| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 O + Fe + SO2 = FeSO4
Cu + HNO3 + H{+} = NO + H2O + Cu{2+} =>
3 Cu + 2 HNO3 + 6 H{+} = 2 NO + 4 H2O + 3 Cu{2+}
NiCl2 + NH4OH = Ni(OH)2 + NH4Cl =>
NiCl2 + 2 NH4OH = Ni(OH)2 + 2 NH4Cl
KOH + HCl = KCl + H2O() =>
KOH + HCl = KCl + H2O()
C + Al2O3 = Al4C4 + CO =>
10 C + 2 Al2O3 = Al4C4 + 6 CO
Zn + KOH + H2O = K2O5Zn + H5 =>
5 Zn + 10 KOH + 15 H2O = 5 K2O5Zn + 8 H5
Co(NH3)6 + O2 = (NH3)5CoOOCo(NH3)5 + NH3 =>
2 Co(NH3)6 + O2 = (NH3)5CoOOCo(NH3)5 + 2 NH3
Sn + HNO3 + H2O = H2SnO3 + NO =>
3 Sn + 4 HNO3 + H2O = 3 H2SnO3 + 4 NO
Sr(OH)2 + H3BO3 = Sr3(BO3)2 + H2(OH)2 =>
3 Sr(OH)2 + 2 H3BO3 = Sr3(BO3)2 + 3 H2(OH)2
CaCO3 + Na2CO3 + (NH4)3PO4 + SiO2 = Ca6Na(PO4)3SiO4 + CO2 + NH3 + H2O =>
12 CaCO3 + Na2CO3 + 6(NH4)3PO4 + 2 SiO2 = 2 Ca6Na(PO4)3SiO4 + 13 CO2 + 18 NH3 + 9 H2O
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
Ca3P2 + H2SO4 = Ca3(PO4)2 + SO2 + H2O =>
Ca3P2 + 8 H2SO4 = Ca3(PO4)2 + 8 SO2 + 8 H2O
Hg + Fe(NO3)3 = Fe + Hg(NO3)2 =>
3 Hg + 2 Fe(NO3)3 = 2 Fe + 3 Hg(NO3)2
Mn{2+}(aq) + Br2(l) + H2O = MnO2(s) + Br{-}(aq) + H{+} =>
Mn{2+}(aq) + Br2(l) + 2 H2O = MnO2(s) + 2 Br{-}(aq) + 4 H{+}
Ga + HI = GaI + H2 =>
2 Ga + 2 HI = 2 GaI + H2
BaCl2 + KMnO4 + H2SO4 = BaSO4*KMnO4 + HCl =>
BaCl2 + KMnO4 + H2SO4 = BaSO4*KMnO4 + 2 HCl
Sn + P4 = Sn3P4 =>
3 Sn + P4 = Sn3P4
Ni(OH)2 + KOH + Br2 = KBr + H2O + NiOOH =>
2 Ni(OH)2 + 2 KOH + Br2 = 2 KBr + 2 H2O + 2 NiOOH
Fe(OH)3 + NH3 = [Fe(NH3)2](OH)3 =>
Fe(OH)3 + 2 NH3 = [Fe(NH3)2](OH)3
(C2H5)2O + KI = (C2H5)2 + OKI =>
(C2H5)2O + KI = (C2H5)2 + OKI
HCl(aq) + NaHCO3(s) = CO2(g) + H2O(l) + NaCl(aq) =>
HCl(aq) + NaHCO3(s) = CO2(g) + H2O(l) + NaCl(aq)
NaHCO3 + C8H8O7 = CO2 + H2O + Na3C6H5O7 =>
39 NaHCO3 + 9 C8H8O7 = 33 CO2 + 23 H2O + 13 Na3C6H5O7
Fe2(C2O4)3 = FeC2O4 + CO2 =>
Fe2(C2O4)3 = 2 FeC2O4 + 2 CO2
NaOH + Cl = NaCl + NaClO + H2O =>
2 NaOH + 2 Cl = NaCl + NaClO + H2O
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
C27H53O + O2 = CO2 + H2O =>
