| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 H2 + N2 = 2 NH3
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
KClO3 = K + Cl2 + O2 =>
2 KClO3 = 2 K + Cl2 + 3 O2
Mg(OH)2 + HNO3 = Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 HNO3 = Mg(NO3)2 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
C + O = CO =>
C + O = CO
C + O2 = CO =>
2 C + O2 = 2 CO
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
NH3 + CO2 = CO(NH2)2 + H2O =>
2 NH3 + CO2 = CO(NH2)2 + H2O
Cu + O2 = CuO2 =>
Cu + O2 = CuO2
C6H6O7 = C5H6O5 + CO2 =>
C6H6O7 = C5H6O5 + CO2
Cu + O2 = CuO2 =>
Cu + O2 = CuO2
C8H6O4 + NaOH = NaC8H5O4 + H2O =>
C8H6O4 + NaOH = NaC8H5O4 + H2O
C21H30N7O17P3 = C21H29N7O17P3 + H{+} + {-} =>
C21H30N7O17P3 = C21H29N7O17P3 + H{+} + e
C8H6O4 + NaOH = NaC8H5O4 + H2O =>
C8H6O4 + NaOH = NaC8H5O4 + H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CdSO4 + Zn = Cd + ZnSO4 =>
CdSO4 + Zn = Cd + ZnSO4
CdSO + Zn = Cd + ZnSO =>
CdSO + Zn = Cd + ZnSO
Cu + O2 = CuO2 =>
Cu + O2 = CuO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Au + NaCN + O2 + H20 = NaAu(CN)2 + NaOH =>
20 Au + 40 NaCN + 10 O2 + H20 = 20 NaAu(CN)2 + 20 NaOH
NH3 + CO2 = CO(NH2)2 + H2O =>
2 NH3 + CO2 = CO(NH2)2 + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H + O = HO =>
H + O = HO
H + O = H2O =>
2 H + O = H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
N + H = NH3 =>
N + 3 H = NH3
H2SO4 + Mg = MgSO4 + H2 =>
H2SO4 + Mg = MgSO4 + H2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Fe + Pb2SO4 = Fe3SO4 + Pb =>
3 Fe + Pb2SO4 = Fe3SO4 + 2 Pb
KClO3 = KCl + O =>
KClO3 = KCl + 3 O
H2SO4 = SO3 + H2O =>
H2SO4 = SO3 + H2O
NaO + H2O = Na(OH)2 =>
NaO + H2O = Na(OH)2
KI + Br = KBr + I =>
KI + Br = KBr + I
AlBr + Cl = AlCl + Br =>
AlBr + Cl = AlCl + Br
NaPO4 + CaNO3 = NaNO3 + CaPO4 =>
NaPO4 + CaNO3 = NaNO3 + CaPO4
Zn + Fe3Cl = ZnCl + Fe =>
Zn + Fe3Cl = ZnCl + 3 Fe
NH4CO3 + MgSO4 = NH4SO4 + MgCO3 =>
NH4CO3 + MgSO4 = NH4SO4 + MgCO3
CuI + H2SO4 + MnO2 = I2 + MnSO4 + CuSO4 + H2O =>
2 CuI + 4 H2SO4 + 2 MnO2 = I2 + 2 MnSO4 + 2 CuSO4 + 4 H2O
Al + O = AlO =>
Al + O = AlO
N + O = N2O5 =>
2 N + 5 O = N2O5
NH3 + CO2 = CO(NH2)2 + H2O =>
2 NH3 + CO2 = CO(NH2)2 + H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/30/08
Équations équilibrées sur04/29/07
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