| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Al + 3 O2 = 2 Al2O3
SO2 + K2CrO4 + H2O = K2SO4 + H2SO4 + KCrO2 =>
3 SO2 + 2 K2CrO4 + 2 H2O = K2SO4 + 2 H2SO4 + 2 KCrO2
OH + BeO + H2O = [Be(OH)4] =>
2 OH + BeO + H2O = [Be(OH)4]
Ca(PO4) + SiO2 + C = CaSiO3 + P4 + CO =>
4 Ca(PO4) + 4 SiO2 + 12 C = 4 CaSiO3 + P4 + 12 CO
Ne + Xe = NeXe =>
Ne + Xe = NeXe
CuCl2 + NH3 + H2O = [Cu(NH3)4(H2O)]Cl2 =>
CuCl2 + 4 NH3 + H2O = [Cu(NH3)4(H2O)]Cl2
Fe + S = FeS =>
Fe + S = FeS
Zn + CH3COOH = Zn(CH3COO)2 + H2 =>
Zn + 2 CH3COOH = Zn(CH3COO)2 + H2
AgNO3(aq) + NiCl2(aq) = AgCl + Ni(NO3)2 =>
2 AgNO3(aq) + NiCl2(aq) = 2 AgCl + Ni(NO3)2
NaHO + H2SO4 = Na2SO4 + H2O =>
2 NaHO + H2SO4 = Na2SO4 + 2 H2O
HBrO3 = Br2 + H2O + O2 =>
4 HBrO3 = 2 Br2 + 2 H2O + 5 O2
ClO{-} + H{+} + Cu = Cl{-} + H2O + Cu2{+} =>
ClO{-} + 2 H{+} + 4 Cu = Cl{-} + H2O + 2 Cu2{+}
Na + CI = NaCI =>
Na + CI = NaCI
CaCl2 + MgCl2 = MgCa + Cl2 =>
CaCl2 + MgCl2 = MgCa + 2 Cl2
W + Ca + O = CaWO =>
W + Ca + O = CaWO
Al(OH)2NO3 + HCl = AlCl2NO3 + H2O =>
Al(OH)2NO3 + 2 HCl = AlCl2NO3 + 2 H2O
HC6H7O9 + NaHCO3 = H2O + CO2 + NaC6H5O7 =>
8 HC6H7O9 + 7 NaHCO3 = 18 H2O + 13 CO2 + 7 NaC6H5O7
H{+} + MnO2 + HCl = Mn{2+} + Cl2 + H2O =>
2 H{+} + MnO2 + 2 HCl = Mn{2+} + Cl2 + 2 H2O
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
KOH + C7H7O2 = C6H6COO{-} + K{+} + H2O =>
KOH + C7H7O2 = C6H6COO{-} + K{+} + H2O
C2H2O4 + NaOH = H2O + C2HO4Na =>
C2H2O4 + NaOH = H2O + C2HO4Na
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
Lead(ii)carbonate = Lead(ii)oxide + Carbondioxide =>
PbCO3 = PbO + CO2
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
NH4SCN + KCl = NH4Cl + KSCN =>
NH4SCN + KCl = NH4Cl + KSCN
C6H5SO3H + NaOH = C6H5SO3Na + H2O =>
C6H5SO3H + NaOH = C6H5SO3Na + H2O
Al + NaOH + H2O = H2 + NaAl(OH)4 = H2 =>
2 Al + 2 NaOH + 6 H2O = 3 H2 + 2 NaAl(OH)4
FeCl3 + Na3PO4 = FePO4 + (NaCl)3 =>
FeCl3 + Na3PO4 = FePO4 + (NaCl)3
BaCl2(aq) + H2SO4(l) = BaSO4(s) + HCl(g) =>
BaCl2(aq) + H2SO4(l) = BaSO4(s) + 2 HCl(g)
NiCO3 + HNO3 = Ni(NO3)2 + (H)2CO3 =>
NiCO3 + 2 HNO3 = Ni(NO3)2 + (H)2CO3
C2H6O + Cr2O7{2-} + H{+} = C2H4O + H2O + Cr{3+} =>
3 C2H6O + Cr2O7{2-} + 8 H{+} = 3 C2H4O + 7 H2O + 2 Cr{3+}
AgNO3 + CrI2 = AgI + Cr(NO3)2 =>
2 AgNO3 + CrI2 = 2 AgI + Cr(NO3)2
Fe2 + Cu2SO4 = FeSO4 + Cu =>
Fe2 + 2 Cu2SO4 = 2 FeSO4 + 4 Cu
Sn(OH)2 + NaOH = Na2SnO2 + H2O =>
Sn(OH)2 + 2 NaOH = Na2SnO2 + 2 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
HCl(l) + NaOH(s) = NaCl(aq) + H2O(l) =>
HCl(l) + NaOH(s) = NaCl(aq) + H2O(l)
Mg{2+}(No{3-} = Mg{2+} =>
Mg{2+}(No{3-} = Mg{2+}
KOH(s) + CO2(g) = K2CO3(aq) + H2O(l) =>
2 KOH(s) + CO2(g) = K2CO3(aq) + H2O(l)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
FeSO4 + K2CO3 = FeCO3 + K2SO4 =>
FeSO4 + K2CO3 = FeCO3 + K2SO4
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Cu2O(s) + Cu2S(s) = Cu(s) + SO2(g) =>
2 Cu2O(s) + Cu2S(s) = 6 Cu(s) + SO2(g)
NaClO + I2 + H2O = NaIO3 + H + ClO =>
2 NaClO + I2 + 6 H2O = 2 NaIO3 + 12 H + 2 ClO
N2O2 + OH + O2 = HNO3 =>
N2O2 + 2 OH + O2 = 2 HNO3
HCl + Pb = PbCl4 + H2 =>
4 HCl + Pb = PbCl4 + 2 H2
H20O + CO2 = C6H12O6 + O2 =>
6 H20O + 60 CO2 = 10 C6H12O6 + 33 O2
NaHCO3 + CH3COOH = C3H7COOHNa + H2O + CO2 =>
8 NaHCO3 + 21 CH3COOH = 8 C3H7COOHNa + 14 H2O + 18 CO2
S(s) + HNO3(aq) = H2SO4(aq) + H2O(l) + NO2(g) =>
S(s) + 6 HNO3(aq) = H2SO4(aq) + 2 H2O(l) + 6 NO2(g)
Ni(OH)2 + (NH4)2SO4 = NiSO4 + (NH4)2(OH)2 =>
Ni(OH)2 + (NH4)2SO4 = NiSO4 + (NH4)2(OH)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/15/24
Équations équilibrées sur01/14/24
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