| Équations équilibrées la veille | Équations équilibrées le lendemain |
12 KMnO4 + 5 C2H5OH + 18 H2SO4 = 6 K2SO4 + 12 MnSO4 + 10 CO2 + 33 H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
NaHCO3 + HCl = NaCl + CO2 + H2O =>
NaHCO3 + HCl = NaCl + CO2 + H2O
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
K2[HgI4] + NH4Cl + NaOH = [Hg2ONH2]I + KCl + NaI + KI + H2O =>
2 K2[HgI4] + NH4Cl + 4 NaOH = [Hg2ONH2]I + KCl + 4 NaI + 3 KI + 3 H2O
KCl + O2 = KClO3 =>
2 KCl + 3 O2 = 2 KClO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NH4ClO4 + H2O = NH4OH + HClO4 =>
NH4ClO4 + H2O = NH4OH + HClO4
C2H6 + O2 = CH3COOH + H2O =>
2 C2H6 + 3 O2 = 2 CH3COOH + 2 H2O
Pb(CH3COO)2 + KI = PbI2 + CH3COOK =>
Pb(CH3COO)2 + 2 KI = PbI2 + 2 CH3COOK
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
KI + H2O2 + H2SO4 = I2 + K2SO4 + H2O =>
2 KI + H2O2 + H2SO4 = I2 + K2SO4 + 2 H2O
I2 + O2 = IO =>
I2 + O2 = 2 IO
Al2SO4 + BaCl = AlCl + Ba2SO4 =>
Al2SO4 + 2 BaCl = 2 AlCl + Ba2SO4
I2 + H2 = IH =>
I2 + H2 = 2 IH
BaCl2 + Fe2(SO4)3 = BaSO4 + FeCl3 =>
3 BaCl2 + Fe2(SO4)3 = 3 BaSO4 + 2 FeCl3
Fe2(SO4)3 + NH3 + H2O = Fe(OH)3 + (NH4)2SO4 =>
Fe2(SO4)3 + 6 NH3 + 6 H2O = 2 Fe(OH)3 + 3(NH4)2SO4
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
FeSO4 + KI + KIO3 + H2O = Fe(OH)2 + K2SO4 + I2 =>
3 FeSO4 + 5 KI + KIO3 + 3 H2O = 3 Fe(OH)2 + 3 K2SO4 + 3 I2
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C2H5OH + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
C2H5OH + 2 K2Cr2O7 + 8 H2SO4 = 2 CO2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
KMnO4 + C2H4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
12 KMnO4 + 5 C2H4 + 18 H2SO4 = 10 CO2 + 28 H2O + 6 K2SO4 + 12 MnSO4
HCN + H2O = CN + H3O =>
HCN + H2O = CN + H3O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
S8 + AsF5 = S16(AsF6)2 + AsF3 =>
2 S8 + 3 AsF5 = S16(AsF6)2 + AsF3
Pb(CH3COO)2 + Na2SO4 = PbSO4 + Na(CH3COO) =>
Pb(CH3COO)2 + Na2SO4 = PbSO4 + 2 Na(CH3COO)
Cl2 + O2 = Cl2O =>
2 Cl2 + O2 = 2 Cl2O
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
O2 + PCl3 = POCl3 =>
O2 + 2 PCl3 = 2 POCl3
SiI4 + Mg = Si + MgI =>
SiI4 + 4 Mg = Si + 4 MgI
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
NaHCO3(s) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(g) =>
NaHCO3(s) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(g)
MnO3 + KOH = KMnO4 + MnO2 + H2O =>
3 MnO3 + 2 KOH = 2 KMnO4 + MnO2 + H2O
K2Cr2O7 + SnCl2 + HCl = CrCl3 + KCl + H2O + SnCl4 =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 2 CrCl3 + 2 KCl + 7 H2O + 3 SnCl4
CaCl2 + Na3PO4 = NaCl + Ca3(PO4)2 =>
3 CaCl2 + 2 Na3PO4 = 6 NaCl + Ca3(PO4)2
Na2SO4 + CO(OH)2 = Na2SO4(OH)2 + CO =>
Na2SO4 + CO(OH)2 = Na2SO4(OH)2 + CO
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na + NO3 = NaNO3 =>
Na + NO3 = NaNO3
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/15/13
Équations équilibrées sur11/14/12
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