| Équations équilibrées la veille |
Li2CrO4(aq) + PdSO4(aq) = PdCrO4(s) + Li2SO4(aq)
Fe2O3(s) + Na = Fe(s) + Na2O =>
Fe2O3(s) + 6 Na = 2 Fe(s) + 3 Na2O
FeO + CuO = CuFe + O2 =>
FeO + CuO = CuFe + O2
MgCl2(H2O) = MgCl2 + H2O =>
MgCl2(H2O) = MgCl2 + H2O
Pb(NO3)2 + NH4OH = Pb2O(NO3)2(s) + NH4{+} + NO3{-} + H2O =>
2 Pb(NO3)2 + 2 NH4OH = Pb2O(NO3)2(s) + 2 NH4{+} + 2 NO3{-} + H2O
Cu + HNO3(s) = Cu(NO3)2 + H2 =>
Cu + 2 HNO3(s) = Cu(NO3)2 + H2
NaHCo3 + H2SO4 = Na2SO4 + Co2 + H2 =>
2 NaHCo3 + H2SO4 = Na2SO4 + 3 Co2 + 2 H2
SnO{2} + H = SnO + H{2}O =>
SnO{2} + H = SnO + H{2}O
PbCl2 + Cu(NO3)2 = Pb(NO3)2 + CuCl2 =>
PbCl2 + Cu(NO3)2 = Pb(NO3)2 + CuCl2
HCI + Ag2S = AgCI + H2S =>
2 HCI + Ag2S = 2 AgCI + H2S
C2H3N3 + O2 = CO2 + H2O + N2 =>
4 C2H3N3 + 11 O2 = 8 CO2 + 6 H2O + 6 N2
Cu(NO3)2 + NH3 = HNO3 + Cu3N2 =>
3 Cu(NO3)2 + 2 NH3 = 6 HNO3 + Cu3N2
Al(NO2)3(aq) + NH4Cl(aq) = AlCl3(aq) + N2(g) + H2O =>
Al(NO2)3(aq) + 3 NH4Cl(aq) = AlCl3(aq) + 3 N2(g) + 6 H2O
NO3 + Cl2 = N2Cl10 + O2 =>
2 NO3 + 5 Cl2 = N2Cl10 + 3 O2
CaCO3 + Zn(NO3)2 = ZnCO3 + Ca(NO3)2 =>
CaCO3 + Zn(NO3)2 = ZnCO3 + Ca(NO3)2
H2O2 + NaI = NaOH + I2 =>
H2O2 + 2 NaI = 2 NaOH + I2
Ca{2+} + OH({-}) = Ca(OH)2 =>
Ca{2+} + 2 OH({-}) = Ca(OH)2
Co9S8 + CuO + O2 = CoO + CuS =>
2 Co9S8 + 16 CuO + O2 = 18 CoO + 16 CuS
K2Cr2O7 + H2SO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 H2SO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + 4 H2O
FeCl3 + Fe(OH)3 = [FeOH]Cl2 =>
2 FeCl3 + Fe(OH)3 = 3[FeOH]Cl2
Cr + HCl = CrCl + H2 =>
2 Cr + 2 HCl = 2 CrCl + H2
CH3COOH + LiOH = H2O + LiC2H3O2 =>
CH3COOH + LiOH = H2O + LiC2H3O2
Na + H2SO4 = NaSO4 + H3 =>
3 Na + 3 H2SO4 = 3 NaSO4 + 2 H3
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Fe(OH)2 + Li2O = FeO + LiOH =>
Fe(OH)2 + Li2O = FeO + 2 LiOH
C22H2 + O2 = CO2 + H2O =>
2 C22H2 + 45 O2 = 44 CO2 + 2 H2O
Na + Ga2S3 = Na2S + Ga =>
6 Na + Ga2S3 = 3 Na2S + 2 Ga
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
H2(g) + AgNO3(aq) = Ag(s) + HNO3(aq) =>
H2(g) + 2 AgNO3(aq) = 2 Ag(s) + 2 HNO3(aq)
CuO + Ca(OH)2 = CaCuO2 + H2O =>
CuO + Ca(OH)2 = CaCuO2 + H2O
Zm + HNO3 = Zm(NO3)2 + NO2 + H2O =>
Zm + 4 HNO3 = Zm(NO3)2 + 2 NO2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CaS2O3 + H2O + O2 = CaO + H2SO4 =>
CaS2O3 + 2 H2O + 2 O2 = CaO + 2 H2SO4
CO2 + H2O + N2 + S = O2 + C28H36N4O2S =>
28 CO2 + 18 H2O + 2 N2 + S = 36 O2 + C28H36N4O2S
S + CI2 = SCI2 =>
S + CI2 = SCI2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
FeSO4 + Na2CrO4 = FeCrO4 + Na2SO4 =>
FeSO4 + Na2CrO4 = FeCrO4 + Na2SO4
CoSO4 + KOH = Co(OH)2 + K2(SO4) =>
CoSO4 + 2 KOH = Co(OH)2 + K2(SO4)
Ba + Br = BaBr2 =>
Ba + 2 Br = BaBr2
Fe + H2(SO4)2 = Fe(SO4)2 + H2 =>
Fe + H2(SO4)2 = Fe(SO4)2 + H2
Fe2(SO4)3 + HNO3 = Fe(NO3)3 + H2O + SO3 =>
Fe2(SO4)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O + 3 SO3
Ba(HSO3)2 + BaO = BaSO3 + Ba(OH)2 =>
Ba(HSO3)2 + 2 BaO = 2 BaSO3 + Ba(OH)2
HI + CaCO3 = CO2 + CaI2 + H2O =>
2 HI + CaCO3 = CO2 + CaI2 + H2O
(NH4)2Cr2O7 + FeSO4 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + (NH4)2SO4 + H2O =>
(NH4)2Cr2O7 + 6 FeSO4 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + (NH4)2SO4 + 7 H2O
Fe(s) + AgBr(aq) = Ag(s) + FeBr2(aq) =>
Fe(s) + 2 AgBr(aq) = 2 Ag(s) + FeBr2(aq)
HBrO3 + H2O = BrO3{-} + H3O{+} =>
HBrO3 + H2O = BrO3{-} + H3O{+}
MnSO4 + FeSO4 + NaOH = Fe + H2O + MnO2 + Na2SO4 =>
MnSO4 + FeSO4 + 4 NaOH = Fe + 2 H2O + MnO2 + 2 Na2SO4
SiO2Na2O = Na2SiO3 =>
SiO2Na2O = Na2SiO3
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Équations équilibrées sur10/21/24
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