| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Fe2O3(s) + C(s) = 2 Fe3O4(s) + CO(g)
Fe3O4(s) + CO(g) = Fe(s) + CO2(g) =>
Fe3O4(s) + 4 CO(g) = 3 Fe(s) + 4 CO2(g)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
MnO2(s) + H2SO4(l) = Mn(SO4)2(s) + H2O(l) =>
MnO2(s) + 2 H2SO4(l) = Mn(SO4)2(s) + 2 H2O(l)
H2O3 + Ti4 = TiO2 + H2 =>
8 H2O3 + 3 Ti4 = 12 TiO2 + 8 H2
MoS2(s) + O2(g) = MoO3(s) + SO2(g) =>
2 MoS2(s) + 7 O2(g) = 2 MoO3(s) + 4 SO2(g)
MoO3(s) + H2(g) = Mo(s) + H2O(g) =>
MoO3(s) + 3 H2(g) = Mo(s) + 3 H2O(g)
H2O3 + Ti4 = TiO2 + H2 =>
8 H2O3 + 3 Ti4 = 12 TiO2 + 8 H2
TiO2(s) + Cl2(g) + C(s) = TiCl4(l) + CO(g) =>
TiO2(s) + 2 Cl2(g) + 2 C(s) = TiCl4(l) + 2 CO(g)
TiCl4(g) + Mg(l) = Ti(s) + MgCl2(l) =>
TiCl4(g) + 2 Mg(l) = Ti(s) + 2 MgCl2(l)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C7H7NO2 + CH3CH2OH = C9H11NO2 + H2O =>
C7H7NO2 + CH3CH2OH = C9H11NO2 + H2O
KMnO4 + K2SO3 + KOH = K2MnO4 + K2SO4 + H2O =>
2 KMnO4 + K2SO3 + 2 KOH = 2 K2MnO4 + K2SO4 + H2O
K + H2O = KOH + H =>
K + H2O = KOH + H
K + H2O = KO + H2 =>
K + H2O = KO + H2
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
NH3 + Na = NaNH2 + H2 =>
2 NH3 + 2 Na = 2 NaNH2 + H2
CrO4{2-} + Cl{-} + H{+} = Cr{3+} + Cl2 + H2O =>
2 CrO4{2-} + 6 Cl{-} + 16 H{+} = 2 Cr{3+} + 3 Cl2 + 8 H2O
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
NH4O + OCCH3 = NH4OOCCH3 =>
NH4O + OCCH3 = NH4OOCCH3
NH4O + OC + CH3 = NH4OOCCH3 =>
NH4O + OC + CH3 = NH4OOCCH3
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
FeCl3 + NH4CNS = Fe(CNS)3 + NH4Cl =>
FeCl3 + 3 NH4CNS = Fe(CNS)3 + 3 NH4Cl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ca + I2 = CaI =>
2 Ca + I2 = 2 CaI
Ca + I = CaI =>
Ca + I = CaI
Ca + I2 = CaI =>
2 Ca + I2 = 2 CaI
Ca + I2 = CaI2 =>
Ca + I2 = CaI2
Si + Fe2O3 = SiO2 + Fe =>
3 Si + 2 Fe2O3 = 3 SiO2 + 4 Fe
PbCO3 + HNO3 = Pb(NO3)2 + CO2 + H2O =>
PbCO3 + 2 HNO3 = Pb(NO3)2 + CO2 + H2O
Mg(NO3)2*6H2O + H2O = Mg(NO3)2*6H2OH2O =>
Mg(NO3)2*6H2O + 6 H2O = Mg(NO3)2*6H2OH2O
Si + NaOH + H2O = Na2SiO3 + H2 =>
Si + 2 NaOH + H2O = Na2SiO3 + 2 H2
Na2CO3 + HNO3 = NaNO3 + H2O + CO2 =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + H2O + CO2
FeCl3 + H2O = Fe(OH)3 + HCl =>
FeCl3 + 3 H2O = Fe(OH)3 + 3 HCl
Na2SiO3 + HF = NaF + H2O + SiO2 =>
Na2SiO3 + 2 HF = 2 NaF + H2O + SiO2
CrO4{2-} + Cl{-} + H{+} = Cr{3+} + Cl2 + H2O =>
2 CrO4{2-} + 6 Cl{-} + 16 H{+} = 2 Cr{3+} + 3 Cl2 + 8 H2O
COCl2 + H2O = CO2 + HCl =>
COCl2 + H2O = CO2 + 2 HCl
FeSO4 + H2S = H2SO4 + FeS =>
FeSO4 + H2S = H2SO4 + FeS
Zn + Fe(NO3)2 = Fe + Zn(NO3)2 =>
Zn + Fe(NO3)2 = Fe + Zn(NO3)2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Pb + FeCl2 = Fe + PbCl2 =>
Pb + FeCl2 = Fe + PbCl2
NaOH + CH3COOH = CH3COONa + H2O =>
NaOH + CH3COOH = CH3COONa + H2O
AgNO3 + AsH3 + H2O = Ag + H3AsO4 + HNO3 =>
8 AgNO3 + AsH3 + 4 H2O = 8 Ag + H3AsO4 + 8 HNO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
J2 + Cl2 + H2O = HJO3 + HCl =>
J2 + 5 Cl2 + 6 H2O = 2 HJO3 + 10 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/11/09
Équations équilibrées sur04/10/08
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