| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2 + O2 = 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ni(NO3)2 + Na2HPO4 = Ni3(PO4)2 + NaNO3 + HNO3 =>
3 Ni(NO3)2 + 2 Na2HPO4 = Ni3(PO4)2 + 4 NaNO3 + 2 HNO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
MnO4{-} + I{-} + H2O = MnO2 + I2 + OH{-} =>
2 MnO4{-} + 6 I{-} + 4 H2O = 2 MnO2 + 3 I2 + 8 OH{-}
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Co(NO3)2 + Na2SO4 = CoSO4 + (NO3)2Na2 =>
Co(NO3)2 + Na2SO4 = CoSO4 + (NO3)2Na2
Si2H3 + O2 = SiO2 + H2O3 =>
4 Si2H3 + 17 O2 = 8 SiO2 + 6 H2O3
Co(NO3)2 + Na2SO4 = CoSO4 + Na2(NO3)2 =>
Co(NO3)2 + Na2SO4 = CoSO4 + Na2(NO3)2
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Fe2S3O12 + KOH = K2SO4 + FeO3H3 =>
Fe2S3O12 + 6 KOH = 3 K2SO4 + 2 FeO3H3
IO3{-} + Sn{+2} + H{+} = I{-} + Sn{+4} + H2O =>
IO3{-} + 3 Sn{+2} + 6 H{+} = I{-} + 3 Sn{+4} + 3 H2O
K2SO4(aq) + BaCl2(aq) = BaSO4(s) + KCl(aq) =>
K2SO4(aq) + BaCl2(aq) = BaSO4(s) + 2 KCl(aq)
Fe2O3 + H = Fe3O4 + H2O =>
3 Fe2O3 + 2 H = 2 Fe3O4 + H2O
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Na3PO4 + H2O = NaOH + H3PO4 =>
Na3PO4 + 3 H2O = 3 NaOH + H3PO4
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
CuSO4 + Na2CO3 = CuCO3 + Na2SO4 =>
CuSO4 + Na2CO3 = CuCO3 + Na2SO4
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ca3P2 + KMnO4 + H2SO4 = CaSO4 + K2SO4 + MnSO4 + H2O + H3PO4 =>
5 Ca3P2 + 16 KMnO4 + 39 H2SO4 = 15 CaSO4 + 8 K2SO4 + 16 MnSO4 + 24 H2O + 10 H3PO4
KMnO4 + H2SO4 + NaHSO3 = MnSO4 + K2SO4 + Na2SO4 + H2O =>
4 KMnO4 + H2SO4 + 10 NaHSO3 = 4 MnSO4 + 2 K2SO4 + 5 Na2SO4 + 6 H2O
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Ni(NO3)2 + NH3*H2O = [Ni(NH3)3](NO3)2 + H2O =>
Ni(NO3)2 + 3 NH3*H2O = [Ni(NH3)3](NO3)2 + 3 H2O
Ni(NO3)2 + NH3*H2O = [Ni(NH3)6](NO3)2 + H2O =>
Ni(NO3)2 + 6 NH3*H2O = [Ni(NH3)6](NO3)2 + 6 H2O
Ni(NO3)2 + NH3*H2O = [Ni(NH3)](NO3)2 + H2O =>
Ni(NO3)2 + NH3*H2O = [Ni(NH3)](NO3)2 + H2O
Ni(NO3)2 + NH3*H2O = [Ni(NH3)2](NO3)2 + H2O =>
Ni(NO3)2 + 2 NH3*H2O = [Ni(NH3)2](NO3)2 + 2 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Be(OH)2 = BeO + H2O =>
Be(OH)2 = BeO + H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
Hg + HNO3 = Hg(NO3)2 + H2O + NO =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 4 H2O + 2 NO
Na2SO4 + Ni(NO3)2 = Na2(NO3)2 + NiSO4 =>
Na2SO4 + Ni(NO3)2 = Na2(NO3)2 + NiSO4
NH3 + O2 = NO + H20 =>
20 NH3 + 10 O2 = 20 NO + 3 H20
Ni(NO3)2 + NH3*H2O = [Ni(NH3)6](NO3)2 + H2O =>
Ni(NO3)2 + 6 NH3*H2O = [Ni(NH3)6](NO3)2 + 6 H2O
MnCl6(s) + Na2S6(s) = MnS3(s) + NaCl(s) + S(s) =>
MnCl6(s) + 3 Na2S6(s) = MnS3(s) + 6 NaCl(s) + 15 S(s)
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Na + B2O3 = Na2O + B =>
6 Na + B2O3 = 3 Na2O + 2 B
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/25/12
Équations équilibrées sur02/24/11
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