| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2S + 3 H2SO4 = 2 NaOH + 4 SO2 + 2 H2O
C2H6O + KMnO4 = CO2 + K2O + MnO3 + H2O =>
C2H6O + 12 KMnO4 = 2 CO2 + 6 K2O + 12 MnO3 + 3 H2O
KNO2 + KI + H2SO4 = I2 + NO + K2SO4 + H2O =>
2 KNO2 + 2 KI + 2 H2SO4 = I2 + 2 NO + 2 K2SO4 + 2 H2O
Fe(OH)2 + H2O + H2SO4 = Fe(OH)3 + H2S =>
8 Fe(OH)2 + 4 H2O + H2SO4 = 8 Fe(OH)3 + H2S
MnO4{-} + Sn2{+} = Mn2{+} + Sn4{+} + O4 =>
2 MnO4{-} + 6 Sn2{+} = Mn2{+} + 3 Sn4{+} + 2 O4
H2SO4 = O2 + H2O + SO2 =>
2 H2SO4 = O2 + 2 H2O + 2 SO2
C7H6O + C3H6O = H2O + C17H14O =>
2 C7H6O + C3H6O = 2 H2O + C17H14O
MnSO4 + K2S = K2SO4 + MnS =>
MnSO4 + K2S = K2SO4 + MnS
Fe3O4 + H2SO4 = FeSO4 + H2O + Fe2(SO4)3 =>
Fe3O4 + 4 H2SO4 = FeSO4 + 4 H2O + Fe2(SO4)3
KOHNH4Cl = KClNH3H2O =>
KOHNH4Cl = KClNH3H2O
NH3(g) + O(g) = N2(g) + H2O(g) =>
2 NH3(g) + 3 O(g) = N2(g) + 3 H2O(g)
SiH4 + NaOH + H2O = Na2SiO3 + H2 =>
SiH4 + 2 NaOH + H2O = Na2SiO3 + 4 H2
HF + AgNO3 = AgF + HNO3 =>
HF + AgNO3 = AgF + HNO3
As2S3 + HNO3 + H2O = H3As2O4 + S + NO =>
3 As2S3 + 5 HNO3 + 2 H2O = 3 H3As2O4 + 9 S + 5 NO
Ba2 + H2O = Ba(OH)2 + H3 =>
3 Ba2 + 12 H2O = 6 Ba(OH)2 + 4 H3
Ag + H2SO4 = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
C8H12 + O2 = CO + H2O =>
C8H12 + 7 O2 = 8 CO + 6 H2O
AlCl3* + KOH = Al(OH)3 + KCl =>
AlCl3* + 3 KOH = Al(OH)3 + 3 KCl
NaCO3 + HCl = CO2 + H2O + NaCl2 =>
NaCO3 + 2 HCl = CO2 + H2O + NaCl2
HBr + BaSO3 = SO2 + H2O + BaBr2 =>
2 HBr + BaSO3 = SO2 + H2O + BaBr2
CuCl2 + Fe(OH)2 = FeCl2 + Cu(OH)2 =>
CuCl2 + Fe(OH)2 = FeCl2 + Cu(OH)2
Cu(OH)2 + NaCl = CuCl2 + NaOH =>
Cu(OH)2 + 2 NaCl = CuCl2 + 2 NaOH
CH3OH + C57H110O6 = C55H106O4 + C3H8O3 =>
CH3OH + C57H110O6 = C55H106O4 + C3H8O3
BrO2 + NaOH = NaBr + NaBrO3 + HO =>
3 BrO2 + 3 NaOH = NaBr + 2 NaBrO3 + 3 HO
BaO + NaNO3 = Ba(NO3)2 + Na2O =>
BaO + 2 NaNO3 = Ba(NO3)2 + Na2O
CH2O = HCOOCH3 =>
2 CH2O = HCOOCH3
P + S = P2S5 =>
2 P + 5 S = P2S5
Mg(s) + ZnCl2 = Zn + MgCl2 =>
Mg(s) + ZnCl2 = Zn + MgCl2
