| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg2{+} + e = 2 Mg
Cr + H3PO4 + S8 = Cr2O7 + P2S2 + H2O =>
40 Cr + 56 H3PO4 + 7 S8 = 20 Cr2O7 + 28 P2S2 + 84 H2O
FeCN + NaOH = FeOH + NaCN =>
FeCN + NaOH = FeOH + NaCN
H2SO4 + KMnO4 + H2O2 = MnO4 + KHSO4 + H2O =>
2 H2SO4 + 2 KMnO4 + H2O2 = 2 MnO4 + 2 KHSO4 + 2 H2O
K[Al(OH)4] + CO2 = K2CO3 + Al(OH)3 + H2O =>
2 K[Al(OH)4] + CO2 = K2CO3 + 2 Al(OH)3 + H2O
AgNO3 + NH4Cl = AgCl + NH3 + NO2 + H2O =>
7 AgNO3 + 7 NH4Cl = 7 AgCl + 6 NH3 + 8 NO2 + 5 H2O
CrO5 = CrO3 + O2 =>
CrO5 = CrO3 + O2
KMnO4 + NaOH + Na2SO3 = Na2MnO4 + K2SO4 + H2O =>
2 KMnO4 + 2 NaOH + Na2SO3 = 2 Na2MnO4 + K2SO4 + H2O
Na3(PO4) + Co(NO3)2 = Co(PO4) + Na3(NO3)2 =>
Na3(PO4) + Co(NO3)2 = Co(PO4) + Na3(NO3)2
H6C2O2 + O2 = CO2 + H2O =>
2 H6C2O2 + 5 O2 = 4 CO2 + 6 H2O
Cu(NH3)4{2+} + OH{-} = CuO + NH3 + H2O =>
Cu(NH3)4{2+} + 2 OH{-} = CuO + 4 NH3 + H2O
Cu2S + HNO3 = Cu(NO3)2 + SO2 + H2O + NO =>
3 Cu2S + 20 HNO3 = 6 Cu(NO3)2 + 3 SO2 + 10 H2O + 8 NO
K2Cr2O7 + C2H5OH + HCl = CrCl3 + C2H4O + H2O + KCl =>
K2Cr2O7 + 3 C2H5OH + 8 HCl = 2 CrCl3 + 3 C2H4O + 7 H2O + 2 KCl
Sr + MnCO3 = Mn + SrCO3 =>
Sr + MnCO3 = Mn + SrCO3
Pb + H2SO4 + H2O = PbSO4 + e + H3O{+} =>
Pb + H2SO4 + 2 H2O = PbSO4 + 2e + 2 H3O{+}
HNO3 + As2S5 = NO2 + H3AsO4 + HSO4{-} + H{+} + H2O =>
40 HNO3 + As2S5 = 40 NO2 + 2 H3AsO4 + 5 HSO4{-} + 5 H{+} + 12 H2O
Al(NO3)3(aq) + (NH4)2CO3(aq) = Al2(CO3)3(s) + NH4NO3(aq) =>
2 Al(NO3)3(aq) + 3(NH4)2CO3(aq) = Al2(CO3)3(s) + 6 NH4NO3(aq)
TbCl3*9H2O + C5H8O2 + NaOH + C12H8N2 = Tb(C5H7O2)3(C12H8N2) + NaCl + H2O =>
TbCl3*9H2O + 3 C5H8O2 + 3 NaOH + C12H8N2 = Tb(C5H7O2)3(C12H8N2) + 3 NaCl + 12 H2O
CH2OH{-}CH2OH{-}CH2OH + K = CH2OK{-}CH2OK{-}CH2OK + H2 =>
2 CH2OH{-}CH2OH{-}CH2OH + 2 K = 2 CH2OK{-}CH2OK{-}CH2OK + H2
[Ag(NH3)2]NO3 + KI + H2O = AgI + KNO3 + NH4OH =>
[Ag(NH3)2]NO3 + KI + 2 H2O = AgI + KNO3 + 2 NH4OH
SiCl4 + K = Si + KCl =>
SiCl4 + 4 K = Si + 4 KCl
C7H27 + O2 = CO2 + H2O =>
4 C7H27 + 55 O2 = 28 CO2 + 54 H2O
[Cu(H2O)6]{2+} + NH3 = [Cu(NH3)4]{2+} + H2O =>
[Cu(H2O)6]{2+} + 4 NH3 = [Cu(NH3)4]{2+} + 6 H2O
NaI + Ag2CO3 = Na2CO3 + AgI =>
