| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 BaCl2 + 2 NaCl = 3 Cl2 + 2 NaBa
NaBr + HNO3 = NO2 + Br2 + H2O + Na2O =>
2 NaBr + 2 HNO3 = 2 NO2 + Br2 + H2O + Na2O
NaOH + H2O = NaO + H2OH3 =>
3 NaOH + H2O = 3 NaO + H2OH3
Bi2S3 + HNO3 = Bi2(SO4)3 + NO + H2O =>
Bi2S3 + 8 HNO3 = Bi2(SO4)3 + 8 NO + 4 H2O
Pb(OH)4 = Pb(OH)2 + OH =>
Pb(OH)4 = Pb(OH)2 + 2 OH
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
FeCl3 + KCNS = K3[Fe(CNS)6] + KCl =>
FeCl3 + 6 KCNS = K3[Fe(CNS)6] + 3 KCl
Sr3(PO4)2 + Na2SO4 = Na3PO4 + SrSO4 =>
Sr3(PO4)2 + 3 Na2SO4 = 2 Na3PO4 + 3 SrSO4
CO3{2-} + H3O{+} = HCO3{-} + H2O =>
CO3{2-} + H3O{+} = HCO3{-} + H2O
H2PO4{-} + HBrO = HPO4{2-} + H2BrO{+} =>
H2PO4{-} + HBrO = HPO4{2-} + H2BrO{+}
HC6H7O7 + K2CO3 = CO2 + H2O + KC6H7O7 =>
2 HC6H7O7 + K2CO3 = CO2 + H2O + 2 KC6H7O7
CaCl2 + K4C = Ca2C + KCl =>
2 CaCl2 + K4C = Ca2C + 4 KCl
Ba(NO3)2 + HCl = BaCl2 + HNO3 =>
Ba(NO3)2 + 2 HCl = BaCl2 + 2 HNO3
HCl + Ca(OH)2 = H2O + Ca7(OH)13Cl =>
HCl + 7 Ca(OH)2 = H2O + Ca7(OH)13Cl
C8H10O2 + H2O = C8H12O3 =>
C8H10O2 + H2O = C8H12O3
AgNO3 + K2Cr2O7 = Ag2Cr2O7 + KNO3 =>
2 AgNO3 + K2Cr2O7 = Ag2Cr2O7 + 2 KNO3
Al(NO3)3 + K2Cr2O7 = Al2(Cr2O7)3 + KNO3 =>
2 Al(NO3)3 + 3 K2Cr2O7 = Al2(Cr2O7)3 + 6 KNO3
NaOH(aq) + Ca(NO3)2(aq) = Ca(OH)2 + NaNO3(aq) =>
2 NaOH(aq) + Ca(NO3)2(aq) = Ca(OH)2 + 2 NaNO3(aq)
Ca(NO3)2(aq) + Na2SO4(aq) = CaSO4(s) + NaNO3(ac) =>
Ca(NO3)2(aq) + Na2SO4(aq) = CaSO4(s) + 2 NaNO3(ac)
Na2O + Co2 = Na2Co3 + O =>
2 Na2O + 3 Co2 = 2 Na2Co3 + 2 O
(MnO2) + Sn(OH)4 = Sn + (MnO2)(OH) =>
4(MnO2) + Sn(OH)4 = Sn + 4(MnO2)(OH)
Al2O3 + Hg2(NO3)2 + O2 = Al(NO3)3 + HgO =>
2 Al2O3 + 6 Hg2(NO3)2 + 3 O2 = 4 Al(NO3)3 + 12 HgO
Fe2O3 + FeCl3 = FeCl2 + O2 =>
2 Fe2O3 + 8 FeCl3 = 12 FeCl2 + 3 O2
K2Cr2O7 = K2CrO4 + Cr2O3 + O2 =>
4 K2Cr2O7 = 4 K2CrO4 + 2 Cr2O3 + 3 O2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Ca(OH)2 + C2O4 = CaC2O4(OH)2 =>
Ca(OH)2 + C2O4 = CaC2O4(OH)2
CO2 + H2O = HCO3{-} + H3O{+} =>
CO2 + 2 H2O = HCO3{-} + H3O{+}
Pb(NO3)2 + K2Cr2O7 = PbCr2O7 + KNO3 =>
Pb(NO3)2 + K2Cr2O7 = PbCr2O7 + 2 KNO3
H2AsO3 + O2 = HAsO4{-} + H{+} =>
2 H2AsO3 + O2 = 2 HAsO4{-} + 2 H{+}
K2CrO4 + Cu(NO3)2 = KNO3 + CuCrO4 =>
K2CrO4 + Cu(NO3)2 = 2 KNO3 + CuCrO4
CuY2 = CuY + Y =>
CuY2 = CuY + Y
NaHCO3 + CH3COOH = (CH3COO)Na + CO2 + H2O =>
NaHCO3 + CH3COOH = (CH3COO)Na + CO2 + H2O
NaBH4 + CH2O + H2O = CH3OH + NaH4BO4 =>
NaBH4 + 4 CH2O + 4 H2O = 4 CH3OH + NaH4BO4
Pt + NaCl = PtCl2 + Na =>
Pt + 2 NaCl = PtCl2 + 2 Na
HIO4 + Na2O = NaIO4 + H2O =>
2 HIO4 + Na2O = 2 NaIO4 + H2O
Fe(NO3)3 + KSCNO = KNO3 + Fe(SCNO)3 =>
Fe(NO3)3 + 3 KSCNO = 3 KNO3 + Fe(SCNO)3
K2CrO4 + BaCl2 = K2Cl2 + Ba(CrO4) =>
K2CrO4 + BaCl2 = K2Cl2 + Ba(CrO4)
Hg + CuO = Hg2O + Cu =>
2 Hg + CuO = Hg2O + Cu
HNO3 + Na2SO3 = H2O + SO2 + NaNO3 =>
2 HNO3 + Na2SO3 = H2O + SO2 + 2 NaNO3
Nb2O5 + HF = NbF5 + H2O =>
Nb2O5 + 10 HF = 2 NbF5 + 5 H2O
Na2CO3 + C2H5NO2 = (C2H5)2CO3 + NaNO2 =>
Na2CO3 + 2 C2H5NO2 = (C2H5)2CO3 + 2 NaNO2
Fe + KClO3 + KOH = K2FeO4 + H2O + KCl =>
Fe + KClO3 + 2 KOH = K2FeO4 + H2O + KCl
Ca3(PO4)2 = Ca + PO4 =>
Ca3(PO4)2 = 3 Ca + 2 PO4
CH08O02 + O2 = H2O + CO2 =>
CH08O02 + 2 O2 = 4 H2O + CO2
Zn + HCl + O = ZnCl2 + H2O =>
Zn + 2 HCl + O = ZnCl2 + H2O
K(s) + ZnCl(aq) = KCl2 + Zn =>
K(s) + 2 ZnCl(aq) = KCl2 + 2 Zn
HCOOCH(CH3)CH3 + NaOH = HCOONa + CH3CH(OH)CH3 =>
HCOOCH(CH3)CH3 + NaOH = HCOONa + CH3CH(OH)CH3
Fe3O4 + CO = FeO + CO2 =>
Fe3O4 + CO = 3 FeO + CO2
KNO3H2SO4 = HNO3KHSO4 =>
KNO3H2SO4 = HNO3KHSO4
NaHCO3 + CH3Cl = CH3COOH + NaClO =>
NaHCO3 + CH3Cl = CH3COOH + NaClO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/16/25
Équations équilibrées sur04/15/24
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