4 C27H53O + 159 O2 = 108 CO2 + 106 H2O
Silvernitrate + sodiumbromide = sodiumnitrate + silverbromide =>
AgNO3 + NaBr = NaNO3 + AgBr
BaF2 + K3P = Ba3P2 + KF =>
3 BaF2 + 2 K3P = Ba3P2 + 6 KF
C5H12O + C4H6O3 = C7H14O2 + C2H4O2 =>
C5H12O + C4H6O3 = C7H14O2 + C2H4O2
Mn3O4 + HNO3 = MnO2 + NO2 + H2O =>
Mn3O4 + 4 HNO3 = 3 MnO2 + 4 NO2 + 2 H2O
Pb(CNO)2 + NH3 + H2O = Pb(OH)2 + (NH2)2CO =>
Pb(CNO)2 + 2 NH3 + 2 H2O = Pb(OH)2 + 2(NH2)2CO
HCl + CaCO3 = CaCl2 + CO2 + H2OCH4 + O2 = CO2 + H2O =>
6 HCl + 3 CaCO3 = 3 CaCl2 + 2 CO2 + H2OCH4 + 2 O2
S2Cl2 + H2O = SO2 + HCl + S2 =>
4 S2Cl2 + 4 H2O = 2 SO2 + 8 HCl + 3 S2
HCOOH + Ca = CaCOOH + H2 =>
2 HCOOH + 2 Ca = 2 CaCOOH + H2
Cr2O3 + KClO + KOH = K2CrO4 + KCl + H2O =>
Cr2O3 + 3 KClO + 4 KOH = 2 K2CrO4 + 3 KCl + 2 H2O
CsOH + H2O = CsO{-} + H3O{+} =>
CsOH + H2O = CsO{-} + H3O{+}
Hg2S = Hg + S =>
Hg2S = 2 Hg + S
HNO3 + Na2CO3 = NaNO3 + H2O + CO2 =>
2 HNO3 + Na2CO3 = 2 NaNO3 + H2O + CO2
LiOH + CdO = Cd(OH)2 + Li2O =>
2 LiOH + CdO = Cd(OH)2 + Li2O
Co{2+} + NH4SCN = [Co(SCN)4]{2-} + NH4{+} =>
Co{2+} + 4 NH4SCN = [Co(SCN)4]{2-} + 4 NH4{+}
GaAs + NCl = GaN3 + AsCl3 =>
GaAs + 3 NCl = GaN3 + AsCl3
Cu + Hg2(NO3)2 = Cu2(NO3)2 + Hg =>
2 Cu + Hg2(NO3)2 = Cu2(NO3)2 + 2 Hg
KCl + NiSO4 = KSO4 + NiCl =>
KCl + NiSO4 = KSO4 + NiCl
Na2CO3 + As + O = Na3AsO4 + CO2 =>
3 Na2CO3 + 2 As + 5 O = 2 Na3AsO4 + 3 CO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
AgNO3 + Cl2 = AgCl + N302 + O2 =>
302 AgNO3 + 151 Cl2 = 302 AgCl + N302 + 453 O2
KMnO4 + NaCl + H2SO4 = Cl2 + K2SO4 + MnSO4 + H2O + Na2SO4 =>
2 KMnO4 + 10 NaCl + 8 H2SO4 = 5 Cl2 + K2SO4 + 2 MnSO4 + 8 H2O + 5 Na2SO4
FeCl3 + Na2SiO3 + H2O = Fe(OH)3 + NaCl + SiO2 =>
2 FeCl3 + 3 Na2SiO3 + 3 H2O = 2 Fe(OH)3 + 6 NaCl + 3 SiO2
HNO3 + H3PO3 = NO + H3PO4 + H2O =>
2 HNO3 + 3 H3PO3 = 2 NO + 3 H3PO4 + H2O
CuO + H2CO3 = CuCO3 + Cu(OH)2 =>
2 CuO + H2CO3 = CuCO3 + Cu(OH)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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