| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K[Cr(OH)4] + 3 Br2 + 6 KOH = K2Cr2O7 + 6 KBr + 7 H2O
C2H5OH + NaOH = C2H3Na + H2O =>
C2H5OH + NaOH = C2H3Na + 2 H2O
C6HNO2 + Sn{2+} + H{+} = C6H5NH2 + Sn{4+} + H2O =>
C6HNO2 + 5 Sn{2+} + 10 H{+} = C6H5NH2 + 5 Sn{4+} + 2 H2O
Ni2[Fe(CN)6] + NH4OH = [Ni(NH3)6]2[Fe(CN)6] + H2O =>
Ni2[Fe(CN)6] + 12 NH4OH = [Ni(NH3)6]2[Fe(CN)6] + 12 H2O
C2H2O4*2H2O = C2H2O4 + H2O =>
C2H2O4*2H2O = C2H2O4 + 2 H2O
HHCO3 + NaOH = NaHCO3 + H2O =>
HHCO3 + NaOH = NaHCO3 + H2O
C18H33O2Na + ErCl3 = (C18H33O2)3Er + NaCl =>
3 C18H33O2Na + ErCl3 = (C18H33O2)3Er + 3 NaCl
NaOH + HCl = Na2(ClO2) + H2 =>
4 NaOH + 2 HCl = 2 Na2(ClO2) + 3 H2
Pb(C2H3O2)2 + LiCl = LiC2H3O2 + PbCl2 = (NH4)2SO4 + AlOH3 =>
Pb(C2H3O2)2 + 2 LiCl = 2 LiC2H3O2 + PbCl2
NiCrO4 + Cu = Ni + CuCrO4 =>
NiCrO4 + Cu = Ni + CuCrO4
Sb2O5 + H2O = H3SbO4 =>
Sb2O5 + 3 H2O = 2 H3SbO4
As2S5 + HNO3 + H2O = H3AsO4 + S + NO =>
3 As2S5 + 10 HNO3 + 4 H2O = 6 H3AsO4 + 15 S + 10 NO
(CH3)2NNH2 + N2O4 = CO2 + H2O + N2 =>
(CH3)2NNH2 + 2 N2O4 = 2 CO2 + 4 H2O + 3 N2
C3H4O3 + H = C3H6O3 =>
C3H4O3 + 2 H = C3H6O3
Cu + Pb(No3)2 = CuNo32 + Pb =>
3 Cu + 16 Pb(No3)2 = 3 CuNo32 + 16 Pb
C9H7NO + ICl = C9H5I2NO + HCl =>
C9H7NO + 2 ICl = C9H5I2NO + 2 HCl
H2 + Cn2 = HCn =>
H2 + Cn2 = 2 HCn
CH3CH2CH2OH + H2SO4 + NaMnO4 = Na2SO4 + MnSO4 + CH3CH2COOH + H2O =>
5 CH3CH2CH2OH + 6 H2SO4 + 4 NaMnO4 = 2 Na2SO4 + 4 MnSO4 + 5 CH3CH2COOH + 11 H2O
Na3AsO4(aq) + AgNO3(aq) = NaNO3(aq) + Ag3AsO4(s) =>
Na3AsO4(aq) + 3 AgNO3(aq) = 3 NaNO3(aq) + Ag3AsO4(s)
PCl3(s) + H2O = P4O6(aq) + HCl(g) =>
4 PCl3(s) + 6 H2O = P4O6(aq) + 12 HCl(g)
Br2{-} + NaI = NaBr + I2{-} =>
Br2{-} + 2 NaI = 2 NaBr + I2{-}
K3PO4 + CuNO3 = K3NO4 + CuPO3 =>
K3PO4 + CuNO3 = K3NO4 + CuPO3
NaCO2 + BaOH = BaCO2 + NaOH =>
NaCO2 + BaOH = BaCO2 + NaOH
HNO3 + PbCO3 = CO2 + H2O + Pb(NO3)2 =>
2 HNO3 + PbCO3 = CO2 + H2O + Pb(NO3)2
KMnO4 + H2SO4 + K4[Fe(CN)6] = K3[Fe(CN)6] + MnSO4 + K2SO4 + H2O =>
