| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + Pb(CH3COO)2 = 2 Fe(CH3COO) + Pb
Fe + Pb(CH3COO)2 = Fe(CH3COO)3 + Pb =>
2 Fe + 3 Pb(CH3COO)2 = 2 Fe(CH3COO)3 + 3 Pb
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Cr(NO3) + O3 + KOH = H2O + K2CrO4 + HNO3 =>
6 Cr(NO3) + 5 O3 + 12 KOH = 3 H2O + 6 K2CrO4 + 6 HNO3
NaIO3 + NaHSO3 = NaHSO4 + Na2SO4 + I2 + H2O =>
2 NaIO3 + 5 NaHSO3 = 3 NaHSO4 + 2 Na2SO4 + I2 + H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Fe + CuSO4 = Fe2(SO4)3 + Cu =>
2 Fe + 3 CuSO4 = Fe2(SO4)3 + 3 Cu
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
Zn + HCl = ZnCl + H =>
Zn + HCl = ZnCl + H
TeO2 + KMnO4 + H2O = H2TeO4 + MnO2 + KOH =>
3 TeO2 + 2 KMnO4 + 4 H2O = 3 H2TeO4 + 2 MnO2 + 2 KOH
SO2 + Br2 + H2O = HBr + H2SO4 =>
SO2 + Br2 + 2 H2O = 2 HBr + H2SO4
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Ca{2+} + PO4{3-} = Ca3(PO4)2 =>
3 Ca{2+} + 2 PO4{3-} = Ca3(PO4)2
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
Cr2O7{2+} + H2 + H{+} + H2O = [Cr(H2O)6]{3+} =>
Cr2O7{2+} + 5 H2 + 4 H{+} + 5 H2O = 2[Cr(H2O)6]{3+}
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Ca + Fe(NO3)2 = Ca(NO3) + Fe =>
2 Ca + Fe(NO3)2 = 2 Ca(NO3) + Fe
Ce(NO3)3 + CO(NH2)2 = CeO2 + CO2 + N2 + H2O =>
6 Ce(NO3)3 + 14 CO(NH2)2 = 6 CeO2 + 14 CO2 + 23 N2 + 28 H2O
Fe + Pb(CH3COO)2 = Fe(CH3COO)3 + Pb =>
2 Fe + 3 Pb(CH3COO)2 = 2 Fe(CH3COO)3 + 3 Pb
[Cr(H2O)6]{3+} + H2 = [Cr(H2O)6]{2+} + H{+} =>
2[Cr(H2O)6]{3+} + H2 = 2[Cr(H2O)6]{2+} + 2 H{+}
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Ca + Fe(NO3)3 = Ca(NO3) + Fe =>
3 Ca + Fe(NO3)3 = 3 Ca(NO3) + Fe
CuSO4(aq) + Na3PO4(aq) = Cu3(PO4)2 + Na2SO4 =>
3 CuSO4(aq) + 2 Na3PO4(aq) = Cu3(PO4)2 + 3 Na2SO4
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
Fe*S = FeS =>
Fe*S = FeS
KMnO4 + NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + 2 NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O
Fe*S = FeS =>
Fe*S = FeS
H + O2 = H2O =>
4 H + O2 = 2 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
SO2 + Br2 + H2O = H2SO4 + HBr =>
SO2 + Br2 + 2 H2O = H2SO4 + 2 HBr
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
Ca + Sn(NO3)2 = Ca(NO3) + Sn =>
2 Ca + Sn(NO3)2 = 2 Ca(NO3) + Sn
Ca + Sn(NO3)4 = Ca(NO3) + Sn =>
4 Ca + Sn(NO3)4 = 4 Ca(NO3) + Sn
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
Zn + SnCl4 = ZnCl + Sn =>
4 Zn + SnCl4 = 4 ZnCl + Sn
KMnO4 + HCl = MnCl2 + Cl2 + KCl + H2O =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 5 Cl2 + 2 KCl + 8 H2O
Ni + HF = H2 + NiF2 =>
Ni + 2 HF = H2 + NiF2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
MnO4{-} + Mn{2+} + H{+} + H2O = [Mn(H2O)6]{3+} =>
MnO4{-} + 4 Mn{2+} + 8 H{+} + 26 H2O = 5[Mn(H2O)6]{3+}
K2SO4 = K2O + SO3 =>
K2SO4 = K2O + SO3
MnO4{-} + Mn{2+} + H{+} + H2O = [Mn(H2O)6]{3+} =>
MnO4{-} + 4 Mn{2+} + 8 H{+} + 26 H2O = 5[Mn(H2O)6]{3+}
C4H8 + O2 = CO2 + H20 =>
5 C4H8 + 20 O2 = 20 CO2 + 2 H20
NaHCO3 + H3C6H5O7 = CO2 + H2O + NaC6H5O7 =>
9 NaHCO3 + 8 H3C6H5O7 = 3 CO2 + 14 H2O + 9 NaC6H5O7
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
HNO3 + AL(OH)3 = AL(NO3)3 + H2O =>
3 HNO3 + AL(OH)3 = AL(NO3)3 + 3 H2O
Hg(NO3)2 + KJ = HgJ2 + KNO3 =>
Hg(NO3)2 + 2 KJ = HgJ2 + 2 KNO3
[Mn(H2O)6]{3+} = MnO(OH)2 + Mn{2+} + H{+} + H2O =>
2[Mn(H2O)6]{3+} = MnO(OH)2 + Mn{2+} + 4 H{+} + 9 H2O
S + KClO + KOH = K2SO4 + KCl + H2O =>
S + 3 KClO + 2 KOH = K2SO4 + 3 KCl + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/29/13
Équations équilibrées sur10/29/12
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