| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Br2(l) + 2 FeCl3(aq) = 6 BrCl(aq) + 2 Fe(s)
Fe + NH4Cl = FeCl1 + NH4 =>
Fe + NH4Cl = FeCl1 + NH4
Al2S3 + HNO3 = Al(NO3)3 + NO + S + H2O =>
Al2S3 + 8 HNO3 = 2 Al(NO3)3 + 2 NO + 3 S + 4 H2O
Pb(NO3)2(aq) + HI(aq) = PbI2 + H(NO3) =>
Pb(NO3)2(aq) + 2 HI(aq) = PbI2 + 2 H(NO3)
CH3CH2COO + H2O = CH3CH2COOH + HO =>
CH3CH2COO + H2O = CH3CH2COOH + HO
Mo2O3 + KMnO4 + H2SO4 = MoO2 + MnSO4 + K2SO4 + H2O =>
5 Mo2O3 + 2 KMnO4 + 3 H2SO4 = 10 MoO2 + 2 MnSO4 + K2SO4 + 3 H2O
NaAlO2 + HBr = NaBr + AlBr3 + H2O =>
NaAlO2 + 4 HBr = NaBr + AlBr3 + 2 H2O
H2S + HNO2 = H2S04 + NO + H2O =>
4 H2S + 6 HNO2 = H2S04 + 6 NO + 6 H2O
Cr2O7{2-} + H{+} + C13H10 = Cr{3+} + H2O + C13H8O =>
2 Cr2O7{2-} + 16 H{+} + 3 C13H10 = 4 Cr{3+} + 11 H2O + 3 C13H8O
Pu + O2 = PuO2 =>
Pu + O2 = PuO2
C6H12 + H2SO4 = C6H10O2 + H2O + S2 =>
2 C6H12 + 2 H2SO4 = 2 C6H10O2 + 4 H2O + S2
Mn + HNO3 = Mn(NO3)2 + NO2 + H2O =>
Mn + 4 HNO3 = Mn(NO3)2 + 2 NO2 + 2 H2O
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
NH4 + NO3(aq) = N2O(g) + H2O(l) =>
NH4 + NO3(aq) = N2O(g) + 2 H2O(l)
BeO + H2O = Be(OH)2 =>
BeO + H2O = Be(OH)2
H2O2 + KI = KIOH =>
H2O2 + 2 KI = 2 KIOH
Al2S3 + NaCl + H2O = Na2SO4 + Cl2 + H + Al2O3 =>
Al2S3 + 6 NaCl + 15 H2O = 3 Na2SO4 + 3 Cl2 + 30 H + Al2O3
C3H5OH + O2 = CO + H2O =>
2 C3H5OH + 5 O2 = 6 CO + 6 H2O
K59Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H17O =>
130 K59Fe(CN)6 + 1132 KMnO4 + 10129 H2SO4 = 8802 KHSO4 + 65 Fe2(SO4)3 + 1132 MnSO4 + 780 HNO3 + 780 CO2 + 628 H17O
KClO3 + K2S = KCl + K2SO4 =>
4 KClO3 + 3 K2S = 4 KCl + 3 K2SO4
Cl2 + O2 + NaOH = NaOCl + H2O =>
2 Cl2 + O2 + 4 NaOH = 4 NaOCl + 2 H2O
NO3 + CaOH = Ca + NO3OH =>
NO3 + CaOH = Ca + NO3OH
H2S + MnO4 = Mn + SO4 + H2O =>
4 H2S + 5 MnO4 = 5 Mn + 4 SO4 + 4 H2O
K2CrO7 + HCl + NaOH = KO + NaCrO + H2O + Cl =>
K2CrO7 + 9 HCl + NaOH = 2 KO + NaCrO + 5 H2O + 9 Cl
Na + Ar = Na2Ar =>
2 Na + Ar = Na2Ar
Al2(SO4)3 + BaI2 = Al + I2 + BaSO4 =>
Al2(SO4)3 + 3 BaI2 = 2 Al + 3 I2 + 3 BaSO4
