| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2 + O2 = 2 H2O
C2H4 + O2 = CO + H20 =>
5 C2H4 + 5 O2 = 10 CO + H20
C2H4 + O2 = CO + H2O =>
C2H4 + 2 O2 = 2 CO + 2 H2O
CaCO3 + HCH3CO2 = CaCO2 + HCH3CO3 =>
CaCO3 + HCH3CO2 = CaCO2 + HCH3CO3
NaHCO3 + H3C6H5O7 = H20 + CO2 + Na3C6H5O7 =>
150 NaHCO3 + 80 H3C6H5O7 = 27 H20 + 330 CO2 + 50 Na3C6H5O7
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NO3{-} + NH4{+} = NO3NH4 =>
NO3{-} + NH4{+} = NO3NH4
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
S8 + H2O = H2S + SO2 =>
3 S8 + 16 H2O = 16 H2S + 8 SO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Pb + I = PbI4 =>
Pb + 4 I = PbI4
PtCl6{-} + BH4{-} + H2O = H3BO3 + Pt + Cl{-} + H{+} =>
8 PtCl6{-} + 5 BH4{-} + 15 H2O = 5 H3BO3 + 8 Pt + 48 Cl{-} + 35 H{+}
Fe{3+} + H2O = Fe(OH)3 + H{+} =>
Fe{3+} + 3 H2O = Fe(OH)3 + 3 H{+}
Fe{2+} + H2O + O2 = Fe(OH)3 + H{+} =>
4 Fe{2+} + 10 H2O + O2 = 4 Fe(OH)3 + 8 H{+}
Ba{2+} + CO3{2-} = BaCO3 =>
Ba{2+} + CO3{2-} = BaCO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
H3AsO4 + Pb(NO3)2 = HNO3 + PbHAsO4 =>
H3AsO4 + Pb(NO3)2 = 2 HNO3 + PbHAsO4
CO + H2O = CO2 + H2 =>
CO + H2O = CO2 + H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Pb + I2 = PbI =>
2 Pb + I2 = 2 PbI
NaHCO3 + HCl = NaCl + CO2 + H2O =>
NaHCO3 + HCl = NaCl + CO2 + H2O
Pb + I2 = PbI2 =>
Pb + I2 = PbI2
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
C3H8 + O2 = CO2 + H20 =>
5 C3H8 + 15 O2 = 15 CO2 + 2 H20
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
KMnO4 + HBr = MnBr2 + Br2 + KBr + H2O =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 5 Br2 + 2 KBr + 8 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Mg{+2} + Cl{-} = MgCl2 =>
Mg{+2} + 2 Cl{-} = MgCl2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
PtCl6{2-} + BH4{-} + H2O = H3BO3 + Pt + Cl{-} + H{+} =>
2 PtCl6{2-} + BH4{-} + 3 H2O = H3BO3 + 2 Pt + 12 Cl{-} + 7 H{+}
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CO2 + LiOH = Li2CO3 + H2O =>
CO2 + 2 LiOH = Li2CO3 + H2O
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Ni(NO3)2 + NH3 = Ni(NH3)6{+2} + NO3{-} =>
Ni(NO3)2 + 6 NH3 = Ni(NH3)6{+2} + 2 NO3{-}
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe + O2 = FeO3 =>
2 Fe + 3 O2 = 2 FeO3
Sn + HF = SnF2 + H2 =>
Sn + 2 HF = SnF2 + H2
NaCl + BeF2 = NaF + BeCl2 =>
2 NaCl + BeF2 = 2 NaF + BeCl2
Mg + HCl = MgCl + H2 =>
2 Mg + 2 HCl = 2 MgCl + H2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/10
Équations équilibrées sur02/09/09
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