| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO4 + Pb(OH)2 = 2 H2O + PbSO4
(NH4)2 + CO3(s) = NH3 + CO2(g) + H2O(l) =>
(NH4)2 + CO3(s) = 2 NH3 + CO2(g) + H2O(l)
Sr(OH)2 + CaO = SrO2 + Ca(OH) =>
Sr(OH)2 + 2 CaO = SrO2 + 2 Ca(OH)
HNO3 + Na2CO3 = H2CO3 + NaNO3 =>
2 HNO3 + Na2CO3 = H2CO3 + 2 NaNO3
(CH3COO)2Ca + AgNO3 = AgCH3COO + Ca(NO3)2 =>
(CH3COO)2Ca + 2 AgNO3 = 2 AgCH3COO + Ca(NO3)2
Li + H2SO4 = Li(HSO4) + H2 =>
2 Li + 2 H2SO4 = 2 Li(HSO4) + H2
CH3NO2H2O = CH3HNO2OH =>
CH3NO2H2O = CH3HNO2OH
(CH3COO)2Ca + HCl = CH3COOH + CaCl2 =>
(CH3COO)2Ca + 2 HCl = 2 CH3COOH + CaCl2
(NH4)2S + KOH = K2S + NH3 + H2O =>
(NH4)2S + 2 KOH = K2S + 2 NH3 + 2 H2O
H2SO4 + HCOOH = CO + H2SO4H2O =>
H2SO4 + HCOOH = CO + H2SO4H2O
NiCl2(aq) + O2(g) = NiO(s) + Cl2O5(g) =>
NiCl2(aq) + 3 O2(g) = NiO(s) + Cl2O5(g)
Mn2{+} + H2O2 + OH{-} = Mn2O3 + H2O =>
2 Mn2{+} + 5 H2O2 + 2 OH{-} = 2 Mn2O3 + 6 H2O
Al2O3 + HCl = Cl3Al + H2O =>
Al2O3 + 6 HCl = 2 Cl3Al + 3 H2O
AgNo3 + NaOH = AgNa + OHNo3 =>
AgNo3 + NaOH = AgNa + OHNo3
NaPO4 + H2O = Na + OH + HPO4 =>
NaPO4 + H2O = Na + OH + HPO4
BaO2(s) + H2O(l) = Ba(OH)2(aq) + O2(g) =>
2 BaO2(s) + 2 H2O(l) = 2 Ba(OH)2(aq) + O2(g)
Cu(No3)2 + NaOH = Cu(OH)2 + Na(No3) =>
Cu(No3)2 + 2 NaOH = Cu(OH)2 + 2 Na(No3)
MnSO4 + HCl = MnCl2 + H2SO4 =>
MnSO4 + 2 HCl = MnCl2 + H2SO4
Fe(OH)3 + H2O = (Fe(OH)3(H2O)3) =>
Fe(OH)3 + 3 H2O = (Fe(OH)3(H2O)3)
PbSO4 + NH4CH3COO = Pb(CH3COO)2 + (NH4)2SO4 =>
PbSO4 + 2 NH4CH3COO = Pb(CH3COO)2 + (NH4)2SO4
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
Cu(OH)2 + C3H4O2 = CO2 + H2O + CuC2 =>
6 Cu(OH)2 + 5 C3H4O2 = 3 CO2 + 16 H2O + 6 CuC2
Na2CO3 + Sr(ClO3)2 = NaClO3 + SrCO3 =>
Na2CO3 + Sr(ClO3)2 = 2 NaClO3 + SrCO3
K + HCl + H2O = H3O + KCl =>
K + HCl + H2O = H3O + KCl
Cr(OH)3 + KOH = KCrO2 + H2O =>
Cr(OH)3 + KOH = KCrO2 + 2 H2O
Ba(OH)2 + BaCl2 = Ba(OH)Cl =>
Ba(OH)2 + BaCl2 = 2 Ba(OH)Cl
FeCl2 + KSCN = KCl2 + Fe(SCN) =>
FeCl2 + KSCN = KCl2 + Fe(SCN)
AgNO3 + CO2 = AgCO2NO3 =>
AgNO3 + CO2 = AgCO2NO3
Li + H2SO4 = Li2SO4 + H2 =>
2 Li + H2SO4 = Li2SO4 + H2
H2O + HNO2 = H2 + HNO3 =>
H2O + HNO2 = H2 + HNO3
Li + H2SO4 = Li2SO4 + H2 =>
2 Li + H2SO4 = Li2SO4 + H2
Ca + Fe(NO3)3 = Ca(NO3)2 + Fe =>
3 Ca + 2 Fe(NO3)3 = 3 Ca(NO3)2 + 2 Fe
NaCO3 + HNO3 = H2O + CO2 + NaNO3 + O2 =>
4 NaCO3 + 4 HNO3 = 2 H2O + 4 CO2 + 4 NaNO3 + O2
SO2 + I2 + H2O = H{+} + I{-} + SO4 =>
SO2 + 2 I2 + 2 H2O = 4 H{+} + 4 I{-} + SO4
S + H2SO4 = H2O + SO2 =>
S + 2 H2SO4 = 2 H2O + 3 SO2
AlCl3 + HOH = AlOH + Cl + HCl =>
AlCl3 + HOH = AlOH + 2 Cl + HCl
KMnO4 + KI + H2SO4 = K2SO4 + KIO3 + MnSO4 + H2O =>
6 KMnO4 + 5 KI + 9 H2SO4 = 3 K2SO4 + 5 KIO3 + 6 MnSO4 + 9 H2O
Cl2 + SO2 = Cl2SO2 =>
Cl2 + SO2 = Cl2SO2
AlCl3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + Al2(SO4)3 + H2O + Cl2 =>
2 AlCl3 + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + Al2(SO4)3 + 7 H2O + 3 Cl2
H2SO4AgNO3 = AgSO4H2NO3 =>
H2SO4AgNO3 = AgSO4H2NO3
H2S + SO2 = S9 + H2O =>
6 H2S + 3 SO2 = S9 + 6 H2O
Zn(aq) + Ni(NO3)2 = Zn(NO3)2 + Ni =>
Zn(aq) + Ni(NO3)2 = Zn(NO3)2 + Ni
H2S + HNO2 = S + H2O + NO =>
H2S + 2 HNO2 = S + 2 H2O + 2 NO
V + NaOH = Na2VO2 + H2 =>
V + 2 NaOH = Na2VO2 + H2
Na2CO3 + HNO3 = NaNO3 + CO2 + H2O =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + CO2 + H2O
SF4(g) + F2(g) = SF6 =>
SF4(g) + F2(g) = SF6
Al + Fe2{+} = Al3{+} + Fe =>
3 Al + Fe2{+} = Al3{+} + 2 Fe
S + O2 + H2O = H2SO4 =>
2 S + 3 O2 + 2 H2O = 2 H2SO4
F2 + O2 = (OF2) =>
2 F2 + O2 = 2(OF2)
C6H5NH3Cl + KOH = KCl + C6H5NH2 + H2O =>
C6H5NH3Cl + KOH = KCl + C6H5NH2 + H2O
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