| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe2S3(aq) + 9 O2(g) = 2 Fe2O3(s) + 6 SO2(g)
Ca(OH)2 + HCl = H2O + CaCl2 =>
Ca(OH)2 + 2 HCl = 2 H2O + CaCl2
Fe2S3(aq) + O2(g) = Fe2O3(s) + SO2(g) =>
2 Fe2S3(aq) + 9 O2(g) = 2 Fe2O3(s) + 6 SO2(g)
Na2SO4 + Ca(NO3)2 = NaNO3 + CaSO4 =>
Na2SO4 + Ca(NO3)2 = 2 NaNO3 + CaSO4
Mg(s) + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(g)
F2 + KBr = KF + Br2 =>
F2 + 2 KBr = 2 KF + Br2
P2 + I = PI3 =>
P2 + 6 I = 2 PI3
HNO3 + HI = NO + I2 + H2O =>
2 HNO3 + 6 HI = 2 NO + 3 I2 + 4 H2O
C5H5 + Fe = Fe(C5H5)2 =>
2 C5H5 + Fe = Fe(C5H5)2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
Zn + CuSO3 = ZnSO3 + Cu =>
Zn + CuSO3 = ZnSO3 + Cu
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Fe + Br2 = FeBr3 =>
2 Fe + 3 Br2 = 2 FeBr3
F2 + KBr = KF + Br2 =>
F2 + 2 KBr = 2 KF + Br2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HClO3 + NaOH = Na(ClO3) + H2O =>
HClO3 + NaOH = Na(ClO3) + H2O
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
AgClO3 = AgCl + O2 =>
2 AgClO3 = 2 AgCl + 3 O2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
I + HNO3 = HIO3 + NO2 + H2O =>
I + 5 HNO3 = HIO3 + 5 NO2 + 2 H2O
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
MgI2 + Mn(SO3)2 = MgSO3 + MnI4 =>
2 MgI2 + Mn(SO3)2 = 2 MgSO3 + MnI4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CH3CO2K + NH4Br = CH3Br + NH4CO2K =>
CH3CO2K + NH4Br = CH3Br + NH4CO2K
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
COCl2 + H2O = CO2 + HCl =>
COCl2 + H2O = CO2 + 2 HCl
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
Li3N + SrF2 = LiF + Sr3N2 =>
2 Li3N + 3 SrF2 = 6 LiF + Sr3N2
S2O3{2-} + I3{-} = I{-} + S4O6{2-} =>
2 S2O3{2-} + I3{-} = 3 I{-} + S4O6{2-}
B4C + O2 = B2O3 + C =>
B4C + 3 O2 = 2 B2O3 + C
NO2 + Mg = MgO + N2 =>
2 NO2 + 4 Mg = 4 MgO + N2
Cs + H2O = CsOH + H2 =>
2 Cs + 2 H2O = 2 CsOH + H2
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/31/18
Équations équilibrées sur03/02/17
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