KMnO4 + 4 H2SO4 + 5 K4[Fe(CN)6] = 5 K3[Fe(CN)6] + MnSO4 + 3 K2SO4 + 4 H2O
Fe(ClO4)2 + Na2C2O4 = FeC2O4 + NaClO4 =>
Fe(ClO4)2 + Na2C2O4 = FeC2O4 + 2 NaClO4
HBF4 + Al(OH)3 = AlF3 + H3BO3 + H2O =>
3 HBF4 + 4 Al(OH)3 = 4 AlF3 + 3 H3BO3 + 3 H2O
KMgO4 = KMg + O2 =>
KMgO4 = KMg + 2 O2
Na2S + H2CO3 = NaH + SCO3 =>
Na2S + H2CO3 = 2 NaH + SCO3
Cr + NaNO2 = Cr(NO2)3 + Na =>
Cr + 3 NaNO2 = Cr(NO2)3 + 3 Na
J + H2O = HJ + HJO =>
2 J + H2O = HJ + HJO
H2SO4 + FeO = FeSO4 + H2O =>
H2SO4 + FeO = FeSO4 + H2O
Mg3(PO4)2(s) + BaCl2(aq) = MgCl2(aq) + Ba3(PO4)2(s) =>
Mg3(PO4)2(s) + 3 BaCl2(aq) = 3 MgCl2(aq) + Ba3(PO4)2(s)
CuCI2 + Al = AlCI2 + Cu =>
CuCI2 + Al = AlCI2 + Cu
H{+} + H2O + CrO4{2-} + Fe(OH)2 = Cr(OH)3 + Fe(OH)3 =>
2 H{+} + 2 H2O + CrO4{2-} + 3 Fe(OH)2 = Cr(OH)3 + 3 Fe(OH)3
Fe(s) + CO(g) = Fe2O3 + C(s) =>
2 Fe(s) + 3 CO(g) = Fe2O3 + 3 C(s)
IF8822 = F2 + I2 =>
2 IF8822 = 8822 F2 + I2
NH3 + Cu(NO3)2 = Cu(OH)2 + N2O + H2 =>
6 NH3 + Cu(NO3)2 = Cu(OH)2 + 4 N2O + 8 H2
Sr(NO2)2 = SrO + NO + O2 =>
2 Sr(NO2)2 = 2 SrO + 4 NO + O2
MnO + PbO2 + HNO3 = HMnO3 + Pb(NO3)2 + H2O =>
2 MnO + 3 PbO2 + 6 HNO3 = 2 HMnO3 + 3 Pb(NO3)2 + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
HClO4(aq) + Li2CO3(aq) = Li2ClO4(aq) + HCO3(aq) =>
HClO4(aq) + Li2CO3(aq) = Li2ClO4(aq) + HCO3(aq)
KI + H2SO4 = K2SO4 + I2 + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
NaNO3 + Ca(NO3)2 = NaCa + NO3 =>
NaNO3 + Ca(NO3)2 = NaCa + 3 NO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
MgO + C2O3 = MgC2O4 =>
MgO + C2O3 = MgC2O4
Ca + Pb(NO3)2 = Ca(NO3) + Pb =>
2 Ca + Pb(NO3)2 = 2 Ca(NO3) + Pb
C6H5CH2OH + MnO4{-} + H{+} = C7H6O2 + MnO2 + H2O =>
3 C6H5CH2OH + 4 MnO4{-} + 4 H{+} = 3 C7H6O2 + 4 MnO2 + 5 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
HCl(aq) + NaHSO3(aq) = SO2(g) + NaCl(aq) + H2O(l) =>
HCl(aq) + NaHSO3(aq) = SO2(g) + NaCl(aq) + H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/01/25
Équations équilibrées sur01/31/24
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