| Équations équilibrées la veille | Équations équilibrées le lendemain |
P4 + 6 H2 = 4 PH3
MgCl2(aq) + AgNO3(aq) = Mg(NO3)2(aq) + AgCl(s) =>
MgCl2(aq) + 2 AgNO3(aq) = Mg(NO3)2(aq) + 2 AgCl(s)
Cu{0} + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu{0} + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
BaCl2 + Na2S = BaS + NaCl =>
BaCl2 + Na2S = BaS + 2 NaCl
CuO2 + HNO3 = CuNO3 + HO2 =>
CuO2 + HNO3 = CuNO3 + HO2
Cl2 + Br{-} = Cl{-} + Br2 =>
Cl2 + 2 Br{-} = 2 Cl{-} + Br2
S + O = SO =>
S + O = SO
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
CuSO4 + KI = CuI + K2SO4 + I2 =>
2 CuSO4 + 4 KI = 2 CuI + 2 K2SO4 + I2
C2H6 + O2 = CH3COOH + H2O =>
2 C2H6 + 3 O2 = 2 CH3COOH + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CaCO3 + CH3COOH = Ca{2+} + CH3COO{-} + CO2 + H2O =>
CaCO3 + 2 CH3COOH = Ca{2+} + 2 CH3COO{-} + CO2 + H2O
V2O5 + H2 = V2O3 + H2O =>
V2O5 + 2 H2 = V2O3 + 2 H2O
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Na2S2O3 + Cl2 = Na2SO4 + S + NaCl =>
4 Na2S2O3 + Cl2 = 3 Na2SO4 + 5 S + 2 NaCl
C9H6O4 + O2 = CO2 + H2O =>
2 C9H6O4 + 17 O2 = 18 CO2 + 6 H2O
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
CaCO3 + CH3COOH = Ca{2+} + CH3COO{-} + CO2 + H2O =>
CaCO3 + 2 CH3COOH = Ca{2+} + 2 CH3COO{-} + CO2 + H2O
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al + HCl = AlCl + H2 =>
2 Al + 2 HCl = 2 AlCl + H2
Hg + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 2 NO + 4 H2O
PCl3 + H2O = P(OH)3 + HCl =>
PCl3 + 3 H2O = P(OH)3 + 3 HCl
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
CaCl2 + AgNO3 = Ca(NO3)2 + AgCl =>
CaCl2 + 2 AgNO3 = Ca(NO3)2 + 2 AgCl
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Mn(NO3)2 + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H20 =>
20 Mn(NO3)2 + 40 PbO2 + 40 HNO3 = 20 HMnO4 + 40 Pb(NO3)2 + H20
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
As2S5 + HNO3 = H3AsO4 + HHSO4 + NO2 + H2O =>
As2S5 + 40 HNO3 = 2 H3AsO4 + 5 HHSO4 + 40 NO2 + 12 H2O
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
CaCO3 + CH3COOH = Ca{2+} + CH3COO{-} + CO2 + H2O =>
CaCO3 + 2 CH3COOH = Ca{2+} + 2 CH3COO{-} + CO2 + H2O
FeO + Pb = Fe + PbO =>
FeO + Pb = Fe + PbO
PbO + HMnO4 = Pb + HMnO5 =>
PbO + HMnO4 = Pb + HMnO5
CO2 + H2O = C8H28 + O2 =>
8 CO2 + 14 H2O = C8H28 + 15 O2
CO2 + H2O = C8H18 + O2 =>
16 CO2 + 18 H2O = 2 C8H18 + 25 O2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
NaHCO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
Zn{0} + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn{0} + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
CaCO3 + CH3COOH = Ca{2+} + CH3COO{-} + CO2 + H2O =>
CaCO3 + 2 CH3COOH = Ca{2+} + 2 CH3COO{-} + CO2 + H2O
PbO + HMnO4 = Pb + HMnO5 =>
PbO + HMnO4 = Pb + HMnO5
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Fe2O3(s) + CO(g) = Fe(l) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(l) + 3 CO2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/25/14
Équations équilibrées sur02/24/13
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