| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe(s) + H2SO4(g) = FeSO4(s) + H2(g)
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
Mg + K2CO3 = MgO + C + K2O =>
2 Mg + K2CO3 = 2 MgO + C + K2O
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
MnO2 + K2CO3 + O2 = KMnO4 + CO2 =>
4 MnO2 + 2 K2CO3 + 3 O2 = 4 KMnO4 + 2 CO2
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
Hg(NO3)2 = HgO + NO2 + O =>
Hg(NO3)2 = HgO + 2 NO2 + O
AgNO3 + K2S2O8 + NaOH = Ag4O4 + Na2SO4 + KNO3 + H2O =>
4 AgNO3 + 2 K2S2O8 + 8 NaOH = Ag4O4 + 4 Na2SO4 + 4 KNO3 + 4 H2O
CH3CH(OH)CH3 + KMnO4 + H2SO4 = CH3C(O)CH3 + K2SO4 + H2O + MnSO4 =>
5 CH3CH(OH)CH3 + 2 KMnO4 + 3 H2SO4 = 5 CH3C(O)CH3 + K2SO4 + 8 H2O + 2 MnSO4
Fe + ZnBr2 = Zn + FeBr =>
2 Fe + ZnBr2 = Zn + 2 FeBr
LiBF4 + NH4Cl = BF3 + LiCl + NH3 + HF =>
LiBF4 + NH4Cl = BF3 + LiCl + NH3 + HF
CoSO4 + Na2CO3 = CoCO3 + Na2SO4 =>
CoSO4 + Na2CO3 = CoCO3 + Na2SO4
BaCO3 + H2SO4 = BaSO4 + H2CO3 =>
BaCO3 + H2SO4 = BaSO4 + H2CO3
NH3 + Cl2 = N2H2 + NH4Cl =>
6 NH3 + 2 Cl2 = N2H2 + 4 NH4Cl
ZnCO3 + H3PO4 = CO2 + H2O + Zn3(PO4)2 =>
3 ZnCO3 + 2 H3PO4 = 3 CO2 + 3 H2O + Zn3(PO4)2
CuSO4 + PbO = CuO + PbSO4 =>
CuSO4 + PbO = CuO + PbSO4
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
H2SO4 + Be = H2 + Be2(SO4)2 =>
2 H2SO4 + 2 Be = 2 H2 + Be2(SO4)2
Ni(NO3)2 + KI = NiI2 + KNO3 =>
Ni(NO3)2 + 2 KI = NiI2 + 2 KNO3
AsCl3 + NH4OH = As(OH)3 + NH4Cl =>
AsCl3 + 3 NH4OH = As(OH)3 + 3 NH4Cl
AgC2H3O2 + CrBr2 = AgC2H3Br2 + CrO2 =>
AgC2H3O2 + CrBr2 = AgC2H3Br2 + CrO2
Zn2Zn + H2O = Zn(OH)2 + H2 =>
Zn2Zn + 6 H2O = 3 Zn(OH)2 + 3 H2
C2H5OH + (OH)5COOH = C2H5COOC2H5 + H2O =>
23 C2H5OH + 4(OH)5COOH = 10 C2H5COOC2H5 + 31 H2O
BaCO3 + Ca(OH)2 = Ba(OH)2 + CaCO3 =>
BaCO3 + Ca(OH)2 = Ba(OH)2 + CaCO3
IO3 + AsO3{-}3 = AsO4{-}3 + I2 =>
2 IO3 + 6 AsO3{-}3 = 6 AsO4{-}3 + I2
K2CrO7 + CH3CH2OH + H2SO4 = Cr2(SO4)3 + COOHCH3 + K2SO4 + H2O =>
4 K2CrO7 + 9 CH3CH2OH + 10 H2SO4 = 2 Cr2(SO4)3 + 9 COOHCH3 + 4 K2SO4 + 19 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Na2CO3 + C5H7NO3 = C5H6NNaO3 + CO2 + H2O =>
Na2CO3 + 2 C5H7NO3 = 2 C5H6NNaO3 + CO2 + H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CuSO4(aq) + NH3(aq) = [Cu(NH3)4]SO4(aq) =>
CuSO4(aq) + 4 NH3(aq) = [Cu(NH3)4]SO4(aq)
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Na2S + HBr = NaBr + H2S =>
Na2S + 2 HBr = 2 NaBr + H2S
Al2(CO3)3 + NaOH = Na2CO3 + Al(OH)3 =>
Al2(CO3)3 + 6 NaOH = 3 Na2CO3 + 2 Al(OH)3
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
MgCCsCl = MgClCCs =>
MgCCsCl = MgClCCs
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Zn + SO2 + O2 = ZnSO4 =>
Zn + SO2 + O2 = ZnSO4
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
CoCl2(s) + Al(s) = Co(s) + AlCl3(s) =>
3 CoCl2(s) + 2 Al(s) = 3 Co(s) + 2 AlCl3(s)
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Fe3O + HNO3 = Fe + NO3 + H2O =>
Fe3O + 2 HNO3 = 3 Fe + 2 NO3 + H2O
C2H10(g) + O2(g) = CO(g) + H2O(g) =>
2 C2H10(g) + 7 O2(g) = 4 CO(g) + 10 H2O(g)
CuSO4 + HNO3 = Cu(NO3)2 + H2SO4 = =>
CuSO4 + 2 HNO3 = Cu(NO3)2 + H2SO4
CaP + H2O = Ca(OH)3 + PH3 =>
CaP + 3 H2O = Ca(OH)3 + PH3
AgNO3 + (NH4)2CrO4 = Ag2CrO4 + NH4NO3 =>
2 AgNO3 + (NH4)2CrO4 = Ag2CrO4 + 2 NH4NO3
HgI2 + KCl = KI + HgCl2 =>
HgI2 + 2 KCl = 2 KI + HgCl2
PbCrO4 + OH{-} = Pb(OH)3{-} + CrO4{2-} =>
PbCrO4 + 3 OH{-} = Pb(OH)3{-} + CrO4{2-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/16/24
Équations équilibrées sur01/15/24
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