| Équations équilibrées la veille |
C3H6 + 2 KMnO4 + 4 H = C3H6(OH)2 + 2 MnO2 + 2 KOH
MgI2 = Mg{2+} + I{-} =>
MgI2 = Mg{2+} + 2 I{-}
AlCl3 + Na(OH) = Na(AlO2) + NaCl + H2O =>
AlCl3 + 4 Na(OH) = Na(AlO2) + 3 NaCl + 2 H2O
Ba(NO3)2(aq) + LiOH(aq) = Ba(OH)2(aq) + Li(NO3)(aq) =>
Ba(NO3)2(aq) + 2 LiOH(aq) = Ba(OH)2(aq) + 2 Li(NO3)(aq)
Fe(OH)3 + OH{-} + ClO{-} = FeO4{2-} + Cl{-} + H2O =>
2 Fe(OH)3 + 4 OH{-} + 3 ClO{-} = 2 FeO4{2-} + 3 Cl{-} + 5 H2O
HBr(g) + F2(g) = Br2(g) + HF(g) =>
2 HBr(g) + F2(g) = Br2(g) + 2 HF(g)
NHO3 + Cu2O = Cu(NO3)2 + NO + H2O =>
14 NHO3 + 3 Cu2O = 6 Cu(NO3)2 + 2 NO + 7 H2O
Na(s) + Cl = NaCl =>
Na(s) + Cl = NaCl
Fe3O4 + Cl2 = FeCl2 + O2 =>
Fe3O4 + 3 Cl2 = 3 FeCl2 + 2 O2
N2O5 + HNO3 = HN3O8 =>
N2O5 + HNO3 = HN3O8
Mn + NH3 = Mn(NH3)3 =>
Mn + 3 NH3 = Mn(NH3)3
Pb + KNO3 = Pb(NO3)2 + K =>
Pb + 2 KNO3 = Pb(NO3)2 + 2 K
Al(C2H3O2)3 + H2SO4 = Al2(SO4)3 + H(C2H3O2) =>
2 Al(C2H3O2)3 + 3 H2SO4 = Al2(SO4)3 + 6 H(C2H3O2)
K2Cr2O7 + CaCl2 + H2SO4 = Cr2(SO4)3 + K2SO4 + CaSO4 + Cl2 + H2O =>
K2Cr2O7 + 3 CaCl2 + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CaSO4 + 3 Cl2 + 7 H2O
C3H8O + NaNO2 + HCl = C3H7NO2 + NaCl + H2O =>
C3H8O + NaNO2 + HCl = C3H7NO2 + NaCl + H2O
Fe4[Fe(CN)6]3 + NaOH = Fe(OH)3 + Fe(OH)2 + NaCN =>
Fe4[Fe(CN)6]3 + 18 NaOH = 4 Fe(OH)3 + 3 Fe(OH)2 + 18 NaCN
C10H14 + KMnO4 + H2SO4 = C10H6O8 + K2SO4 + MnSO4 + H2O =>
5 C10H14 + 24 KMnO4 + 36 H2SO4 = 5 C10H6O8 + 12 K2SO4 + 24 MnSO4 + 56 H2O
Co + NH4SCN = Co(SCN)2 + NH4 =>
Co + 2 NH4SCN = Co(SCN)2 + 2 NH4
Na + O{2} = Na{2} + O =>
Na + O{2} = Na{2} + O
FeBr2 + Cl2 = FeCl3 + Br2 =>
2 FeBr2 + 3 Cl2 = 2 FeCl3 + 2 Br2
Ca(OH)2(aq) + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2(aq) + 2 HNO3 = Ca(NO3)2 + 2 H2O
Cd2 + Au(NO3)3 = Cd(NO3)2 + Au =>
3 Cd2 + 4 Au(NO3)3 = 6 Cd(NO3)2 + 4 Au
Na + Zn = NaZn =>
Na + Zn = NaZn
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Fe2O3 + CO(g) = Fe(s) + CO2(g) =>
Fe2O3 + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
Fe3[Fe(CN)6]2 + NaOH = Fe(OH)3 + Na4[Fe(CN)6] + Fe(OH)2 =>