NH4OH + CrO3 = NH4Cr2O7 + H2 =>
2 NH4OH + 4 CrO3 = 2 NH4Cr2O7 + H2
C + H2 = C6H14 =>
6 C + 7 H2 = C6H14
C7H8O2 + O2 = CO2 + H2O =>
C7H8O2 + 8 O2 = 7 CO2 + 4 H2O
K2CO3 + Ca(NO3)2 = CaCO3 + K(NO3) =>
K2CO3 + Ca(NO3)2 = CaCO3 + 2 K(NO3)
AgBr(s) = Ag(s) + Br2 =>
2 AgBr(s) = 2 Ag(s) + Br2
C6H12O6 + Ag2O(NH3) = Ag + C6H8O7 + NH3 + H2O =>
C6H12O6 + 3 Ag2O(NH3) = 6 Ag + C6H8O7 + 3 NH3 + 2 H2O
O2H2 = H2 + HO2 =>
2 O2H2 = H2 + 2 HO2
CoO(s) + C(s) = Co(s) + CO2(g) =>
2 CoO(s) + C(s) = 2 Co(s) + CO2(g)
NaNO3 + NiCl2 = Ni(NO3)2 + NaCl =>
2 NaNO3 + NiCl2 = Ni(NO3)2 + 2 NaCl
SrSO4 + CaCl2 = CaSO4 + SrCl2 =>
SrSO4 + CaCl2 = CaSO4 + SrCl2
COOHCHOHCH3 + [O] = COOHCOCH3 + H2O =>
COOHCHOHCH3 + [O] = COOHCOCH3 + H2O
Ti2O3 + NaOH = Ti(OH)3 + Na2O =>
Ti2O3 + 6 NaOH = 2 Ti(OH)3 + 3 Na2O
CH3CH2ONO2 + Sn + H{+} = CH3CH2OH + NH2OH + Sn{2+} + H2O =>
CH3CH2ONO2 + 3 Sn + 6 H{+} = CH3CH2OH + NH2OH + 3 Sn{2+} + H2O
[Cr(N2H4CO)6]4[Cr(CN)6]3 + KMnO4 + H2SO4 = K2CrO7 + MnSO4 + CO2 + KNO3 + K2SO4 + H2O =>
[Cr(N2H4CO)6]4[Cr(CN)6]3 + 126 KMnO4 + 149 H2SO4 = 7 K2CrO7 + 126 MnSO4 + 42 CO2 + 66 KNO3 + 23 K2SO4 + 197 H2O
Al2O3 + H2 = Al2 + H2O =>
Al2O3 + 3 H2 = Al2 + 3 H2O
C5H11OH(s) + O2(g) = CO2(g) + H2O(g) =>
2 C5H11OH(s) + 15 O2(g) = 10 CO2(g) + 12 H2O(g)
Al{+} + Ag{+} = Al{3+} + Ag =>
Al{+} + 2 Ag{+} = Al{3+} + 2 Ag
SrO(s) + SO2(g) = SrSO3(s) =>
SrO(s) + SO2(g) = SrSO3(s)
KMnO4(s) + HCl(aq) = KCl(aq) + MnCl2(s) + H2O(l) + Cl2(g) =>
2 KMnO4(s) + 16 HCl(aq) = 2 KCl(aq) + 2 MnCl2(s) + 8 H2O(l) + 5 Cl2(g)
FeCl3 + NaNH2 = NaCl3 + FeNH2 =>
FeCl3 + NaNH2 = NaCl3 + FeNH2
S8 + O = (S8)O2 =>
S8 + 2 O = (S8)O2
Ag + HNO3 = AgNO3 + NO + H2O2 =>
Ag + 2 HNO3 = AgNO3 + NO + H2O2
Cu(CO3)2 + H2O = Cu(OH)2 + HCO3 =>
Cu(CO3)2 + 2 H2O = Cu(OH)2 + 2 HCO3
HCl + Fe2(SO3)3 = FeCl3 + SO2 + H2O =>
6 HCl + Fe2(SO3)3 = 2 FeCl3 + 3 SO2 + 3 H2O
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Équations équilibrées sur01/08/25
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