| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C + 2 H2O = CH4 + CO2
Fe(NO)2 + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe(NO)2 + 4 HNO3 = Fe(NO3)3 + 3 NO + 2 H2O
Ba(NO3)2 + Na2(SO4) = Ba(SO4) + Na(NO3) =>
Ba(NO3)2 + Na2(SO4) = Ba(SO4) + 2 Na(NO3)
K2Cr2O7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + K2SO2 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 5 CH3CH2OH = 2 Cr2(SO4)3 + 2 K2SO2 + 5 CH3COOH + 13 H2O
NaHSO3 + KIO3 = I2 + Na2SO4 + H2SO4 + K2SO4 + H2O =>
10 NaHSO3 + 4 KIO3 = 2 I2 + 5 Na2SO4 + 3 H2SO4 + 2 K2SO4 + 2 H2O
Sn(OH)2 + NaOH = Na2Sn(OH)4 =>
Sn(OH)2 + 2 NaOH = Na2Sn(OH)4
C6H8O6 + NaHCO3 = H2O + CO2 + Na3C6H5O7 =>
9 C6H8O6 + 30 NaHCO3 = 26 H2O + 24 CO2 + 10 Na3C6H5O7
Na2CO3 + Pb3(PO4)2 = Na3PO4 + PbCO3 =>
3 Na2CO3 + Pb3(PO4)2 = 2 Na3PO4 + 3 PbCO3
Pb + H{+} + SO4{2-} = PbSO4 + SO2 + H2O =>
Pb + 4 H{+} + 2 SO4{2-} = PbSO4 + SO2 + 2 H2O
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaCH3COO + H2SO4 = HCH3COO + Na2SO4 =>
2 NaCH3COO + H2SO4 = 2 HCH3COO + Na2SO4
HBr(aq) + Cr(s) = CrBr3(s) + H2(g) =>
6 HBr(aq) + 2 Cr(s) = 2 CrBr3(s) + 3 H2(g)
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Fe(ClO4)3 = Fe3 + ClO4 =>
3 Fe(ClO4)3 = Fe3 + 9 ClO4
SO2 + H2O = H2SO4 + SO =>
2 SO2 + H2O = H2SO4 + SO
Ca + Ag{+} = Ca{2} + Ag =>
Ca + 2 Ag{+} = Ca{2} + 2 Ag
TiCl4 + HNO3 + H2O = TiO(NO3)2 + HCl =>
TiCl4 + 2 HNO3 + H2O = TiO(NO3)2 + 4 HCl
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
TiCl4 + HNO3 + H2O = TiO(NO3)2 + HCl =>
TiCl4 + 2 HNO3 + H2O = TiO(NO3)2 + 4 HCl
Li + C6H5Cl = LiC6H5 + Cl2 =>
2 Li + 2 C6H5Cl = 2 LiC6H5 + Cl2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
IO3(aq) + HSO3(aq) = I(aq) + SO4(aq) + H =>
IO3(aq) + 3 HSO3(aq) = I(aq) + 3 SO4(aq) + 3 H
HNO3 + Mn(OH)2 = H(OH)2MnNO3 =>
HNO3 + Mn(OH)2 = H(OH)2MnNO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HCl + H2O = H3O{+} + Cl{-} =>
HCl + H2O = H3O{+} + Cl{-}
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
K2SO4 + Ca2Cl = K2Cl + SO4Ca2 =>
K2SO4 + Ca2Cl = K2Cl + SO4Ca2
Cu2Se + Cs3P = Cu3P + Cs2Se =>
3 Cu2Se + 2 Cs3P = 2 Cu3P + 3 Cs2Se
K3MnSO4 + H2SO4 = H2O + K2SO4 + MnSO4 + SO2 =>
2 K3MnSO4 + 6 H2SO4 = 6 H2O + 3 K2SO4 + 2 MnSO4 + 3 SO2
BCl3 + H2O = H3BO3 + HCl =>
BCl3 + 3 H2O = H3BO3 + 3 HCl
K + O2 = K2O =>
4 K + O2 = 2 K2O
F2 + AlCl3 = AlF2 + Cl3 =>
F2 + AlCl3 = AlF2 + Cl3
C6H6 + H2O = HCO3{-} + H{+} + CH4 =>
4 C6H6 + 27 H2O = 9 HCO3{-} + 9 H{+} + 15 CH4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HSO3{-} + H2O = SO4{2-} + H{+} + {-} =>
HSO3{-} + H2O = SO4{2-} + 3 H{+} + 2e
Ba + H2SiO3 = Ba2SiO3 + H2 =>
2 Ba + H2SiO3 = Ba2SiO3 + H2
NaNO3 + ZnS = Zn(NO3)2 + Na2S =>
2 NaNO3 + ZnS = Zn(NO3)2 + Na2S
Cu(NO3)2 + NaCl = CuCl2 + NaNO3 =>
Cu(NO3)2 + 2 NaCl = CuCl2 + 2 NaNO3
Mg(OH)2 + Zn(OH)2 = MgZnO2 + H2O =>
Mg(OH)2 + Zn(OH)2 = MgZnO2 + 2 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
BaCr2O7 + KCl + NaOH = Na2Cr2O7 + BaCl2 + KOH =>
BaCr2O7 + 2 KCl + 2 NaOH = Na2Cr2O7 + BaCl2 + 2 KOH
CH3CHO + CO2 = CO + H2 =>
CH3CHO + CO2 = 3 CO + 2 H2
NO3 + C2H6O = NH4 + H2O + CO2 =>
6 NO3 + 5 C2H6O = 6 NH4 + 3 H2O + 10 CO2
C(g) + O2(g) = CO(g) =>
2 C(g) + O2(g) = 2 CO(g)
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
H2SO4 + CaCO3 = CaSO4* + H2CO3 =>
H2SO4 + CaCO3 = CaSO4* + H2CO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/13/25
Équations équilibrées sur02/12/24
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