| Équations équilibrées la veille |
Na4O7 + 4 H2O = Na4H8O11
Ag2S + Al = Al2S3 + Ag =>
3 Ag2S + 2 Al = Al2S3 + 6 Ag
[Co(NH3)4Cl2]Cl + NH4OH = [Co(NH3)5Cl]Cl2 + H2O =>
[Co(NH3)4Cl2]Cl + NH4OH = [Co(NH3)5Cl]Cl2 + H2O
C6H12O6 + H3BO3 + CaCO3 = C12H24B2CaO16 + CO2 + H2O =>
2 C6H12O6 + 2 H3BO3 + CaCO3 = C12H24B2CaO16 + CO2 + 3 H2O
KMnO4 + As2O3 + HCl + H2O = MnCl2 + H3AsO4 + KCl =>
4 KMnO4 + 5 As2O3 + 12 HCl + 9 H2O = 4 MnCl2 + 10 H3AsO4 + 4 KCl
FeSO2 + HCl = FeClO2 + HS =>
FeSO2 + HCl = FeClO2 + HS
HI(ag) = H2(g) + I2(aq) =>
2 HI(ag) = H2(g) + I2(aq)
NaCl + HNO3 + AgNO3 = Na(NO3)2 + AgCl + H2 =>
2 NaCl + 2 HNO3 + 2 AgNO3 = 2 Na(NO3)2 + 2 AgCl + H2
HBr(ac) + MgCO3(s) = H2CO3 + MgBr2 =>
2 HBr(ac) + MgCO3(s) = H2CO3 + MgBr2
Na3PO4 + Al(OH)3 = AlPO4 + NaOH =>
Na3PO4 + Al(OH)3 = AlPO4 + 3 NaOH
H3PO4(aq) + Al(OH)3(s) = H2O(l) + AlPO4(s) =>
H3PO4(aq) + Al(OH)3(s) = 3 H2O(l) + AlPO4(s)
Pb + HCl = PbCl2 + H2 =>
Pb + 2 HCl = PbCl2 + H2
NaBr(s) + Cl2(g) = NaCl + Br2 =>
2 NaBr(s) + Cl2(g) = 2 NaCl + Br2
NaOH + AlCl3 = Al(OH)3 + NaCl =>
3 NaOH + AlCl3 = Al(OH)3 + 3 NaCl
CoCl2 + Br2 + NaOH = CoOOH + NaCl + NaBr + H2O =>
2 CoCl2 + Br2 + 6 NaOH = 2 CoOOH + 4 NaCl + 2 NaBr + 2 H2O
Ag2O + Ca = Ag + CaO =>
Ag2O + Ca = 2 Ag + CaO
CoH2 = Co + H2 =>
CoH2 = Co + H2
SO4{-2} + CH2O = S{-2} + CO2 + H2O =>
SO4{-2} + 2 CH2O = S{-2} + 2 CO2 + 2 H2O
Sb(s) + HNO3(aq) = Sb2O5(s) + NO2(g) + H2O(l) =>
2 Sb(s) + 10 HNO3(aq) = Sb2O5(s) + 10 NO2(g) + 5 H2O(l)
SiH2Cl2 + O2 = SiO2 + H2O + Cl2 =>
2 SiH2Cl2 + 3 O2 = 2 SiO2 + 2 H2O + 2 Cl2
Al + FeO(s) = Fe(s) + Al2O3(s) =>
2 Al + 3 FeO(s) = 3 Fe(s) + Al2O3(s)
Fe + NaCl + H2O = FeCl3 + NaOH + H2 =>
2 Fe + 6 NaCl + 6 H2O = 2 FeCl3 + 6 NaOH + 3 H2
Cl2(g) + NaBr(s) = NaCl(s) + Br2(g) =>
Cl2(g) + 2 NaBr(s) = 2 NaCl(s) + Br2(g)
S(s) + KCIO3(s) = SO2(g) + KCI(s) =>
3 S(s) + 2 KCIO3(s) = 3 SO2(g) + 2 KCI(s)
Fe(s) + Ag(CH3CO2)(aq) = Fe(CH3CO2)2(aq) + Ag(s) =>
