| Équations équilibrées la veille | Équations équilibrées le lendemain |
ZnSO4(s) + Li2CO3(s) = ZnCO3(s) + Li2SO4(s)
C16H26O2 + O2 = CO2 + H2O =>
2 C16H26O2 + 43 O2 = 32 CO2 + 26 H2O
KMnO4 + CH2CH2 + KOH = CH2(OH)CH2OH + K2MnO4 =>
2 KMnO4 + CH2CH2 + 2 KOH = CH2(OH)CH2OH + 2 K2MnO4
Al + S = Al4S3 =>
4 Al + 3 S = Al4S3
Fe2(SO4)3 + CaO + H2O = FeOOH + CaSO4 =>
Fe2(SO4)3 + 3 CaO + H2O = 2 FeOOH + 3 CaSO4
CH3COOH + Cu(OH)2 = Cu(CH3COO)2 + H2O =>
2 CH3COOH + Cu(OH)2 = Cu(CH3COO)2 + 2 H2O
Pb + HNO3 = PbN2O6 + H2O + NO2 =>
Pb + 4 HNO3 = PbN2O6 + 2 H2O + 2 NO2
NaHSiO3 + Ba(OH)2 = Na(OH)2 + BaHSiO3 =>
NaHSiO3 + Ba(OH)2 = Na(OH)2 + BaHSiO3
LiCoO2 + Si = Co + Li2SiO3 + SiO2 =>
4 LiCoO2 + 3 Si = 4 Co + 2 Li2SiO3 + SiO2
Na2SO3 + AlBr3 + H2O = Al(OH)3 + SO2 + NaBr =>
3 Na2SO3 + 2 AlBr3 + 3 H2O = 2 Al(OH)3 + 3 SO2 + 6 NaBr
NaClO3 + H2O2 + H2S = ClO2 + Na2SO4 + H2O =>
2 NaClO3 + 3 H2O2 + H2S = 2 ClO2 + Na2SO4 + 4 H2O
C5H7NO2 + O2 = CO2 + H2O + NO3{-} + H{+} =>
C5H7NO2 + 7 O2 = 5 CO2 + 3 H2O + NO3{-} + H{+}
CH3COOH + H2S + H2O = CH3CH2OH + SO2 =>
3 CH3COOH + 2 H2S + H2O = 3 CH3CH2OH + 2 SO2
Ba(OH)2 + Na2CO3 + HCl = NaCl + BaCO3 + H2O =>
Ba(OH)2 + Na2CO3 + 2 HCl = 2 NaCl + BaCO3 + 2 H2O
[Cr(N2H4CO)6]4[Cr(CN)6]3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + HOH =>
10[Cr(N2H4CO)6]4[Cr(CN)6]3 + 1176 KMnO4 + 1399 H2SO4 = 35 K2Cr2O7 + 1176 MnSO4 + 420 CO2 + 660 KNO3 + 223 K2SO4 + 1879 HOH
Mg(NO3)2 + NaBr = MgBr2 + Na(NO3) =>
Mg(NO3)2 + 2 NaBr = MgBr2 + 2 Na(NO3)
K3PO4 + Ca(C2H302)2 = KC2H302 + Ca3(PO4)2 =>
2 K3PO4 + 3 Ca(C2H302)2 = 6 KC2H302 + Ca3(PO4)2
Na2S2O4 + FeCl = Na2S2O4Cl + Fe =>
Na2S2O4 + FeCl = Na2S2O4Cl + Fe
H2S(aq) + H2SO4(aq) = S(s) + H2O(l) =>
3 H2S(aq) + H2SO4(aq) = 4 S(s) + 4 H2O(l)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
F2 + PbI4 = PbF2 + I2 =>
F2 + PbI4 = PbF2 + 2 I2
HNO3(aq) + Ba(OH)2(aq) = H(OH)2(s) + BaNO3(aq) =>
HNO3(aq) + Ba(OH)2(aq) = H(OH)2(s) + BaNO3(aq)
Cu + NH3 = Cu3(N)2 + H2 =>
3 Cu + 2 NH3 = Cu3(N)2 + 3 H2