Fe3[Fe(CN)6]2 + 8 NaOH = 2 Fe(OH)3 + 2 Na4[Fe(CN)6] + Fe(OH)2
Na(OH) + I2 = NaI + NaIO3 + H2O =>
6 Na(OH) + 3 I2 = 5 NaI + NaIO3 + 3 H2O
TeO2 + HCl = TeCl4 + H2O =>
TeO2 + 4 HCl = TeCl4 + 2 H2O
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2 =>
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2
MnO2 + OH{-} + O2 = MnO42{-} + H2O =>
4 MnO2 + 4 OH{-} + 79 O2 = 4 MnO42{-} + 2 H2O
NaOH(aq) + CaBr2(aq) = Ca(OH)2 + NaBr(aq) =>
2 NaOH(aq) + CaBr2(aq) = Ca(OH)2 + 2 NaBr(aq)
HClO + CaCO3 = Ca(ClO)2 + H2O + CO2 =>
2 HClO + CaCO3 = Ca(ClO)2 + H2O + CO2
Al2O3 + OH{-} + H2O = Al(OH)4{-} =>
Al2O3 + 2 OH{-} + 3 H2O = 2 Al(OH)4{-}
HClO + Zn = ZnO + Cl2 + H2O =>
2 HClO + Zn = ZnO + Cl2 + H2O
Na2S + KOH = NaOH + K2S =>
Na2S + 2 KOH = 2 NaOH + K2S
Na2CO3 + H2O2 = Na2CO3*15H2O2 =>
Na2CO3 + 15 H2O2 = Na2CO3*15H2O2
Ir + F2 = IrF5 =>
2 Ir + 5 F2 = 2 IrF5
Al(OH)3 + H2C2O4 + K2C2O4 = K3[Al(C2O4)3] + H2O =>
2 Al(OH)3 + 3 H2C2O4 + 3 K2C2O4 = 2 K3[Al(C2O4)3] + 6 H2O
Ca3N2 + HI = CaI2 + NH3 =>
Ca3N2 + 6 HI = 3 CaI2 + 2 NH3
NaHCO3 + H6C4O6 = Na2H4C4O6 + CO2 + H2O =>
2 NaHCO3 + H6C4O6 = Na2H4C4O6 + 2 CO2 + 2 H2O
Na2SO4 + I2 = NaI + SO4 =>
Na2SO4 + I2 = 2 NaI + SO4
C4 + H2O = CO2 + H2 =>
C4 + 8 H2O = 4 CO2 + 8 H2
H2O + NH3 + SO2 = N2H8SO3 =>
H2O + 2 NH3 + SO2 = N2H8SO3
CH3NH2 + HNO3 = CH3OH + N2 + H2O =>
5 CH3NH2 + 3 HNO3 = 5 CH3OH + 4 N2 + 4 H2O
Ca + Fe2{+} = Ca2{+} + Fe =>
2 Ca + Fe2{+} = Ca2{+} + 2 Fe
Ca(OH)2 + H2(SO4) = Ca(SO4) + H2O =>
Ca(OH)2 + H2(SO4) = Ca(SO4) + 2 H2O
CaCl2(aq) + KNO3(aq) = Ca(NO3)2 + KCl =>
CaCl2(aq) + 2 KNO3(aq) = Ca(NO3)2 + 2 KCl
CH3CH2OH + PI3 = CH3CH2I + P(OH)3 =>
3 CH3CH2OH + PI3 = 3 CH3CH2I + P(OH)3
C5H8 + KMnO4 + H2O = C5H8(OH)4 + KOH + MnO2 =>
3 C5H8 + 4 KMnO4 + 8 H2O = 3 C5H8(OH)4 + 4 KOH + 4 MnO2
Ba(NO3)2 + (NH4)2CO3 = BaCO3 + NH4NO3 =>
Ba(NO3)2 + (NH4)2CO3 = BaCO3 + 2 NH4NO3
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Équations équilibrées sur10/23/24
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