| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeSO4 + Na2SO4 + 2 H2O = Fe(HSO4)2 + 2 NaOH
K2Se + KClO + H2SO4 = K2SO4 + Cl2 + H2O + K2SeO4 =>
K2Se + 8 KClO + 4 H2SO4 = 4 K2SO4 + 4 Cl2 + 4 H2O + K2SeO4
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
K2CrO4 + Ba(NO3)2 = KNO3 + BaCrO4 =>
K2CrO4 + Ba(NO3)2 = 2 KNO3 + BaCrO4
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
ClO4 + H2O = Cl2 + OH =>
2 ClO4 + 8 H2O = Cl2 + 16 OH
NaH4PO3 + B2O3 + CH4N2O + ZnCl2 + KOH = BP + CO2 + H2O + KNO3 + NaCl + ZnO =>
4 NaH4PO3 + 2 B2O3 + CH4N2O + 2 ZnCl2 + 2 KOH = 4 BP + CO2 + 11 H2O + 2 KNO3 + 4 NaCl + 2 ZnO
Ag(NO3)2 + HCl = Ag(Cl)2 + HNO3 =>
Ag(NO3)2 + 2 HCl = Ag(Cl)2 + 2 HNO3
Fe2(SO4)3 + K2CO3 = Fe2(CO3)3 + K2(SO4) =>
Fe2(SO4)3 + 3 K2CO3 = Fe2(CO3)3 + 3 K2(SO4)
Cu2Cr2O7 + Mg = MgCr2O7 + Cu =>
Cu2Cr2O7 + Mg = MgCr2O7 + 2 Cu
Zn(OH)2 + H2SO3 = H2O + ZnSO3 =>
Zn(OH)2 + H2SO3 = 2 H2O + ZnSO3
KMnO4 + KCl + H2O = MnCl + KOH + Cl2 =>
KMnO4 + 7 KCl + 4 H2O = MnCl + 8 KOH + 3 Cl2
K2NO3 + O2 = KO2 + NO =>
K2NO3 + O2 = 2 KO2 + NO
BrNaI = BrINa =>
BrNaI = BrINa
P21 + O2 = P4O10 =>
4 P21 + 105 O2 = 21 P4O10
H2CO3 + Ba(OH)2 = Ba2(CO3)2 + H2O =>
2 H2CO3 + 2 Ba(OH)2 = Ba2(CO3)2 + 4 H2O
Cr2(SO)4 + KOH + H2O2 = K2CrO4 + H2O + K2SO4 =>
Cr2(SO)4 + 12 KOH + 14 H2O2 = 2 K2CrO4 + 20 H2O + 4 K2SO4
NO2(g) + H2O(l) = HNO3(aq) + NO(g) =>
3 NO2(g) + H2O(l) = 2 HNO3(aq) + NO(g)
Ag + H2SO4 + KNO3 = NO2 + K2SO4 + H2O + AgNO3 =>
Ag + H2SO4 + 2 KNO3 = NO2 + K2SO4 + H2O + AgNO3
Br + HCl = HBr + Cl =>
Br + HCl = HBr + Cl
FeCO3 + HI = HCO3 + FeI2 + H2 =>
2 FeCO3 + 4 HI = 2 HCO3 + 2 FeI2 + H2
P2S5(s) + PCl5(s) = PSCl3(g) =>
P2S5(s) + 3 PCl5(s) = 5 PSCl3(g)
HBrO3 + Be(OH)2 = Be(BrO3)2 + H2O =>
2 HBrO3 + Be(OH)2 = Be(BrO3)2 + 2 H2O
KHS + H2SO4 = K2SO4 + H2S =>
2 KHS + H2SO4 = K2SO4 + 2 H2S
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Cu2CO5H2 + Si2H6 = Cu2Si + H2O + CO2 + SiO2 =>
7 Cu2CO5H2 + 4 Si2H6 = 7 Cu2Si + 19 H2O + 7 CO2 + SiO2
Cu2SO4 = CuO + SO2 =>
Cu2SO4 = 2 CuO + SO2
MnO2 + ClO3 + KOH = KMnO4 + KCl + H2O =>
7 MnO2 + 3 ClO3 + 10 KOH = 7 KMnO4 + 3 KCl + 5 H2O
C6H5ClNaOH = C6H5ONaHCl =>
C6H5ClNaOH = C6H5ONaHCl
(NH4)2(SO4) + AgNO3 = NH4NO3 + Ag2SO4 =>
(NH4)2(SO4) + 2 AgNO3 = 2 NH4NO3 + Ag2SO4
FePO3 + HNO3 = Fe(NO3)3 + H3PO3 =>
FePO3 + 3 HNO3 = Fe(NO3)3 + H3PO3
PbOH2O = PbO2H2 =>
PbOH2O = PbO2H2
Ca(OH)2 + P2O5 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + P2O5 = Ca3(PO4)2 + 3 H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
FeCO3 + HI = HCO3 + FeI2 + H2 =>
2 FeCO3 + 4 HI = 2 HCO3 + 2 FeI2 + H2
Fe(SCN)3 + FeCl3 = Fe + Cl(SCN) =>
Fe(SCN)3 + FeCl3 = 2 Fe + 3 Cl(SCN)
CH2CHCH2OH + KMnO4 + H2O = CH2OHCH2OHCH2OH + MnO2 + KOH =>
3 CH2CHCH2OH + KMnO4 + 5 H2O = 3 CH2OHCH2OHCH2OH + MnO2 + KOH
Mg3(PO4)2 + CaCl2 = MgCl2 + Ca3(PO4)2 =>
Mg3(PO4)2 + 3 CaCl2 = 3 MgCl2 + Ca3(PO4)2
HCe + Ba(OH)2 = BaCe2 + H2O =>
2 HCe + Ba(OH)2 = BaCe2 + 2 H2O
Fe + H2 = FeH2 =>
Fe + H2 = FeH2
FeCO3 + HI = HCO3 + FeI2 + H2 =>
2 FeCO3 + 4 HI = 2 HCO3 + 2 FeI2 + H2
FeCO3 + HI = FeI2 + H2O + CO2 =>
FeCO3 + 2 HI = FeI2 + H2O + CO2
Al + HS3 = H2 + Al2S3 =>
4 Al + 2 HS3 = H2 + 2 Al2S3
Zn{+} + {-} = Zn =>
Zn{+} + e = Zn
CaHO + H2O = Ca(OH)2 + H =>
CaHO + H2O = Ca(OH)2 + H
Na + O2 = Na2O = E =>
4 Na + O2 = 2 Na2O
CH3COONa + KI = CH3CO2K + NaI =>
CH3COONa + KI = CH3CO2K + NaI
Li2O + CO2 = Li2CO3 =>
Li2O + CO2 = Li2CO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/26/24
Équations équilibrées sur12/26/23
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