| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 PbO(s) + 2 Al(s) = 3 Pb(s) + Al2O3(s)
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Cu(s) + H{+} + SO42{-} = Cu2{+} + H2O + SO2(g) =>
158 Cu(s) + 80 H{+} + SO42{-} = 79 Cu2{+} + 40 H2O + SO2(g)
NH4HF2 + HCl = NH4Cl + HF =>
NH4HF2 + HCl = NH4Cl + 2 HF
Al(OH)3 + Ca(HCO3)2 = Al(HCO3)3 + Ca(OH)2 =>
2 Al(OH)3 + 3 Ca(HCO3)2 = 2 Al(HCO3)3 + 3 Ca(OH)2
C9H7NO2 + H2O = C9H9NO2 + O2 =>
2 C9H7NO2 + 2 H2O = 2 C9H9NO2 + O2
Ti + FeSO4 = Ti(SO4)4 + Fe =>
Ti + 4 FeSO4 = Ti(SO4)4 + 4 Fe
PbCl2 + HCl = HPb + Cl2 =>
2 PbCl2 + 2 HCl = 2 HPb + 3 Cl2
Na(Cr(OH)4) + Na2S2O8 + NaOH = Na2CrO4 + Na2SO4 + H2O =>
2 Na(Cr(OH)4) + 3 Na2S2O8 + 8 NaOH = 2 Na2CrO4 + 6 Na2SO4 + 8 H2O
HCOOK + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
10 HCOOK + 4 KMnO4 + 11 H2SO4 = 10 CO2 + 7 K2SO4 + 4 MnSO4 + 16 H2O
Ca(IO3)2 + SO2 = I2 + CaSO4 + SO3 =>
Ca(IO3)2 + 5 SO2 = I2 + CaSO4 + 4 SO3
Ca + O2 + H = Ca(OH)2 =>
Ca + O2 + 2 H = Ca(OH)2
C2H4 + CH3OH = C2H5OH =>
C2H4 + 2 CH3OH = 2 C2H5OH
Zn{2+} + Al = Zn + Al{3+} =>
3 Zn{2+} + 2 Al = 3 Zn + 2 Al{3+}
MnO4{-} + SO3{2-} + OH{-} = MnO4{2-} + SO4{2-} + H2O =>
2 MnO4{-} + SO3{2-} + 2 OH{-} = 2 MnO4{2-} + SO4{2-} + H2O
Pb(NO3)2(aq) + Rb3AsO4(aq) = Pb3(AsO4)2(s) + RbNO3(aq) =>
3 Pb(NO3)2(aq) + 2 Rb3AsO4(aq) = Pb3(AsO4)2(s) + 6 RbNO3(aq)
SnCl2 + NH4OH = Sn(OH)2 + NH4Cl =>
SnCl2 + 2 NH4OH = Sn(OH)2 + 2 NH4Cl
KMnO4 + HBr = MnBr2 + KBr + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 8 H2O + 5 Br2
LiH + H2O2 = Li2O + H2O =>
2 LiH + 2 H2O2 = Li2O + 3 H2O
Pb(NO3)2 + K3O4P = Pb3(PO4)2 + KNO3 =>
3 Pb(NO3)2 + 2 K3O4P = Pb3(PO4)2 + 6 KNO3
NaOH + Fe(NO3)2 = Fe(OH)2 + NaNO3 =>
2 NaOH + Fe(NO3)2 = Fe(OH)2 + 2 NaNO3
CH3COOH + CH3CH2CH2CH2OH = CH3COOCH2CH2OH + H2O =>
6 CH3COOH + CH3CH2CH2CH2OH = 4 CH3COOCH2CH2OH + H2O
C3H8O3 + KOH = C3H7O3K + H2O =>
C3H8O3 + KOH = C3H7O3K + H2O
C5H12 + Cl2 = C5H12Cl =>
2 C5H12 + Cl2 = 2 C5H12Cl
AgNO3 + RbCl2 = AgCl2 + RbNO3 =>
AgNO3 + RbCl2 = AgCl2 + RbNO3