2 NaI + Ag2CO3 = Na2CO3 + 2 AgI
Ca(CH3COO)2(aq) + Ba(OH)2(aq) = Ca(OH)2(s) + Ba(CH3COO)2(aq) =>
Ca(CH3COO)2(aq) + Ba(OH)2(aq) = Ca(OH)2(s) + Ba(CH3COO)2(aq)
Mg + H2O = H2 + Mg(OH)2 =>
Mg + 2 H2O = H2 + Mg(OH)2
H{+} + HSO4{-} = H2 + SO4 =>
H{+} + HSO4{-} = H2 + SO4
CH3CH2Br + NaOCH3CH2 = CH3CH2OCH3CH2 + NaBr =>
CH3CH2Br + NaOCH3CH2 = CH3CH2OCH3CH2 + NaBr
Sr(OH)2 + HI = SrH + I(OH)2 =>
Sr(OH)2 + HI = SrH + I(OH)2
Sodium + oxygen = sodiumdioxide =>
Na + O2 = NaO2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Hg + NO3{-} + Cl{-} + H{+} = [HgCl4]{2-} + NO2 + H2O =>
Hg + 2 NO3{-} + 4 Cl{-} + 4 H{+} = [HgCl4]{2-} + 2 NO2 + 2 H2O
KClO4 = KCl + O2 =>
KClO4 = KCl + 2 O2
Hg2(NO3)2 + HCl = Hg2Cl2 + HNO3 =>
Hg2(NO3)2 + 2 HCl = Hg2Cl2 + 2 HNO3
MnO2 + KOH + KClO3 = K2Mn2O7 + KCl + H2O =>
6 MnO2 + 6 KOH + 2 KClO3 = 3 K2Mn2O7 + 2 KCl + 3 H2O
KCrO2 + KClO + KHO = K2CrO4 + KCl + H2O =>
2 KCrO2 + 3 KClO + 2 KHO = 2 K2CrO4 + 3 KCl + H2O
Al(NO3)3(aq) + K2CO3(aq) = Al2(CO3)3(s) + KNO3(aq) =>
2 Al(NO3)3(aq) + 3 K2CO3(aq) = Al2(CO3)3(s) + 6 KNO3(aq)
Hg2(NO3)2 + HCl = HgCl + HNO3 =>
Hg2(NO3)2 + 2 HCl = 2 HgCl + 2 HNO3
PbO2 + KCl + H2O = KClO3 + Pb(OH)3 =>
6 PbO2 + KCl + 9 H2O = KClO3 + 6 Pb(OH)3
Hg2(NO3)2 + HCl = HgCl2 + H2O + NO2 =>
Hg2(NO3)2 + 4 HCl = 2 HgCl2 + 2 H2O + 2 NO2
Fe(OH)3 + Fe = Fe3O4 + H2O =>
8 Fe(OH)3 + Fe = 3 Fe3O4 + 12 H2O
CdCl2 + HBrO3 = CdBr + Cl2O + HO2 =>
CdCl2 + HBrO3 = CdBr + Cl2O + HO2
Zn3 + HCl = ZnCl3 + H2 =>
2 Zn3 + 18 HCl = 6 ZnCl3 + 9 H2
CuCl + HClO3 = CuCl2 + Cu(ClO3)2 + H2O =>
12 CuCl + 12 HClO3 = 7 CuCl2 + 5 Cu(ClO3)2 + 6 H2O
Mg2NO3 + LiSO4 = Mg2SO4 + LiNO3 =>
Mg2NO3 + LiSO4 = Mg2SO4 + LiNO3
Cu + PdCl2 = Pd + CuCl =>
2 Cu + PdCl2 = Pd + 2 CuCl
NaCl + NH2CO2 + H2O = NaHCO3 + NH3Cl =>
NaCl + NH2CO2 + H2O = NaHCO3 + NH3Cl
CuSO4 + K2Cr2O7 = CuCr2O7 + K2SO4 =>
CuSO4 + K2Cr2O7 = CuCr2O7 + K2SO4
XY + Y = XY2 =>
XY + Y = XY2
PbO2 + Pb + H2SO4 = HPbO2 + Pb2SO3 =>
3 PbO2 + 5 Pb + 2 H2SO4 = 4 HPbO2 + 2 Pb2SO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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