| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeSO4 + 2 AgClO3 = Fe(ClO3)2 + Ag2SO4
C20H17NO3 + O2 = CO2 + H2O + N3 =>
12 C20H17NO3 + 273 O2 = 240 CO2 + 102 H2O + 4 N3
KCn + H2SO4 = K2SO4 + HCn =>
2 KCn + H2SO4 = K2SO4 + 2 HCn
S2O8{-} + H{+} + I{-} = S2O7{2-} + H2O + I2 =>
2 S2O8{-} + 4 H{+} + 6 I{-} = 2 S2O7{2-} + 2 H2O + 3 I2
LiAlH4 + AlCl3 = AlH3 + LiCl =>
3 LiAlH4 + AlCl3 = 4 AlH3 + 3 LiCl
Ag(C2H3O2) + Na(OH) = Ag(OH) + Na(C2H3O2) =>
Ag(C2H3O2) + Na(OH) = Ag(OH) + Na(C2H3O2)
HI + PbCO3 = PbI2 + H2O + CO2 =>
2 HI + PbCO3 = PbI2 + H2O + CO2
Li2CO3 + H2SO4 = Li2SO4 + H2CO3 =>
Li2CO3 + H2SO4 = Li2SO4 + H2CO3
HBrO3(aq) + NaOH(aq) = NaBrO3(aq) + H2O(l) =>
HBrO3(aq) + NaOH(aq) = NaBrO3(aq) + H2O(l)
NH4OH + Ba(NO3)2 = Ba(OH)2 + NH4NO3 =>
2 NH4OH + Ba(NO3)2 = Ba(OH)2 + 2 NH4NO3
FeS2 + HNO3 = Fe(NO3)3 + H2SO4 + N2O + H2O =>
8 FeS2 + 54 HNO3 = 8 Fe(NO3)3 + 16 H2SO4 + 15 N2O + 11 H2O
Ca + NaNO3 + H2SO4 = NaHSO4 + Ca(NO3)2 + H2O + NO2 =>
Ca + 4 NaNO3 + 4 H2SO4 = 4 NaHSO4 + Ca(NO3)2 + 2 H2O + 2 NO2
(MnO4){-} + (SO3)2{-} + H{+} = (SO4)2{-} + Mn + H2O =>
4(MnO4){-} + 7(SO3)2{-} + 4 H{+} = 7(SO4)2{-} + 4 Mn + 2 H2O
CuS3 + HNO3 = Cu(NO3)2 + S + H2O + NO =>
3 CuS3 + 8 HNO3 = 3 Cu(NO3)2 + 9 S + 4 H2O + 2 NO
Al + KOH + H2O = KAl(OH)4 + H3 =>
Al + KOH + 3 H2O = KAl(OH)4 + H3
K4[Fe(CN)6] + [Ni(NH3)4](OH)2 = Ni2[Fe(CN)6] + KOH + NH3 =>
K4[Fe(CN)6] + 2[Ni(NH3)4](OH)2 = Ni2[Fe(CN)6] + 4 KOH + 8 NH3
Al2(SO4)3 + Zn(OH)2 = ZnSO4 + Al(OH)3 =>
Al2(SO4)3 + 3 Zn(OH)2 = 3 ZnSO4 + 2 Al(OH)3
C27H50 + Cl2 = C27H50Cl12 =>
C27H50 + 6 Cl2 = C27H50Cl12
BCO3 + HCl = BCl2 + CO2 + H2O =>
BCO3 + 2 HCl = BCl2 + CO2 + H2O
K2Cr2O7 + NaNO2 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + NaNO3 =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = Cr2(SO4)3 + 4 H2O + K2SO4 + 3 NaNO3
Ca(OH)2 + HF = CaF2 + HOH =>
Ca(OH)2 + 2 HF = CaF2 + 2 HOH
KMnO4 + FeS2 = K2MnO4 + MnO2 + Fe2O3 + SO2 =>
22 KMnO4 + 4 FeS2 = 11 K2MnO4 + 11 MnO2 + 2 Fe2O3 + 8 SO2
