| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
H2SO4 + C = CO2 + H2O + SO2 =>
2 H2SO4 + C = CO2 + 2 H2O + 2 SO2
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
Zn + Fe(NO3)3 = ZnNO3 + Fe =>
3 Zn + Fe(NO3)3 = 3 ZnNO3 + Fe
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ca(OH)2(aq) + H2SO4(aq) = CaSO4(s) + H2O(l) =>
Ca(OH)2(aq) + H2SO4(aq) = CaSO4(s) + 2 H2O(l)
NH4 + NO2 = H2O + N2 =>
NH4 + NO2 = 2 H2O + N2
K3PO4 + Ca(NO3)2 = Ca3(PO4)2 + KNO3 =>
2 K3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 KNO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH4NO2 = H2O + N2 =>
NH4NO2 = 2 H2O + N2
As2S5 + HNO3 = H3AsO4 + H2SO4 + NO2 + H2O =>
As2S5 + 40 HNO3 = 2 H3AsO4 + 5 H2SO4 + 40 NO2 + 12 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
P4(s) + Cl2(g) = PCl5(s) =>
P4(s) + 10 Cl2(g) = 4 PCl5(s)
C5H8 + O2 = CO2 + H2O =>
C5H8 + 7 O2 = 5 CO2 + 4 H2O
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
Pb3O4 = PbO + O2 =>
2 Pb3O4 = 6 PbO + O2
C3H8 + O2 = CO + H2O =>
2 C3H8 + 7 O2 = 6 CO + 8 H2O
(CH3(CH2)2CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)2CH3) + 13 O2 = 8 CO2 + 10 H2O
Ca(HCO3)2 + HCl = CaCl2 + CO2 + H2O =>
Ca(HCO3)2 + 2 HCl = CaCl2 + 2 CO2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
I2 + NaF = NaI + F =>
I2 + 2 NaF = 2 NaI + 2 F
Ag + H2S = Ag2S + H2 =>
2 Ag + H2S = Ag2S + H2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Ca3N2(s) + H2O(l) = Ca(OH)2(aq) + NH3(g) =>
Ca3N2(s) + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 NH3(g)
CuSO4(aq) + Na2(CO3)(aq) = CuCO3(s) + Na2SO4(aq) =>
CuSO4(aq) + Na2(CO3)(aq) = CuCO3(s) + Na2SO4(aq)
Cl2(g) + Cs(s) = CsCl(s) =>
Cl2(g) + 2 Cs(s) = 2 CsCl(s)
FeO + C = Fe + CO2 =>
2 FeO + C = 2 Fe + CO2
I2 + NaF = NaI2 + F =>
I2 + NaF = NaI2 + F
I2 + NaF = NaI + F =>
I2 + 2 NaF = 2 NaI + 2 F
Cl2 + KI = KCl + I2 =>
Cl2 + 2 KI = 2 KCl + I2
BaCl2(aq) + CuSO4(aq) = BaSO4(s) + CuCl2(aq) =>
BaCl2(aq) + CuSO4(aq) = BaSO4(s) + CuCl2(aq)
Pb3O4 + HCl = PbCl2 + H2O + Cl2 =>
Pb3O4 + 8 HCl = 3 PbCl2 + 4 H2O + Cl2
Cu(NO3)2(aq) + Na2(CO3)(aq) = CuCO3(s) + NaNO3(aq) =>
Cu(NO3)2(aq) + Na2(CO3)(aq) = CuCO3(s) + 2 NaNO3(aq)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
ZnSO4(aq) + Na2CO3(aq) = ZnCO3(s) + Na2SO4 =>
ZnSO4(aq) + Na2CO3(aq) = ZnCO3(s) + Na2SO4
Cl2 + KI = KCl + I2 =>
Cl2 + 2 KI = 2 KCl + I2
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
C2H6O2 + HNO3 = C2H4N2O6 + H2O =>
C2H6O2 + 2 HNO3 = C2H4N2O6 + 2 H2O
I2 + NaF = NaI + F =>
I2 + 2 NaF = 2 NaI + 2 F
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
I2 + NaF = NaI + F =>
I2 + 2 NaF = 2 NaI + 2 F
H2S + Cl2 = S + HCl =>
H2S + Cl2 = S + 2 HCl
CaF2 + H2SO4 = CaSO4 + HF =>
CaF2 + H2SO4 = CaSO4 + 2 HF
Na2SO3 + H2SO4 + K2CrO7 = K2SO4 + Cr2(SO4)3 + Na2SO4 + H20 =>
28 Na2SO3 + 10 H2SO4 + 4 K2CrO7 = 4 K2SO4 + 2 Cr2(SO4)3 + 28 Na2SO4 + H20
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/06/11
Équations équilibrées sur12/06/10
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