| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
C4H8 + O2 = CO2 + CH4 =>
C4H8 + 2 O2 = 2 CO2 + 2 CH4
PbO2 + SO4 + H = PbSO4 + H2O =>
PbO2 + SO4 + 4 H = PbSO4 + 2 H2O
Na2O = Na + O2 =>
2 Na2O = 4 Na + O2
PbO2 + SO4 + H = PbSO4 + H2O =>
PbO2 + SO4 + 4 H = PbSO4 + 2 H2O
XK2O + XH2O = XKOH =>
XK2O + XH2O = 2 XKOH
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
FeCl3 + KOH = KCl + Fe(OH)3 =>
FeCl3 + 3 KOH = 3 KCl + Fe(OH)3
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
NaClO + H2S = NaCl + H2SO4 =>
4 NaClO + H2S = 4 NaCl + H2SO4
Na3PO4 + Ca(OH)2 = Ca3(PO4)2 + NaOH =>
2 Na3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 NaOH
Ag2S + HNO3 = AgNO3 + NO + S + H2O =>
3 Ag2S + 8 HNO3 = 6 AgNO3 + 2 NO + 3 S + 4 H2O
I2 + Na2S2O3 = Na2S4O6 + NaI =>
I2 + 2 Na2S2O3 = Na2S4O6 + 2 NaI
Al3 + HCl = AlCl3 + H2 =>
2 Al3 + 18 HCl = 6 AlCl3 + 9 H2
Fe + CuNO3 = Fe(NO3)2 + Cu =>
Fe + 2 CuNO3 = Fe(NO3)2 + 2 Cu
MgCl2 + NH4NO3 = Mg(NO3)2 + NH4Cl =>
MgCl2 + 2 NH4NO3 = Mg(NO3)2 + 2 NH4Cl
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
CuCl2 + Zn = Cu + ZnCl2 =>
CuCl2 + Zn = Cu + ZnCl2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
MnO4({-}1) + C2O4({-}2) = MnO2 + CO3({-}2) =>
MnO4({-}1) + C2O4({-}2) = MnO2 + 2 CO3({-}2)
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
NaOH + FeCl3 = NaCl + Fe(OH)3 =>
3 NaOH + FeCl3 = 3 NaCl + Fe(OH)3
SnO = Sn + O2 =>
2 SnO = 2 Sn + O2
CH2 + O2 = CO2 + H2O =>
2 CH2 + 3 O2 = 2 CO2 + 2 H2O
Ni + HCl = NiCl + H2 =>
2 Ni + 2 HCl = 2 NiCl + H2
Ni + HCl = NiCl3 + H2 =>
2 Ni + 6 HCl = 2 NiCl3 + 3 H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
FeCl3 + KOH = KCl + Fe(OH)3 =>
FeCl3 + 3 KOH = 3 KCl + Fe(OH)3
NaClO + H2S = NaCl + H2SO4 =>
4 NaClO + H2S = 4 NaCl + H2SO4
Ag2S + HNO3 = AgNO3 + NO + S + H2O =>
3 Ag2S + 8 HNO3 = 6 AgNO3 + 2 NO + 3 S + 4 H2O
I2 + Na2S2O3 = Na2S4O6 + NaI =>
I2 + 2 Na2S2O3 = Na2S4O6 + 2 NaI
Fe + CuNO3 = Fe(NO3)2 + Cu =>
Fe + 2 CuNO3 = Fe(NO3)2 + 2 Cu
MgCl2 + NH4NO3 = Mg(NO3)2 + NH4Cl =>
MgCl2 + 2 NH4NO3 = Mg(NO3)2 + 2 NH4Cl
Al + H2SO4 = Al2(SO4)2 + H2 =>
2 Al + 2 H2SO4 = Al2(SO4)2 + 2 H2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
OH{-} + Mn{+2} + S2O8{-2} = SO4{-2} + MnO4{-} + H2O =>
16 OH{-} + 2 Mn{+2} + 5 S2O8{-2} = 10 SO4{-2} + 2 MnO4{-} + 8 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
MnCl2 + H2SO4 = MnSO4 + HCl =>
MnCl2 + H2SO4 = MnSO4 + 2 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/05/09
Équations équilibrées sur07/05/08
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