Pb + Na2SO4 = Pb(Na2SO4)2 =>
Pb + 2 Na2SO4 = Pb(Na2SO4)2
NO2HO = HNO3 =>
NO2HO = HNO3
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
C5H5N + H2O = C5H4N + H3O =>
C5H5N + H2O = C5H4N + H3O
K2CrO4 + Na2Co3 = K2Co3 + Na2CrO4 =>
K2CrO4 + Na2Co3 = K2Co3 + Na2CrO4
C7H4O + O2 = CO2 + H2O =>
2 C7H4O + 15 O2 = 14 CO2 + 4 H2O
SO4Cl3 + NH4OH = SO4(OH)3 + NH4Cl =>
SO4Cl3 + 3 NH4OH = SO4(OH)3 + 3 NH4Cl
I2O5 + CaO = Ca(IO3)2 =>
I2O5 + CaO = Ca(IO3)2
I{-} + H2O2 + H{+} = I2 + H2O =>
2 I{-} + H2O2 + 2 H{+} = I2 + 2 H2O
K2SO4(aq) + Co(NO3)2(aq) = KNO3(aq) + CoSO4 =>
K2SO4(aq) + Co(NO3)2(aq) = 2 KNO3(aq) + CoSO4
NiSe + O2 = NiO + Se =>
2 NiSe + O2 = 2 NiO + 2 Se
COCl + CaOH = COOH + CaCl =>
COCl + CaOH = COOH + CaCl
MgI2 + B = MgB2 + I2 =>
MgI2 + 2 B = MgB2 + I2
Ca(OH)2 + HF = CaF2 + H2O =>
Ca(OH)2 + 2 HF = CaF2 + 2 H2O
Pb(NO2)2 + KI = KNO2 + PbI2 =>
Pb(NO2)2 + 2 KI = 2 KNO2 + PbI2
LiOH + NO2 = LiNO3 + H2 =>
2 LiOH + 2 NO2 = 2 LiNO3 + H2
K2SO4(aq) + B9Cl2(aq) = B9SO4(s) + KCl(aq) =>
K2SO4(aq) + B9Cl2(aq) = B9SO4(s) + 2 KCl(aq)
HNO3 + FeI2 = I2 + Fe(NO3)3 + NO + H2O =>
4 HNO3 + FeI2 = I2 + Fe(NO3)3 + NO + 2 H2O
Ag + IK = AgI + K =>
Ag + IK = AgI + K
NaS2 + HCl = NaHS{-} + ClS{+} =>
NaS2 + HCl = NaHS{-} + ClS{+}
Na2CO3 + KF = Na2F + CO3K =>
Na2CO3 + KF = Na2F + CO3K
Pr2(C2O4)3 + LiOH = Li(C2O4)3 + Pr2(OH) =>
Pr2(C2O4)3 + LiOH = Li(C2O4)3 + Pr2(OH)
Na2Cr2O7 + SO2 + H2O = Cr(OH)(SO4) + Na2SO4 =>
Na2Cr2O7 + 3 SO2 + H2O = 2 Cr(OH)(SO4) + Na2SO4
Na2SO4 + C = Na2S + CO2 =>
Na2SO4 + 2 C = Na2S + 2 CO2
NaCl + AgNO3{-} = NaNO3{-} + AgCl =>
NaCl + AgNO3{-} = NaNO3{-} + AgCl
PbCl5 = PbCl2 + Cl =>
PbCl5 = PbCl2 + 3 Cl
SO3{2-} + OH{-} = SO4{2-} + H2O + {-} =>
SO3{2-} + 2 OH{-} = SO4{2-} + H2O + 2e
Cr(NO3)3 + SnO2 + KOH = K2CrO4 + Sn(NO3)2 + H2O =>
2 Cr(NO3)3 + 3 SnO2 + 4 KOH = 2 K2CrO4 + 3 Sn(NO3)2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/27/23
Équations équilibrées sur01/26/23
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