| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 Fe2{2}{+} + 4 MnO4{-} + 32 H{+} = 10 Fe{3}{+} + 4 Mn{2}{+} + 16 H2O
C6H5(OH)2 + O2 = CO2 + H2O =>
4 C6H5(OH)2 + 27 O2 = 24 CO2 + 14 H2O
Sr + HBr = SrHBr =>
Sr + HBr = SrHBr
Ba + Fe2(CrO4)3 = Fe + Ba(CrO4) =>
3 Ba + Fe2(CrO4)3 = 2 Fe + 3 Ba(CrO4)
CrBr2 + Ba(OH)2 = Cr(OH)2 + Br2Ba =>
CrBr2 + Ba(OH)2 = Cr(OH)2 + Br2Ba
CN2 + F2 = CF2 + NF3 =>
CN2 + 4 F2 = CF2 + 2 NF3
CaCO3 + H3O{+} = Ca{2+} + CO2 + H2O =>
CaCO3 + 2 H3O{+} = Ca{2+} + CO2 + 3 H2O
BeOH + H3BO3 = Be3BO3 + H2O =>
3 BeOH + H3BO3 = Be3BO3 + 3 H2O
Fe3O3 + H3 = Fe + H2O =>
Fe3O3 + 2 H3 = 3 Fe + 3 H2O
MgCO3(t) = MgOCO2 =>
MgCO3(t) = MgOCO2
Zn + CuN2 = Cu + ZnN2 =>
Zn + CuN2 = Cu + ZnN2
C(s) + O2(g) = CO2(g) =>
C(s) + O2(g) = CO2(g)
HgCl2 + AlI3 = HgI2 + AlCl3 =>
3 HgCl2 + 2 AlI3 = 3 HgI2 + 2 AlCl3
PbS + O2(g) = PbO(s) + SO2 =>
2 PbS + 3 O2(g) = 2 PbO(s) + 2 SO2
NH2OH + H2O = OH + NH2OH2 =>
NH2OH + H2O = OH + NH2OH2
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
H2HgO = HgH2O =>
H2HgO = HgH2O
Fe(O2)3 = Fe + O2 =>
Fe(O2)3 = Fe + 3 O2
CrBr2 + Na2CO3 = CrCO3 + NaBr =>
CrBr2 + Na2CO3 = CrCO3 + 2 NaBr
Mg + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg + 2 HCl(aq) = MgCl2(aq) + H2(g)
C6H5COH + MnO4{-} + OH{-} = C6H5COO{-} + MnO2 + H2O =>
3 C6H5COH + 2 MnO4{-} + OH{-} = 3 C6H5COO{-} + 2 MnO2 + 2 H2O
Al2O3 + C = Al + CO2 =>
2 Al2O3 + 3 C = 4 Al + 3 CO2
BH4 + OH2 = H2BH3OH =>
BH4 + OH2 = H2BH3OH
K2Mn2O7 + H2SO4 + As = K2SO4 + MnSO4 + As2O5 + H2O =>
5 K2Mn2O7 + 15 H2SO4 + 8 As = 5 K2SO4 + 10 MnSO4 + 4 As2O5 + 15 H2O
NH4(NO2) = N2 + H2O =>
NH4(NO2) = N2 + 2 H2O
Mg(HCO3)2 + H2SO4 = MgSO4 + H2O + CO2 =>
Mg(HCO3)2 + H2SO4 = MgSO4 + 2 H2O + 2 CO2
Fe + HgCl2 = FeCl2 + Hg2Cl2 =>
Fe + 2 HgCl2 = FeCl2 + Hg2Cl2
IKCl = IClK =>
IKCl = IClK
MgSO3 + HClO4 = Mg(ClO4)2 + H2SO3 =>
MgSO3 + 2 HClO4 = Mg(ClO4)2 + H2SO3
Sb(s) + Cl2(g) = SbCl3(s) =>
2 Sb(s) + 3 Cl2(g) = 2 SbCl3(s)
Ca(HCO3)2 + BaCl2 = BaCO3 + CaCl2 + CO2 + H2O =>
Ca(HCO3)2 + BaCl2 = BaCO3 + CaCl2 + CO2 + H2O
Fe(s) + Cu(No3)2(aq) = Fe(No3)2(aq) + Cu(s) =>
Fe(s) + Cu(No3)2(aq) = Fe(No3)2(aq) + Cu(s)
CrO + N2O5 = Cr(NO3)2 =>
CrO + N2O5 = Cr(NO3)2
Ba(OH)2(aq) + NaNO3(aq) = Ba(NO3)2(aq) + NaOH(aq) =>
Ba(OH)2(aq) + 2 NaNO3(aq) = Ba(NO3)2(aq) + 2 NaOH(aq)
Sb(OH)3 + HCl = SbCl3 + H(OH) =>
Sb(OH)3 + 3 HCl = SbCl3 + 3 H(OH)
Cs2S + AgNO3 = CsNO3 + Ag2S =>
Cs2S + 2 AgNO3 = 2 CsNO3 + Ag2S
[C(NH2)3]NO3 = (NH2)2CNNO2 + H2O =>
[C(NH2)3]NO3 = (NH2)2CNNO2 + H2O
HAuCl4 + NaOH = Au(OH)3 + NaCl + H2O =>
HAuCl4 + 4 NaOH = Au(OH)3 + 4 NaCl + H2O
H3 + PO4 + NH4OH = H2O + (NH4)3PO4 =>
H3 + PO4 + 3 NH4OH = 3 H2O + (NH4)3PO4
(NH4)6Mo7O24 + H3PO4 + HNO3 = (NH4)3PMo12O40 + NH4NO3 + H2O =>
12(NH4)6Mo7O24 + 7 H3PO4 + 51 HNO3 = 7(NH4)3PMo12O40 + 51 NH4NO3 + 36 H2O
CuOH2NH3 = NH3OH2Cu =>
CuOH2NH3 = NH3OH2Cu
CHCl3 + CH3COCH3 = CH3COCH + CH3Cl3 =>
CHCl3 + CH3COCH3 = CH3COCH + CH3Cl3
HCl(g) + O2 = Cl2(g) + H2O(g) =>
4 HCl(g) + O2 = 2 Cl2(g) + 2 H2O(g)
BaCrO4 + KCl + HCl = K2Cr2O7 + BaCl2 + H2O =>
2 BaCrO4 + 2 KCl + 2 HCl = K2Cr2O7 + 2 BaCl2 + H2O
HBrO + Al(OH)3 = Al(BrO)3 + H2O =>
3 HBrO + Al(OH)3 = Al(BrO)3 + 3 H2O
HCHO + Na = HCONa + H2 =>
2 HCHO + 2 Na = 2 HCONa + H2
Sb + HNO3 = Sb2O + NO + H2O =>
6 Sb + 2 HNO3 = 3 Sb2O + 2 NO + H2O
As2O3 + Zn + HCl = ZnCl2 + H2O + AsH3 =>
As2O3 + 6 Zn + 12 HCl = 6 ZnCl2 + 3 H2O + 2 AsH3
Co(NO3)2(aq) + NaCl(aq) = CoCl(aq) + Na(NO3)2(aq) =>
Co(NO3)2(aq) + NaCl(aq) = CoCl(aq) + Na(NO3)2(aq)
Cu(s) + I2(g) = CuI(s) =>
2 Cu(s) + I2(g) = 2 CuI(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/03/24
Équations équilibrées sur09/02/23
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