C17H23 + O2 = CO2 + H2O =>
4 C17H23 + 91 O2 = 68 CO2 + 46 H2O
NaCl(aq) + BaBr2(aq) = BaCl2(s) + NaBr(aq) =>
2 NaCl(aq) + BaBr2(aq) = BaCl2(s) + 2 NaBr(aq)
C10H6(g) + Cl2(g) = HCl(g) + C(s) =>
C10H6(g) + 3 Cl2(g) = 6 HCl(g) + 10 C(s)
AgBrO3 + Br2 + H2O = AgBr + HBrO3 =>
5 AgBrO3 + 3 Br2 + 3 H2O = 5 AgBr + 6 HBrO3
[Co(H2O)6]Cl2 + NH3 + NH4Cl + H2O2 = [Co(NH3)6]Cl3 + H2O =>
2[Co(H2O)6]Cl2 + 10 NH3 + 2 NH4Cl + H2O2 = 2[Co(NH3)6]Cl3 + 14 H2O
Cu(NO3)2 + NaI = I2 + CuNO3 + NaNO3 =>
2 Cu(NO3)2 + 2 NaI = I2 + 2 CuNO3 + 2 NaNO3
Mg + CuCl2(aq) = MgCl2 + Cu =>
Mg + CuCl2(aq) = MgCl2 + Cu
KBr + H2O = HBr + KOH =>
KBr + H2O = HBr + KOH
C2H5OH + C12H22O11 + CH4N2O = C12H25NO2 + H2O =>
40 C2H5OH + C12H22O11 + 4 CH4N2O = 8 C12H25NO2 + 39 H2O
Mg(NO3)2 + NaCO3 = MgCO3 + Na(NO3)2 =>
Mg(NO3)2 + NaCO3 = MgCO3 + Na(NO3)2
Pb + HSO4 = PbSO4 + H =>
Pb + HSO4 = PbSO4 + H
Fe2O2(s) + H2(g) = Fe(s) + H2O =>
Fe2O2(s) + 2 H2(g) = 2 Fe(s) + 2 H2O
Ba(ClO4)2 + Cu2SO4 = BaSO4 + CuClO4 =>
Ba(ClO4)2 + Cu2SO4 = BaSO4 + 2 CuClO4
C7H14O + O2 = CO + H2O =>
2 C7H14O + 13 O2 = 14 CO + 14 H2O
VCl5 + AgNO3 = V(NO3)5 + AgCl =>
VCl5 + 5 AgNO3 = V(NO3)5 + 5 AgCl
Cu + HNO3(rozc) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(rozc) = 3 Cu(NO3)2 + 2 NO + 4 H2O
C2H5O2 + NaHCO3 = Na2C2H5O2 + CO2 + H2O =>
11 C2H5O2 + 18 NaHCO3 = 9 Na2C2H5O2 + 22 CO2 + 14 H2O
FeCO3 + HClO = FeClO + HCO3 =>
FeCO3 + HClO = FeClO + HCO3
NaNO3{-} + Pb4SO4{-2} = NaSO4{-2} + Pb4NO3{-} =>
NaNO3{-} + Pb4SO4{-2} = NaSO4{-2} + Pb4NO3{-}
Na2CO3(aq) + HCl(aq) = CO2(aq) + H2O(l) + NaCl(aq) =>
Na2CO3(aq) + 2 HCl(aq) = CO2(aq) + H2O(l) + 2 NaCl(aq)
Na2CO3H2O(s) + HCl(aq) = NaCl(s) + CO2(g) + H2O =>
Na2CO3H2O(s) + 2 HCl(aq) = 2 NaCl(s) + CO2(g) + 2 H2O
Fl + CuSO4 = FlSO4 + Cu =>
Fl + CuSO4 = FlSO4 + Cu
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Équations équilibrées sur01/08/25
Équations équilibrées sur02/07/24
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