H3O2 + N2H4 = HNO3 + H2O =>
14 H3O2 + N2H4 = 2 HNO3 + 22 H2O
C6H14(g) = C6H6(g) + H2(g) =>
C6H14(g) = C6H6(g) + 4 H2(g)
Th + H2SO4 = Th(SO4)2 + H2 =>
Th + 2 H2SO4 = Th(SO4)2 + 2 H2
Mg(NO3)2 + NaHCO3 = Mg(HCO3)2 + NaNO3 =>
Mg(NO3)2 + 2 NaHCO3 = Mg(HCO3)2 + 2 NaNO3
Cu(NO3)2 + Cr3 = Cr3(NO3)2 + Cu =>
Cu(NO3)2 + Cr3 = Cr3(NO3)2 + Cu
P4O10 + H2 = PH3 + O2 =>
P4O10 + 6 H2 = 4 PH3 + 5 O2
Fe2O3 + CaO = Fe + CaO2 =>
Fe2O3 + 3 CaO = 2 Fe + 3 CaO2
C3H5OBr + H2O = CO2H5 + Br2 =>
2 C3H5OBr + 10 H2O = 6 CO2H5 + Br2
K2O + B = K + B2O3 =>
3 K2O + 2 B = 6 K + B2O3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
Ni(OH) = Ni + OH =>
Ni(OH) = Ni + OH
CuCO3 + O2 = CuO + CO3 =>
2 CuCO3 + O2 = 2 CuO + 2 CO3
NO + N2H4 = N + H2O =>
2 NO + N2H4 = 4 N + 2 H2O
(NH4)2SO4 + Ba(NO3)2 = (NH4)2(NO3)2 + SO4Ba =>
(NH4)2SO4 + Ba(NO3)2 = (NH4)2(NO3)2 + SO4Ba
C4H12 + O2 = C2O3 + H =>
C4H12 + 3 O2 = 2 C2O3 + 12 H
H{+} + MnO2 + Cl{-} = Mn{2+} + Cl2 + H2O =>
4 H{+} + MnO2 + 2 Cl{-} = Mn{2+} + Cl2 + 2 H2O
Ni(NO3)*H2O + NaHCO3 = NiHCO3 + NaNO3 + H2O =>
Ni(NO3)*H2O + NaHCO3 = NiHCO3 + NaNO3 + H2O
(NH4)2SO4 + Ba(NO3)2 = (NH4)2(NO3)2 + SO4Ba =>
(NH4)2SO4 + Ba(NO3)2 = (NH4)2(NO3)2 + SO4Ba
Cl2 + NaI = Na + ICl =>
Cl2 + 2 NaI = 2 Na + 2 ICl
Be + CF4 = BeF2 + C =>
2 Be + CF4 = 2 BeF2 + C
Al + KOH = KAlO2 + K2O + H2 =>
2 Al + 6 KOH = 2 KAlO2 + 2 K2O + 3 H2
Zn2 + FeSO4 = ZnSO4 + Fe2 =>
Zn2 + 2 FeSO4 = 2 ZnSO4 + Fe2
C8H8O3 + NaOCl = NaOH + C8H7O3Cl =>
C8H8O3 + NaOCl = NaOH + C8H7O3Cl
KMnO4(aq) + KI + H2SO4 = K2SO4 + MnSO4 + I2 + H2O =>
2 KMnO4(aq) + 10 KI + 8 H2SO4 = 6 K2SO4 + 2 MnSO4 + 5 I2 + 8 H2O
FeSO4 + K2Cr2O7 + HCl = KCl + CrCl3 + Fe2(SO4)3 + FeCl2 + H2O =>
9 FeSO4 + K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Fe2(SO4)3 + 3 FeCl2 + 7 H2O
Ba(OH)2 + ZnSO4 = BaSO4 + (OH)2Zn =>
Ba(OH)2 + ZnSO4 = BaSO4 + (OH)2Zn
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Équations équilibrées sur12/13/24
Équations équilibrées sur01/12/24
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