S + NO2 =>
4 HNO3 + Na2S = 2 NaNO3 + 2 H2O + S + 2 NO2
CuCl2 + (NH4)2S = CuS + (NH4)Cl =>
CuCl2 + (NH4)2S = CuS + 2(NH4)Cl
ReO2 + Cl2 + H2O = HReO4 + Cl{-} + H3O{+} =>
2 ReO2 + 3 Cl2 + 10 H2O = 2 HReO4 + 6 Cl{-} + 6 H3O{+}
[Cu(NH3)4]SO4 + (NH4)2C2O4 = [Cu(NH3)4]C2O4 + (NH4)2SO4 =>
[Cu(NH3)4]SO4 + (NH4)2C2O4 = [Cu(NH3)4]C2O4 + (NH4)2SO4
PBr5 = P + Br2 =>
2 PBr5 = 2 P + 5 Br2
H2SO4 + CH3COOH = (CH3COO)2SO4 + H2 =>
H2SO4 + 2 CH3COOH = (CH3COO)2SO4 + 2 H2
C6H5Br + O2 = CO2 + H2O + HBr =>
C6H5Br + 7 O2 = 6 CO2 + 2 H2O + HBr
Na2O + H3PO4 = H2O + Na3PO4 =>
3 Na2O + 2 H3PO4 = 3 H2O + 2 Na3PO4
HIO = I2 + HIO4 + H2O =>
7 HIO = 3 I2 + HIO4 + 3 H2O
CH3COOH + K2SiO3 = CH3COOK + H2O + SiO2 =>
2 CH3COOH + K2SiO3 = 2 CH3COOK + H2O + SiO2
CaO + Al2O3 = Ca3Al2O6 =>
3 CaO + Al2O3 = Ca3Al2O6
FeCO3 = FeO + CO2 =>
FeCO3 = FeO + CO2
Sb2S3 + HNO3 = Sb(NO3)3 + H2S =>
Sb2S3 + 6 HNO3 = 2 Sb(NO3)3 + 3 H2S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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