| Équations équilibrées la veille | Équations équilibrées le lendemain |
Co + H2O2 + 2 HCl = CoCl2 + 2 H2O
C2H5OH(aq) + K2Cr2O7(aq) + HCl(aq) = CO2(g) + CrCl3(aq) + KCl(aq) + H2O(l) =>
C2H5OH(aq) + 2 K2Cr2O7(aq) + 16 HCl(aq) = 2 CO2(g) + 4 CrCl3(aq) + 4 KCl(aq) + 11 H2O(l)
K2CrO4 + NH4OH = KOH + (NH4)2CrO4 =>
K2CrO4 + 2 NH4OH = 2 KOH + (NH4)2CrO4
Fe + C = Fe3C =>
3 Fe + C = Fe3C
C2H5OH + C2H5COOH = C5H10O2 + H2O =>
C2H5OH + C2H5COOH = C5H10O2 + H2O
C6H8O7 + NH4OH = (NH4)3C6H5O7 + H2O =>
C6H8O7 + 3 NH4OH = (NH4)3C6H5O7 + 3 H2O
MgO + Br2 = MgBr2 + O2 =>
2 MgO + 2 Br2 = 2 MgBr2 + O2
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
CuCl2 + NH3 + H2O = Cu(NH3)4(H2O)2 + NH4Cl + OH =>
CuCl2 + 6 NH3 + 4 H2O = Cu(NH3)4(H2O)2 + 2 NH4Cl + 2 OH
ClO{-} + H2O = Cl{-} + OH =>
ClO{-} + H2O = Cl{-} + 2 OH
C10H8O + NaOH = C10H7ONa + H2O =>
C10H8O + NaOH = C10H7ONa + H2O
CuBr2 + H2O = Cu(OH)2 + HBr =>
CuBr2 + 2 H2O = Cu(OH)2 + 2 HBr
HCN + H2O = HCOONH4 =>
HCN + 2 H2O = HCOONH4
CrCl3 + NH3 = CrH3 + NCl3 =>
CrCl3 + NH3 = CrH3 + NCl3
PbS + HCl = PbCl2 + H2S =>
PbS + 2 HCl = PbCl2 + H2S
Co + Ni{2+} = Co{2+} + Ni =>
Co + Ni{2+} = Co{2+} + Ni
NaH2PO4 + KOH = Na3PO4 + K3PO4 + H2O =>
3 NaH2PO4 + 6 KOH = Na3PO4 + 2 K3PO4 + 6 H2O
C4H6O3 + NaOH = CH3COONa + H2O =>
C4H6O3 + 2 NaOH = 2 CH3COONa + H2O
Mg + Al(SO4) = Al + Mg(SO4) =>
Mg + Al(SO4) = Al + Mg(SO4)
NaBr + H2SO3 = Na2SO3 + HBr =>
2 NaBr + H2SO3 = Na2SO3 + 2 HBr
NaHCO3 + Mg = MgCO3 + Na + H =>
NaHCO3 + Mg = MgCO3 + Na + H
B(s) + F(g) = BF3(s) =>
B(s) + 3 F(g) = BF3(s)
FeO + PdF{2+} = FeF{2+} + PdO =>
FeO + PdF{2+} = FeF{2+} + PdO
CH3COOH + HCl = H2 + CH3COOCl =>
CH3COOH + HCl = H2 + CH3COOCl
ZnCl2 + Na2HPO4 = Zn3(PO4)2 + NaCl + NaH2PO4 =>
3 ZnCl2 + 4 Na2HPO4 = Zn3(PO4)2 + 6 NaCl + 2 NaH2PO4
Cu + NaNO3 + H2SO4 = NaHSO4 + CuSO4 + H2O + NO =>
3 Cu + 2 NaNO3 + 5 H2SO4 = 2 NaHSO4 + 3 CuSO4 + 4 H2O + 2 NO
Al2(CO3)3 + HC2H3O2 = Al(C2H3O2)3 + H2CO3 =>
Al2(CO3)3 + 6 HC2H3O2 = 2 Al(C2H3O2)3 + 3 H2CO3
CuSO4(aq) + Na2CO3(aq) = CuCO3(aq) + Na2SO4(aq) =>
CuSO4(aq) + Na2CO3(aq) = CuCO3(aq) + Na2SO4(aq)
Ta + HF + HNO3 = H3TaF8 + NO2 + H2O =>
Ta + 8 HF + 5 HNO3 = H3TaF8 + 5 NO2 + 5 H2O
C12H22O11 + KMnO4 = CO2 + H2O + K2MnO4 + MnO2 =>
C12H22O11 + 24 KMnO4 = 12 CO2 + 11 H2O + 12 K2MnO4 + 12 MnO2
Au + NO3 + HCl = HAuCl4 + NO2 + H2O =>
2 Au + 3 NO3 + 8 HCl = 2 HAuCl4 + 3 NO2 + 3 H2O
Ba(OH)2*8H2O + NH4Cl = NH3 + H2O + BaCl2 =>
Ba(OH)2*8H2O + 2 NH4Cl = 2 NH3 + 10 H2O + BaCl2
Sb2O3 + H2O = H2Sb2O4 =>
Sb2O3 + H2O = H2Sb2O4
C(g) + H2O(g) = CO(g) + H2(g) =>
C(g) + H2O(g) = CO(g) + H2(g)
Sb2S3 + HCl = H3SbCl6 + H2S =>
Sb2S3 + 12 HCl = 2 H3SbCl6 + 3 H2S
Fe + BaCl2 = FeCl2 + Ba =>
Fe + BaCl2 = FeCl2 + Ba
Cu + Cl2 + K3PO4 = Cu(PO4)2 + KCl =>
Cu + 3 Cl2 + 2 K3PO4 = Cu(PO4)2 + 6 KCl
(NH4)3PO4 + H2S = (NH4)2S + H3PO4 =>
2(NH4)3PO4 + 3 H2S = 3(NH4)2S + 2 H3PO4
SrF2 + Li = LiF + Sr =>
SrF2 + 2 Li = 2 LiF + Sr
PbSO4 + C = PbS + CO2 =>
PbSO4 + 2 C = PbS + 2 CO2
MgI2(aq) + Cl2(g) = Mg + ClI =>
MgI2(aq) + Cl2(g) = Mg + 2 ClI
H2SO4(aq) + NaOH(aq) = Na2SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 NaOH(aq) = Na2SO4(aq) + 2 H2O(l)
Cu2O + HCl = CuCl + H2O =>
Cu2O + 2 HCl = 2 CuCl + H2O
CH2O + NH3 = CH2NH + H2O =>
CH2O + NH3 = CH2NH + H2O
CuSO4 + P = Cu3(PO4)2 + SO3 + Cu =>
8 CuSO4 + 2 P = Cu3(PO4)2 + 8 SO3 + 5 Cu
CuCl2 + HI = CuCl + I2 + HCl =>
2 CuCl2 + 2 HI = 2 CuCl + I2 + 2 HCl
Cr2O7{-2} + H{+} + Al = Cr{+3} + Al{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 2 Al = 2 Cr{+3} + 2 Al{+3} + 7 H2O
Br2 + O2 = Br2O =>
2 Br2 + O2 = 2 Br2O
H2SO4 + Fe2O3 = Fe2(SO4)3 + H2O =>
3 H2SO4 + Fe2O3 = Fe2(SO4)3 + 3 H2O
C3H7OH + CuO = C2H5COH + Cu + H2O =>
C3H7OH + CuO = C2H5COH + Cu + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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