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
NaHSO4 + CH3COONa = Na2SO4 + CH3COOH =>
NaHSO4 + CH3COONa = Na2SO4 + CH3COOH
ClO{-} + H{+} + Cu = Cl{-} + H2O + Cu2{+} =>
ClO{-} + 2 H{+} + 4 Cu = Cl{-} + H2O + 2 Cu2{+}
NaHSO4 + CH3COONa = Na2SO4 + CH3COOH =>
NaHSO4 + CH3COONa = Na2SO4 + CH3COOH
K3[Fe(OH)6] + HCl = KCl + Fe(OH)3 + H2O =>
K3[Fe(OH)6] + 3 HCl = 3 KCl + Fe(OH)3 + 3 H2O
CaO + Zn(OH)2 = ZnO + Ca(OH)2 =>
CaO + Zn(OH)2 = ZnO + Ca(OH)2
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
NaHSO4 + CH3COONa = Na2SO4 + CH3COOH =>
NaHSO4 + CH3COONa = Na2SO4 + CH3COOH
H(C2H3O2) + Mg(HCO3)2 = H2O + CO2 + Mg(C2H3O2)2 =>
2 H(C2H3O2) + Mg(HCO3)2 = 2 H2O + 2 CO2 + Mg(C2H3O2)2
Sr(OH)2 + HBr = SrBr2 + H2O =>
Sr(OH)2 + 2 HBr = SrBr2 + 2 H2O
AgNO3 + Ba(NO3)2 = AgBa + NO3 =>
AgNO3 + Ba(NO3)2 = AgBa + 3 NO3
(NH4)2SO4 + Ca(OH)2 = NH3 + H2O + CaSO4 =>
(NH4)2SO4 + Ca(OH)2 = 2 NH3 + 2 H2O + CaSO4
RbNO3 = RbNO2 + O2 =>
2 RbNO3 = 2 RbNO2 + O2
(CH3)2O + O2 = CO2 + H2O =>
(CH3)2O + 3 O2 = 2 CO2 + 3 H2O
NH4OH + K2S = (NH4)2S + KOH =>
2 NH4OH + K2S = (NH4)2S + 2 KOH
C2H6(g) + Cl2(g) = C2H5Cl(g) + HCl(g) =>
C2H6(g) + Cl2(g) = C2H5Cl(g) + HCl(g)
K2S3 + O2 + KOH = K2S2O3 + H2O =>
2 K2S3 + 4 O2 + 2 KOH = 3 K2S2O3 + H2O
(NH4)2C2O4(aq) + Na2O(aq) = Na2C2O4 + (NH4)2O =>
(NH4)2C2O4(aq) + Na2O(aq) = Na2C2O4 + (NH4)2O
C3H8 + CO2 = C6H6 + H2O =>
3 C3H8 + 3 CO2 = 2 C6H6 + 6 H2O
H3NSO3 + H2O2 = H2SO4 + NO + H2O =>
2 H3NSO3 + 5 H2O2 = 2 H2SO4 + 2 NO + 6 H2O
Ca3Al2Si3O12 + SiO2 = CaSiO3 + Al2SiO5 =>
Ca3Al2Si3O12 + SiO2 = 3 CaSiO3 + Al2SiO5
Al2(SO4)3 + Ba(OH)2 = Al(OH)3 + BaSO4 =>
Al2(SO4)3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 BaSO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CeCl3 + Ca = Ce + CaCl2 =>
2 CeCl3 + 3 Ca = 2 Ce + 3 CaCl2
Ba(OH)2 + NH4F = NH3 + H2O + BaF2 =>
Ba(OH)2 + 2 NH4F = 2 NH3 + 2 H2O + BaF2
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Équations équilibrées sur12/12/24
Équations équilibrées sur01/11/24
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