| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2O2 + H2SO4 + KI = K2SO4 + H2O + I2 =>
H2O2 + H2SO4 + 2 KI = K2SO4 + 2 H2O + I2
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
FeCl3 + LiOh = Fe(Oh)3 + LiCl =>
FeCl3 + 3 LiOh = Fe(Oh)3 + 3 LiCl
NH3 + Cl2 = N2 + NH4Cl =>
8 NH3 + 3 Cl2 = N2 + 6 NH4Cl
MnO4{-} + I{-} + H{+} = Mn2{+} + IO3{-} + H2O =>
12 MnO4{-} + 13 I{-} + 18 H{+} = 6 Mn2{+} + 13 IO3{-} + 9 H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
Na2SO4 + Ba(NO3)2 = BaSO4 + NaNO3 =>
Na2SO4 + Ba(NO3)2 = BaSO4 + 2 NaNO3
Mg + H2SO4 = MgSO4 + H2S + H2O =>
4 Mg + 5 H2SO4 = 4 MgSO4 + H2S + 4 H2O
AlCl3 + CH3COOK + H2O = Al(OH)(CH3COO)2 + CH3COOH + KCl =>
AlCl3 + 3 CH3COOK + H2O = Al(OH)(CH3COO)2 + CH3COOH + 3 KCl
FE + Cl2 = FECl2 =>
FE + Cl2 = FECl2
Pb(Ch3COO)2 + HCl = PbCl2 + Ch3COOH =>
Pb(Ch3COO)2 + 2 HCl = PbCl2 + 2 Ch3COOH
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
H20 + SO2 + HNO3 = H2SO4 + NH3 =>
H20 + 6 SO2 + 4 HNO3 = 6 H2SO4 + 4 NH3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al2O3 + C + Cl2 = AlCl3 + CO =>
Al2O3 + 3 C + 3 Cl2 = 2 AlCl3 + 3 CO
H2O + SO2 + HNO3 = H2SO4 + NH3 =>
5 H2O + 4 SO2 + HNO3 = 4 H2SO4 + NH3
LiCL + NaOH = LiOH + NaCL =>
LiCL + NaOH = LiOH + NaCL
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
Na2SO4 + Sr(NO3)2 = SrSO4 + NaNO3 =>
Na2SO4 + Sr(NO3)2 = SrSO4 + 2 NaNO3
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
C + H2O = HCO3 + H2 =>
2 C + 6 H2O = 2 HCO3 + 5 H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
FE + FEBr3 = FEBr2 =>
FE + 2 FEBr3 = 3 FEBr2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
K2S + K2MnO4 + H2O = S + KOH + MnO2 =>
K2S + K2MnO4 + 2 H2O = S + 4 KOH + MnO2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Al2(SO4)3 + BaBr2 = BaSO4 + AlBr3 =>
Al2(SO4)3 + 3 BaBr2 = 3 BaSO4 + 2 AlBr3
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
Al2S3 + HNO3 = S + Al(NO3)3 + NO2 + H2O =>
Al2S3 + 12 HNO3 = 3 S + 2 Al(NO3)3 + 6 NO2 + 6 H2O
Na + CuSO4 = Na2SO4 + Cu =>
2 Na + CuSO4 = Na2SO4 + Cu
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
Al2(SO4)3 + Ba(NO3)2 = BaSO4 + Al(NO3)3 =>
Al2(SO4)3 + 3 Ba(NO3)2 = 3 BaSO4 + 2 Al(NO3)3
C6H5NO2 + Al + NaOH + H2O = Na[Al(OH)4] + C6H7N =>
C6H5NO2 + 2 Al + 2 NaOH + 4 H2O = 2 Na[Al(OH)4] + C6H7N
NH3 + Cl2 = N2 + NH4Cl =>
8 NH3 + 3 Cl2 = N2 + 6 NH4Cl
KOH + Cl2 = KClO3 + KCl + H2O =>
6 KOH + 3 Cl2 = KClO3 + 5 KCl + 3 H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
HBr + Fe(OH)3 = FeBr3 + H2O =>
3 HBr + Fe(OH)3 = FeBr3 + 3 H2O
C6H6 + No2 = C6H6No2 =>
C6H6 + No2 = C6H6No2
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
O2 + NO = NO2 =>
O2 + 2 NO = 2 NO2
C2H4 + I2 = CI4 + HI =>
C2H4 + 6 I2 = 2 CI4 + 4 HI
K2Cr2O7 + HCl = Cl2 + CrCl3 + KCl + H2O =>
K2Cr2O7 + 14 HCl = 3 Cl2 + 2 CrCl3 + 2 KCl + 7 H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/14/18
Équations équilibrées sur12/14/17
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