| Équations équilibrées la veille |
Pb(OH)2 + K2S = PbS + K2(OH)2
C2H5OH(l) = C2H4(g) + H2O(l) =>
C2H5OH(l) = C2H4(g) + H2O(l)
HPO3 + NaCl = HCl + NaPO3 =>
HPO3 + NaCl = HCl + NaPO3
K2CrO4 + CaF2 = KF + CaCrO4 =>
K2CrO4 + CaF2 = 2 KF + CaCrO4
Li2S + CoI3 = Co2S3 + LiI =>
3 Li2S + 2 CoI3 = Co2S3 + 6 LiI
Fe + AgCl = Fe{3+} + Ag + Cl{-} =>
Fe + 3 AgCl = Fe{3+} + 3 Ag + 3 Cl{-}
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
HClO3 + Ba(OH)2 = Ba(ClO3)2 + H2O =>
2 HClO3 + Ba(OH)2 = Ba(ClO3)2 + 2 H2O
O2 + SO = SO3 =>
O2 + SO = SO3
MgCl + KI = Mg + KICl =>
MgCl + KI = Mg + KICl
Ag2CrO7 = Ag + CrO7 =>
Ag2CrO7 = 2 Ag + CrO7
MnO2(s) + HCl(aq) = MnCl2(s) + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = MnCl2(s) + Cl2(g) + 2 H2O(l)
K2Cr2O7(aq) + H2O(l) + S(s) = KOH + Cr2O3(s) + SO2(g) =>
2 K2Cr2O7(aq) + 2 H2O(l) + 3 S(s) = 4 KOH + 2 Cr2O3(s) + 3 SO2(g)
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
C19H21N15O3 + C34H43NO4S = C53H64N16O7S =>
C19H21N15O3 + C34H43NO4S = C53H64N16O7S
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
Cu(OH)3 + P4O10 = CuPO4 + H2O =>
4 Cu(OH)3 + P4O10 = 4 CuPO4 + 6 H2O
BaO2 + KI + H2SO4 = BaSO4 + K2SO4 + I2 + H2O =>
BaO2 + 2 KI + 2 H2SO4 = BaSO4 + K2SO4 + I2 + 2 H2O
Al + Cr{3+} = Al{3+} + Cr{2+} =>
Al + 3 Cr{3+} = Al{3+} + 3 Cr{2+}
Na2O + NO2 = Na2NO3 =>
Na2O + NO2 = Na2NO3
OH{-} + Se + Cr(OH)3 = Cr + SeO3{2-} + H2O =>
6 OH{-} + 3 Se + 4 Cr(OH)3 = 4 Cr + 3 SeO3{2-} + 9 H2O
KMnO4 + NaHSO3 + NaOH = H2O + KHSO4 + Na2MnO4 + K2MnO4 =>
4 KMnO4 + 2 NaHSO3 + 4 NaOH = 2 H2O + 2 KHSO4 + 3 Na2MnO4 + K2MnO4
Ag4O3 = Ag + O2 =>
2 Ag4O3 = 8 Ag + 3 O2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
O + Sb2S3 = SbO + SO2 =>
8 O + Sb2S3 = 2 SbO + 3 SO2
Fe2S3 + HCl(g) = FeCl3(s) + H2S =>
Fe2S3 + 6 HCl(g) = 2 FeCl3(s) + 3 H2S
N2H8S + PbN2O6 = NH4NO3 + PbS =>
N2H8S + PbN2O6 = 2 NH4NO3 + PbS
AuCl3 = Au + Cl3 =>
AuCl3 = Au + Cl3
C3H8 + O + Na2O2 = Na2CO3 + H2O =>
C3H8 + 7 O + 3 Na2O2 = 3 Na2CO3 + 4 H2O
Co + Sn{+2} = Co{+3} + Sn =>
2 Co + 3 Sn{+2} = 2 Co{+3} + 3 Sn
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2SO4 + KMnO4 + NH4C2O4 = MnSO4 + K2SO4 + NH4SO4 + CO2 + H2O =>
8 H2SO4 + 2 KMnO4 + 5 NH4C2O4 = 2 MnSO4 + K2SO4 + 5 NH4SO4 + 10 CO2 + 8 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe + K3Fe(CN)6 = Fe3Fe(CN)6 + K =>
3 Fe + K3Fe(CN)6 = Fe3Fe(CN)6 + 3 K
C6H12O6 + H2O = HCO3{-} + H{+} + {-} =>
C6H12O6 + 12 H2O = 6 HCO3{-} + 30 H{+} + 24e
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
Na + CuCl = NaCuCl =>
Na + CuCl = NaCuCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
H2CO3(aq) + Sr(OH)2 = SrCO3 + H2O =>
H2CO3(aq) + Sr(OH)2 = SrCO3 + 2 H2O
Al + H3PO4 = Al3(PO4)2 + H2 =>
3 Al + 2 H3PO4 = Al3(PO4)2 + 3 H2
Fe(OH)3 + HNO3 = Fe + NO3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe + 3 NO3 + 3 H2O
Al + KSCN + HCl = KCl + AlCl3 + NH4Cl + CH2S =>
4 Al + 3 KSCN + 18 HCl = 3 KCl + 4 AlCl3 + 3 NH4Cl + 3 CH2S
H3AsO4 + OH = AsO4 + H2O =>
H3AsO4 + 3 OH = AsO4 + 3 H2O
MgBr + Cl = MgCl + Br =>
MgBr + Cl = MgCl + Br
Cl + S = ClS =>
Cl + S = ClS
HC2H3O2 + NaHSO3 = NaC2H3O2(aq) + H2SO3 =>
HC2H3O2 + NaHSO3 = NaC2H3O2(aq) + H2SO3
C2H6O(ethanol) + O2 = CO2 + H2O =>
C2H6O(ethanol) + 3 O2 = 2 CO2 + 3 H2O
KCN + HOH = KOH + HCN =>
KCN + HOH = KOH + HCN
Na2Cr2O7 + H2C2O4 + H2SO4 = Na2SO4 + Cr2(SO4)3 + CO2 + H2O =>
Na2Cr2O7 + 3 H2C2O4 + 4 H2SO4 = Na2SO4 + Cr2(SO4)3 + 6 CO2 + 7 H2O
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Équations équilibrées sur10/18/24
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