| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe3O4 + 8 H3O{+} = Fe{2+} + 12 H2O + 2 Fe{3+}
CuS + HCl = CuCl2 + H2S =>
CuS + 2 HCl = CuCl2 + H2S
CH2Cl2 + Zn = ZnCl2 + CH2 = CH2 =>
CH2Cl2 + Zn = ZnCl2 + CH2
VCl3 + H2O2 + H2SO4 = (VO3)2SO4 + HCl + H2O =>
2 VCl3 + 4 H2O2 + H2SO4 = (VO3)2SO4 + 6 HCl + 2 H2O
CaCl + HOH = CaOH + HCl =>
CaCl + HOH = CaOH + HCl
FeSO4(aq) + Na2CO3(aq) = FeCO3(aq) + Na2SO4(aq) =>
FeSO4(aq) + Na2CO3(aq) = FeCO3(aq) + Na2SO4(aq)
Fe + O = Fe4O6 =>
4 Fe + 6 O = Fe4O6
C2H5OH + KMnO4 + H{+} = K{+} + MnO2 + C4H8O2 + H2O =>
6 C2H5OH + 4 KMnO4 + 4 H{+} = 4 K{+} + 4 MnO2 + 3 C4H8O2 + 8 H2O
KMnO4 + H2SO4 + Na2SO3 = MnSO4 + K2SO4 + NaSO4 + H2O =>
4 KMnO4 + 11 H2SO4 + 5 Na2SO3 = 4 MnSO4 + 2 K2SO4 + 10 NaSO4 + 11 H2O
Na2S2O3 + HClO + H2O = Na2SO4 + HCl + H2SO4 =>
Na2S2O3 + 4 HClO + H2O = Na2SO4 + 4 HCl + H2SO4
Pb(SO4)2 + AgNO3 = Ag2SO4 + Pb(NO3)4 =>
Pb(SO4)2 + 4 AgNO3 = 2 Ag2SO4 + Pb(NO3)4
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Pb(NO3)2(aq) + Na2CO3(aq) = Pb(CO3)(s) + NaNO3 =>
Pb(NO3)2(aq) + Na2CO3(aq) = Pb(CO3)(s) + 2 NaNO3
K2Cr2O7 + HF + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + F2 =>
K2Cr2O7 + 6 HF + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 7 H2O + 3 F2
BO2 + H2O = BO2H2 + O2 =>
2 BO2 + 2 H2O = 2 BO2H2 + O2
AlCl3 + NH4OH = NH4Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4Cl + Al(OH)3
Cr(OH)4{-} + H2O2 = CrO4{-} + H2O =>
Cr(OH)4{-} + 2 H2O2 = CrO4{-} + 4 H2O
Pb(NO3)2(aq) + Na2CO3(aq) = PbCO3 + NaNO3 =>
Pb(NO3)2(aq) + Na2CO3(aq) = PbCO3 + 2 NaNO3
C + H2 + O2 = CH3COOH =>
2 C + 2 H2 + O2 = CH3COOH
CuS + NaOH = Cu(OH)2 + Na2S =>
CuS + 2 NaOH = Cu(OH)2 + Na2S
HClO3 + Br2 + H2O = HBrO3 + HCl =>
5 HClO3 + 3 Br2 + 3 H2O = 6 HBrO3 + 5 HCl
Cr(OH)4{-} + H2O2 = CrO4{-}2 + H2O =>
Cr(OH)4{-} + 2 H2O2 = CrO4{-}2 + 4 H2O
CH3CHO + O2 = CH3COOH =>
2 CH3CHO + O2 = 2 CH3COOH
Pb(NO3)2(aq) + Na2CO3(aq) = PbCO3(s) + NaNO3 =>
Pb(NO3)2(aq) + Na2CO3(aq) = PbCO3(s) + 2 NaNO3
CoO + C = Co + CO(g) =>
CoO + C = Co + CO(g)
CrCl3 + H2O = Cr2O3 + HCl =>
2 CrCl3 + 3 H2O = Cr2O3 + 6 HCl
CH3OH + Br2 = CH3Br + OH =>
2 CH3OH + Br2 = 2 CH3Br + 2 OH
C2O4H2 + O2 = CO2 + H2O2 =>
C2O4H2 + O2 = 2 CO2 + H2O2
(NH4)3PO4(aq) + KOH(aq) = K3PO4(aq) + H2O(l) + NH3(g) =>
(NH4)3PO4(aq) + 3 KOH(aq) = K3PO4(aq) + 3 H2O(l) + 3 NH3(g)
Cr(OH)4{-} + H2O2 = CrO4{2-} + H2O + H{+} =>
2 Cr(OH)4{-} + 3 H2O2 = 2 CrO4{2-} + 6 H2O + 2 H{+}
N2O4 + KOH = KNO2 + KO2 + H2O =>
3 N2O4 + 8 KOH = 6 KNO2 + 2 KO2 + 4 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
ClO2 + H2O = HClO3 + HCl =>
6 ClO2 + 3 H2O = 5 HClO3 + HCl
Mg(NO2)2 + HCl = MgCl2 + HNO2 =>
Mg(NO2)2 + 2 HCl = MgCl2 + 2 HNO2
Ba(OH)2 + H2SO4 = Ba2(SO4)2 + HOH =>
2 Ba(OH)2 + 2 H2SO4 = Ba2(SO4)2 + 4 HOH
ScBr3 + Cl2 = ScCl3 + Br2 =>
2 ScBr3 + 3 Cl2 = 2 ScCl3 + 3 Br2
Na2Co3 + KOH = Co3K + Na2OH =>
Na2Co3 + KOH = Co3K + Na2OH
KMnO4 + CO2 + H2O = KOH + MnO2 + HCO3 =>
KMnO4 + 3 CO2 + 2 H2O = KOH + MnO2 + 3 HCO3
Mg{2+} + Pb = Mg + Pb2{+} =>
Mg{2+} + 4 Pb = Mg + 2 Pb2{+}
Al + S = Al2S4 =>
2 Al + 4 S = Al2S4
SrBr + NaSO3 = SrSO3 + NaBr =>
SrBr + NaSO3 = SrSO3 + NaBr
Pb + NaOH + H2O = Na[Pb(OH)3] + H2 =>
Pb + NaOH + 2 H2O = Na[Pb(OH)3] + H2
Ca + Al = Ca3Al2 =>
3 Ca + 2 Al = Ca3Al2
P4O10(s) + H2O(l) = HPO4(aq) + H3O =>
P4O10(s) + 14 H2O(l) = 4 HPO4(aq) + 8 H3O
HClO4 + Cr(OH)2 = Cr(OH)ClO4 + H2O =>
HClO4 + Cr(OH)2 = Cr(OH)ClO4 + H2O
Pb + NaOH + H2O = Na[Pb(OH)4] + H2 =>
2 Pb + 2 NaOH + 6 H2O = 2 Na[Pb(OH)4] + 3 H2
C2H4 + Cl2 = C2H4Cl2 =>
C2H4 + Cl2 = C2H4Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/25/24
Équations équilibrées sur12/25/23
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