| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
H3AsO3 + BrCl + H2O = H3AsO4 + Br + Cl{-} + H3O{+} =>
H3AsO3 + 2 BrCl + 3 H2O = H3AsO4 + 2 Br + 2 Cl{-} + 2 H3O{+}
HgO = O2 + Hg =>
2 HgO = O2 + 2 Hg
Pb2{+} + IO3{-} + H2O = PbO2 + I2 + OH{-} =>
10 Pb2{+} + 14 IO3{-} + 2 H2O = 20 PbO2 + 7 I2 + 4 OH{-}
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CaCO3 = CO2 + CaO =>
CaCO3 = CO2 + CaO
C6H12O6 = C2H6O + CO2 =>
C6H12O6 = 2 C2H6O + 2 CO2
NH4OH = NH3 + H2O =>
NH4OH = NH3 + H2O
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Pb2{+} + IO3{-} + H{+} = PbO2 + I2 + H2O =>
10 Pb2{+} + 14 IO3{-} + 4 H{+} = 20 PbO2 + 7 I2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
FeCl3 + Na2SO4 = Fe2(SO4)3 + NaCl =>
2 FeCl3 + 3 Na2SO4 = Fe2(SO4)3 + 6 NaCl
Ca3(PO4)2 + SiO2 + C = P4 + CaSiO3 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = P4 + 6 CaSiO3 + 10 CO
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
AL + HCl = ALCl + H2 =>
2 AL + 2 HCl = 2 ALCl + H2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Al + CuSO4 = Cu + Al2(SO4)3 =>
2 Al + 3 CuSO4 = 3 Cu + Al2(SO4)3
K2Cr2O7 + NaI + H2SO4 = Cr2(SO4)3 + I2 + H2O + Na2SO4 + K2SO4 =>
K2Cr2O7 + 6 NaI + 7 H2SO4 = Cr2(SO4)3 + 3 I2 + 7 H2O + 3 Na2SO4 + K2SO4
Li + F2 = LiF =>
2 Li + F2 = 2 LiF
H2CO3 + Al(OH)3 = Al2(CO3)3 + H2O =>
3 H2CO3 + 2 Al(OH)3 = Al2(CO3)3 + 6 H2O
Bi2O3 + NaOH + NaOCl = NaBiO3 + NaCl + H2O =>
Bi2O3 + 2 NaOH + 2 NaOCl = 2 NaBiO3 + 2 NaCl + H2O
Mg + O = MgO =>
Mg + O = MgO
Mg + Br2 = MgBr2 =>
Mg + Br2 = MgBr2
MnO2 + CO = Mn2O3 + CO2 =>
2 MnO2 + CO = Mn2O3 + CO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Pb2{+} + IO3{-} + OH = PbO2 + I2{+} + H2O =>
3 Pb2{+} + 2 IO3{-} + 12 OH = 6 PbO2 + I2{+} + 6 H2O
Cl2 + PbO2 + H2SO4 = HClO3 + PbSO4 + H2O =>
Cl2 + 5 PbO2 + 5 H2SO4 = 2 HClO3 + 5 PbSO4 + 4 H2O
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
C5H10 + O2 = CO2 + H20 =>
2 C5H10 + 10 O2 = 10 CO2 + H20
AgCl + NaOH = Ag2O + NaCl + H2O =>
2 AgCl + 2 NaOH = Ag2O + 2 NaCl + H2O
KMnO4 + NaCl + H2SO4 = Cl2 + K2SO4 + MnSO4 + H2O + Na2SO4 =>
2 KMnO4 + 10 NaCl + 8 H2SO4 = 5 Cl2 + K2SO4 + 2 MnSO4 + 8 H2O + 5 Na2SO4
Al2(SO4)3 + KOH = Al(OH)3 + K2SO4 =>
Al2(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Cr2O3 + Na = Cr + NaO =>
Cr2O3 + 3 Na = 2 Cr + 3 NaO
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
K2CrO4 + O2 = K2CrO7 =>
2 K2CrO4 + 3 O2 = 2 K2CrO7
CoCr2O7 + Al2S3 = Al2(Cr2O7)3 + CoS =>
3 CoCr2O7 + Al2S3 = Al2(Cr2O7)3 + 3 CoS
I2 + KIO3 + HCl = ICl + KCl + H2O =>
2 I2 + KIO3 + 6 HCl = 5 ICl + KCl + 3 H2O
FeS + HNO3 = Fe(NO3)3 + Fe2(SO4)3 + NO2 + H2O =>
3 FeS + 30 HNO3 = Fe(NO3)3 + Fe2(SO4)3 + 27 NO2 + 15 H2O
CaH2 + O2 = Ca + H2O =>
2 CaH2 + O2 = 2 Ca + 2 H2O
C6H12O6 + O = CO2 + H2O =>
C6H12O6 + 12 O = 6 CO2 + 6 H2O
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
K2Cr2O7 + H2O + S = SO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 Cr2O3
MgO + Al(NO3)3 = Mg(NO3)2 + Al2O3 =>
3 MgO + 2 Al(NO3)3 = 3 Mg(NO3)2 + Al2O3
[Ag(NH3)2]Cl + HNO3 = AgCl + N2O + H2O =>
[Ag(NH3)2]Cl + 2 HNO3 = AgCl + 2 N2O + 4 H2O
CaH2 + O2 = Ca + H2O =>
2 CaH2 + O2 = 2 Ca + 2 H2O
Bi2O3 + NaOH + NaOCl = NaBiO3 + NaCl + H2O =>
Bi2O3 + 2 NaOH + 2 NaOCl = 2 NaBiO3 + 2 NaCl + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/16/13
Équations équilibrées sur01/15/13
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