| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CuCl2 + 2 H2 = Cu2 + 4 HCl
C4H10 + O2 = CO2 + H2 = =>
C4H10 + 4 O2 = 4 CO2 + 5 H2
FeCO3(s) + HNO3(aq) = FeNO3(aq) + HCO3(l) =>
FeCO3(s) + HNO3(aq) = FeNO3(aq) + HCO3(l)
PbO(s) + C(s) = CO2(g) + Pb(s) =>
2 PbO(s) + C(s) = CO2(g) + 2 Pb(s)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Magnesium + titanium(Iv)chloride = magnesiumchloride + titanium =>
2 Mg + TiCl4 = 2 MgCl2 + Ti
Al2O3(s) + C(s) + Cl2(g) = AlCl3(s) + CO(g) =>
Al2O3(s) + 3 C(s) + 3 Cl2(g) = 2 AlCl3(s) + 3 CO(g)
NH3 + HBr + Ca(NO2)2 = N2 + CaBr2 + H2O =>
2 NH3 + 2 HBr + Ca(NO2)2 = 2 N2 + CaBr2 + 4 H2O
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Li + CmF2 = LiF + Cm =>
2 Li + CmF2 = 2 LiF + Cm
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NH3 + F2 = N2F4 + HF =>
2 NH3 + 5 F2 = N2F4 + 6 HF
HCOOH + HO{-} = HCOO{-} + H2O =>
HCOOH + HO{-} = HCOO{-} + H2O
H{+} + NO3{-} + I{-} = I3{-} + NO2 + H2O =>
4 H{+} + 2 NO3{-} + 3 I{-} = I3{-} + 2 NO2 + 2 H2O
Al + MgCO3 = Al2(CO3)3 + Mg =>
2 Al + 3 MgCO3 = Al2(CO3)3 + 3 Mg
NH3 + H2O + [Co(NH3)5]2O(SO4)2 + KI = I2 + [Co(NH3)6]I2 + KOH + K2SO4 =>
2 NH3 + H2O + [Co(NH3)5]2O(SO4)2 + 6 KI = I2 + 2[Co(NH3)6]I2 + 2 KOH + 2 K2SO4
K2CrO4(aq) + CuSO4(aq) = K2SO4(aq) + CuCrO4(s) =>
K2CrO4(aq) + CuSO4(aq) = K2SO4(aq) + CuCrO4(s)
Na3PO4 + (NH4)2MoO4 = (NH4)3(PO4) + Na2MoO4 =>
2 Na3PO4 + 3(NH4)2MoO4 = 2(NH4)3(PO4) + 3 Na2MoO4
Pb(NO3)2 + NiCl3 = Ni(NO3)3 + PbCl2 =>
3 Pb(NO3)2 + 2 NiCl3 = 2 Ni(NO3)3 + 3 PbCl2
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + H2O + N2O =>
4 Cu2S + 18 HNO3 = 4 Cu(NO3)2 + 4 CuSO4 + 9 H2O + 5 N2O
C2H5OH + K2Cr2O7 + H2SO4 = CO2 + K2SO4 + Cr2(SO4)4 + H2O =>
C2H5OH + 3 K2Cr2O7 + 15 H2SO4 = 2 CO2 + 3 K2SO4 + 3 Cr2(SO4)4 + 18 H2O
Al(aluminum) + Fe(iron)3N(nitrogen)2 = Al(aluminum)N(nitrogen) + Fe(iron) =>
2 Al(aluminum) + Fe(iron)3N(nitrogen)2 = 2 Al(aluminum)N(nitrogen) + 3 Fe(iron)
Na2CO3(s) + HNO3(aq) = NaNO3(aq) + H2O(l) + CO2(g) =>
Na2CO3(s) + 2 HNO3(aq) = 2 NaNO3(aq) + H2O(l) + CO2(g)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
SO4H2 + Ca(OH)2 = SO4Ca + H2O =>
SO4H2 + Ca(OH)2 = SO4Ca + 2 H2O
Cr(ClO4)3 + Na2S + H2O = Cr(OH)3 + H2S + NaClO4 =>
2 Cr(ClO4)3 + 3 Na2S + 6 H2O = 2 Cr(OH)3 + 3 H2S + 6 NaClO4
Pb(NO3)2(aq) + KSCN(aq) = PbSCN + K(NO3)2 =>
Pb(NO3)2(aq) + KSCN(aq) = PbSCN + K(NO3)2
As + AgNO3 = Ag3As + NO3 =>
As + 3 AgNO3 = Ag3As + 3 NO3
KI(ac) + H2SO4(ac) + H2O2(l) = K2SO4(ac) + I2(ac) + H2O =>
2 KI(ac) + H2SO4(ac) + H2O2(l) = K2SO4(ac) + I2(ac) + 2 H2O
NaHCO3 = Na2O + CO2 + H2O =>
2 NaHCO3 = Na2O + 2 CO2 + H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
K2(OH)2 + CO2 = K2CO3 + H2O =>
K2(OH)2 + CO2 = K2CO3 + H2O
C9H9NO3 + C6H5CHO + (CH3CO)2O = C16H11NO2 + CH3COOH =>
C9H9NO3 + C6H5CHO + 2(CH3CO)2O = C16H11NO2 + 4 CH3COOH
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
Cu + S = CuS =>
Cu + S = CuS
PbNO3(aq) + NaSiO3(aq) = PbSiO3(s) + NaNO3(aq) =>
PbNO3(aq) + NaSiO3(aq) = PbSiO3(s) + NaNO3(aq)
TiCl4(s) + H2O(g) = TiO2(s) + HCl(g) =>
TiCl4(s) + 2 H2O(g) = TiO2(s) + 4 HCl(g)
C2H8 + O2 = CO2 + H2O =>
C2H8 + 4 O2 = 2 CO2 + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C6H6 = C + H2 =>
C6H6 = 6 C + 3 H2
Fe(OH)3 + NaOH = Na3FeO3 + H2O =>
Fe(OH)3 + 3 NaOH = Na3FeO3 + 3 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
NaF + Br3 = F2 + NaBr =>
6 NaF + 2 Br3 = 3 F2 + 6 NaBr
AgNO3 + Na2S = Ag2S + NaNO3 =>
2 AgNO3 + Na2S = Ag2S + 2 NaNO3
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
Al2(SO4)3 + Fe(OH)2 = FeSO4 + Al(OH)3 =>
Al2(SO4)3 + 3 Fe(OH)2 = 3 FeSO4 + 2 Al(OH)3
HClO2 = Cl2O3(gas) + H2O =>
2 HClO2 = Cl2O3(gas) + H2O
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Équations équilibrées sur01/22/25
Équations équilibrées sur02/21/24
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