Fe(s) + 2 Ag(CH3CO2)(aq) = Fe(CH3CO2)2(aq) + 2 Ag(s)
BaSiO3 + HNO3 = Ba(NO3)2 + H2SiO3 =>
BaSiO3 + 2 HNO3 = Ba(NO3)2 + H2SiO3
NaCO3 + H2O = NaCO4 + H2 =>
NaCO3 + H2O = NaCO4 + H2
Sr(ClO3)2 + H2 = Sr + H2O + HCl =>
Sr(ClO3)2 + 7 H2 = Sr + 6 H2O + 2 HCl
ZnO + H2SO4 = ZnSO4 + H2O =>
ZnO + H2SO4 = ZnSO4 + H2O
KCN + NaOH = KOH + NaCN =>
KCN + NaOH = KOH + NaCN
Cl2(g) + NaBr(s) = Br2(l) + NaCl(aq) =>
Cl2(g) + 2 NaBr(s) = Br2(l) + 2 NaCl(aq)
CaI2 + O2 = CaO + I2 =>
2 CaI2 + O2 = 2 CaO + 2 I2
Fe(C2H3O2)2 + K2CO3 = FeCO3 + KC2H3O2 =>
Fe(C2H3O2)2 + K2CO3 = FeCO3 + 2 KC2H3O2
NaBr(s) + Cl2(g) = Br2(aq) + NaCl(aq) =>
2 NaBr(s) + Cl2(g) = Br2(aq) + 2 NaCl(aq)
C8H13OH(aq) + O2(g) = CO2(g) + H2O(g) =>
C8H13OH(aq) + 11 O2(g) = 8 CO2(g) + 7 H2O(g)
N2(g) + O2(g) = NO(g) =>
N2(g) + O2(g) = 2 NO(g)
KMnO4 + H2SO4 + Mg = MnSO4 + MgSO4 + H2O + K2SO4 =>
2 KMnO4 + 8 H2SO4 + 5 Mg = 2 MnSO4 + 5 MgSO4 + 8 H2O + K2SO4
Cl2(g) + NaBr(s) = NaCl(s) + Br2(l) =>
Cl2(g) + 2 NaBr(s) = 2 NaCl(s) + Br2(l)
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
H2O + P2O5 = H3PO4 =>
3 H2O + P2O5 = 2 H3PO4
K4Fe(CN)6 + KMnO4 + H2SO4 = K3Fe(CN)6 + K2SO4 + MnSO4 + H2O =>
5 K4Fe(CN)6 + KMnO4 + 4 H2SO4 = 5 K3Fe(CN)6 + 3 K2SO4 + MnSO4 + 4 H2O
Na2CO3(s) + HCl(s) = NaCl(s) + H2O(s) + CO2(s) =>
Na2CO3(s) + 2 HCl(s) = 2 NaCl(s) + H2O(s) + CO2(s)
C2H6O(l) + O2(g) = CO2(g) + H2O(l) =>
C2H6O(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(l)
Li3N(s) + H2O = NH3(g) + LiOH(aq) =>
Li3N(s) + 3 H2O = NH3(g) + 3 LiOH(aq)
CrO + SO3 = CrO3 + SO2 =>
CrO + 2 SO3 = CrO3 + 2 SO2
F(g) + H2O(g) = HF(g) + O2(g) =>
4 F(g) + 2 H2O(g) = 4 HF(g) + O2(g)
C2H6O(l) + O2(g) = CO2 + H2O =>
C2H6O(l) + 3 O2(g) = 2 CO2 + 3 H2O
K2[Sn(OH)4] + KBiO3 + H2O = SnO2 + Bi(OH)3 + KOH =>
K2[Sn(OH)4] + KBiO3 + H2O = SnO2 + Bi(OH)3 + 3 KOH
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
*4Fe + *3O2 = *2Fe2O3 =>
*4Fe + *3O2 = *2Fe2O3
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