| Équations équilibrées la veille |
2 FeCl3 + 3 CuS = Fe2S3 + 3 CuCl2
CO2O3 + H2SO4 = COSO4 + O2 + H2O =>
2 CO2O3 + 2 H2SO4 = 2 COSO4 + 3 O2 + 2 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3[PMo12O40] + NaNO3 + NH4NO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3[PMo12O40] + 2 NaNO3 + 21 NH4NO3 + 12 H2O
C8H18 + HNO3 = CO2 + H2O + N2 =>
C8H18 + 10 HNO3 = 8 CO2 + 14 H2O + 5 N2
C(s) + H2(g) = C2H6(g) =>
2 C(s) + 3 H2(g) = C2H6(g)
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
NaF + HCl = NaCl + HF =>
NaF + HCl = NaCl + HF
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
Ni3P2 = Ni + P =>
Ni3P2 = 3 Ni + 2 P
OH{-} + MnO4{-} + HSO3{-} = MnO4{-2} + HSO4{-} + H2O =>
2 OH{-} + 2 MnO4{-} + HSO3{-} = 2 MnO4{-2} + HSO4{-} + H2O
CoI2 + NaOH = Co(OH)2 + NaI =>
CoI2 + 2 NaOH = Co(OH)2 + 2 NaI
CuSO4 + NH3 = Cu(NH3)4 + SO4 =>
CuSO4 + 4 NH3 = Cu(NH3)4 + SO4
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
SO3 + NaOH = SOH + NaO3 =>
SO3 + NaOH = SOH + NaO3
AlH4{-} + H2CO + H2O = Al3{+} + CH3OH + OH{-} =>
3 AlH4{-} + 8 H2CO + 4 H2O = Al3{+} + 8 CH3OH + 4 OH{-}
Ba(OH)2 + K2CrO4 = BaCrO4 + K2(OH)2 =>
Ba(OH)2 + K2CrO4 = BaCrO4 + K2(OH)2
Pb(CH3COO)2 + KOH = Pb(OH)2 + CH3COOK =>
Pb(CH3COO)2 + 2 KOH = Pb(OH)2 + 2 CH3COOK
C(s) + H2(g) + O2(g) = C6H12O6(s) =>
6 C(s) + 6 H2(g) + 3 O2(g) = C6H12O6(s)
C6H4CH3NO2 + KMnO4 + H2SO4 = C6H4COOHNO2 + K2SO4 + MnSO4 + H2O =>
5 C6H4CH3NO2 + 6 KMnO4 + 9 H2SO4 = 5 C6H4COOHNO2 + 3 K2SO4 + 6 MnSO4 + 14 H2O
Cu(NO3)2(aq) + NH3(aq) = CuH3(s) + N(NO3)2(s) =>
Cu(NO3)2(aq) + NH3(aq) = CuH3(s) + N(NO3)2(s)
C18H88O18 + O2 = CO2 + H2O =>
C18H88O18 + 31 O2 = 18 CO2 + 44 H2O
Cl2(g) + KI = KCl + I2(g) =>
Cl2(g) + 2 KI = 2 KCl + I2(g)
CH3CH2OH + KMnO4 = CH3COOH + H2O + MnO2 + KOH =>
3 CH3CH2OH + 4 KMnO4 = 3 CH3COOH + H2O + 4 MnO2 + 4 KOH
CH3(CH2)5CH3(l) + O2 = CO2(g) + H2O(g) =>
CH3(CH2)5CH3(l) + 11 O2 = 7 CO2(g) + 8 H2O(g)
FeCl3*6H2O + NH4OH = NH4Cl + Fe(OH)3 + H2O =>
FeCl3*6H2O + 3 NH4OH = 3 NH4Cl + Fe(OH)3 + 6 H2O
PO2 = P2O4 =>
2 PO2 = P2O4
C2H4 + HCl + O2 = ClCH2CH2Cl + H2O =>
2 C2H4 + 4 HCl + O2 = 2 ClCH2CH2Cl + 2 H2O
NH3 + Ni(NO3)2 = Ni(NH3)4 + NO3 =>
4 NH3 + Ni(NO3)2 = Ni(NH3)4 + 2 NO3
Br2 + KF = BrF + K =>
Br2 + 2 KF = 2 BrF + 2 K
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
Ag + O2 = Ag2O =>
4 Ag + O2 = 2 Ag2O
KOH + H2Se = K2Se + HOH =>
2 KOH + H2Se = K2Se + 2 HOH
As2S3 + NO3{-} + H2O = AsO4{-3} + S + NO + H3O{+} =>
3 As2S3 + 10 NO3{-} + 12 H2O = 6 AsO4{-3} + 9 S + 10 NO + 8 H3O{+}
Al + H3PO4 = AlPO4 + H2 =>
2 Al + 2 H3PO4 = 2 AlPO4 + 3 H2
CaCO3 + CH3COOH = Ca(C2H3O2)2 + H2O + CO2 =>
CaCO3 + 2 CH3COOH = Ca(C2H3O2)2 + H2O + CO2
HCl + KMnO4 + Fe = MnCl3 + KCl + H2O + FeCl3 =>
24 HCl + 3 KMnO4 + 4 Fe = 3 MnCl3 + 3 KCl + 12 H2O + 4 FeCl3
Na + Hl = NaHl =>
Na + Hl = NaHl
SrI2 + Br2 = SrBr2 + I2 =>
SrI2 + Br2 = SrBr2 + I2
Al2O3 + SiO2 = Al2O3SiO2 =>
Al2O3 + SiO2 = Al2O3SiO2
Ce + HCl = CeCl2 + H2 =>
Ce + 2 HCl = CeCl2 + H2
CaO + C = CaC2 + CO2 =>
2 CaO + 5 C = 2 CaC2 + CO2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
C2H2 + KMnO4 = C2O4K2 + MnO2 + KOH + H2O =>
3 C2H2 + 8 KMnO4 = 3 C2O4K2 + 8 MnO2 + 2 KOH + 2 H2O
ZnF2 + Ca(OH)2 = Zn(OH)2 + CaF2 =>
ZnF2 + Ca(OH)2 = Zn(OH)2 + CaF2
Cu(NO3)2 + Na2SiO3 = CuSiO3 + Na2(NO3)2 =>
Cu(NO3)2 + Na2SiO3 = CuSiO3 + Na2(NO3)2
CH3CH2OH = CH3CH2OCH2CH3 + H2O =>
2 CH3CH2OH = CH3CH2OCH2CH3 + H2O
Na2S2O3 + AgBr = NaBr + Na3(Ag(S2O3)2) =>
2 Na2S2O3 + AgBr = NaBr + Na3(Ag(S2O3)2)
Fe(NO3)3(aq) + KOH(aq) = Fe(OH)3(s) + KNO3(aq) =>
Fe(NO3)3(aq) + 3 KOH(aq) = Fe(OH)3(s) + 3 KNO3(aq)
AgNO3 + NaNO2 = AgNO2 + NaNO3 =>
AgNO3 + NaNO2 = AgNO2 + NaNO3
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Équations équilibrées sur10/22/24
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