| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4 + 2 O2 = CO2 + 2 H2O
Bl2(SO4)3 + NH4OH = Bl(OH)3 + (NH4)2SO4 =>
Bl2(SO4)3 + 6 NH4OH = 2 Bl(OH)3 + 3(NH4)2SO4
Cl2 + HOH = HCl + HClO3 =>
3 Cl2 + 3 HOH = 5 HCl + HClO3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HCl + NH3 = NH4Cl =>
HCl + NH3 = NH4Cl
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
Al2(SO4)3 = Al2O3 + SO2 + O2 =>
2 Al2(SO4)3 = 2 Al2O3 + 6 SO2 + 3 O2
C3H18 + O2 = CO2 + H2O =>
2 C3H18 + 15 O2 = 6 CO2 + 18 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
C2H5OH + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H5OH + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
Cr(OH)3 + H2SO4 = Cr2(SO4)3 + H2O =>
2 Cr(OH)3 + 3 H2SO4 = Cr2(SO4)3 + 6 H2O
Ca{2+} + Cl{-} = CaCl2 =>
Ca{2+} + 2 Cl{-} = CaCl2
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
H{+} + Cr2O7{2-} + e = Cr{3+} + H2O =>
14 H{+} + Cr2O7{2-} + 6e = 2 Cr{3+} + 7 H2O
CoS + HBr = CoBr2 + H2S =>
CoS + 2 HBr = CoBr2 + H2S
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
CH4 + NH3 + O2 = HCN + H2O =>
2 CH4 + 2 NH3 + 3 O2 = 2 HCN + 6 H2O
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
FeI3 + NaOH = Fe(OH)3 + NaI =>
FeI3 + 3 NaOH = Fe(OH)3 + 3 NaI
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
K2CO3 + Zn(ClO3)2 = ZnCO3 + K2(ClO3)2 =>
K2CO3 + Zn(ClO3)2 = ZnCO3 + K2(ClO3)2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
(CH2)2N2H2 + N2O4 = CO2 + N2 + H2O =>
4(CH2)2N2H2 + 7 N2O4 = 8 CO2 + 11 N2 + 12 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NO2 + O2 = N2O5 =>
4 NO2 + O2 = 2 N2O5
F2(g) + Na(OH) = NaF + O2(g) + H2O =>
2 F2(g) + 4 Na(OH) = 4 NaF + O2(g) + 2 H2O
CuSo4(aq) + Zn(s) = Cu(s) + Zn(So4)(aq) =>
CuSo4(aq) + Zn(s) = Cu(s) + Zn(So4)(aq)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
NaCO3 + KCl = KCO3 + NaCl =>
NaCO3 + KCl = KCO3 + NaCl
HClO3 + Ca(OH)2 = Ca(ClO3)2 + H2O =>
2 HClO3 + Ca(OH)2 = Ca(ClO3)2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Mg + S8 = MgS =>
8 Mg + S8 = 8 MgS
Fe{3+} + A{-} = FeA{2+} =>
Fe{3+} + A{-} = FeA{2+}
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
Fe{3+} + A{-} = FeA{2+} =>
Fe{3+} + A{-} = FeA{2+}
FECl3 + NAOH = FE(OH)3 + NACl =>
FECl3 + 3 NAOH = FE(OH)3 + 3 NACl
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Fe{3+} + A{-} = FeA3 =>
Fe{3+} + 3 A{-} = FeA3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/13/18
Équations équilibrées sur01/12/18
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