| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeCl3 = Cl3 + Fe
Cd2 + NiI2 = Ni + CdI2 =>
Cd2 + 2 NiI2 = 2 Ni + 2 CdI2
Zn + HNO3 = ZnN2O6 + H2O + NH4NO2 =>
5 Zn + 12 HNO3 = 5 ZnN2O6 + 4 H2O + NH4NO2
AgBr + CuCl2 = CuBr2 + AgCl =>
2 AgBr + CuCl2 = CuBr2 + 2 AgCl
Al + Mn(C2H3O2)2 = Mn + Al(C2H3O2) =>
2 Al + Mn(C2H3O2)2 = Mn + 2 Al(C2H3O2)
NO3 + KOH + NH3 = H2O + KNO3 =>
8 NO3 + 9 KOH + NH3 = 6 H2O + 9 KNO3
AlPO4 + Cr2O3 = Al2O3 + CrPO4 =>
2 AlPO4 + Cr2O3 = Al2O3 + 2 CrPO4
HBr + Ag = AgBr + H =>
HBr + Ag = AgBr + H
Ba(ClO2)2 = BaCl2 + Ba(ClO3)2 =>
3 Ba(ClO2)2 = BaCl2 + 2 Ba(ClO3)2
C16H24O5 + O2 = CO2 + H2O =>
2 C16H24O5 + 39 O2 = 32 CO2 + 24 H2O
Li3PO4 = Li + P4 + O2 =>
4 Li3PO4 = 12 Li + P4 + 8 O2
Mg(OH)2 + ClCH2COOH = H2O + Mg(ClCH2COO)2 =>
Mg(OH)2 + 2 ClCH2COOH = 2 H2O + Mg(ClCH2COO)2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl(aw) =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl(aw)
KClO4 + KI = KIO4 + KCl =>
KClO4 + KI = KIO4 + KCl
Ca(Cl)2 + K2CO3 = KCl + Ca(CO3) =>
Ca(Cl)2 + K2CO3 = 2 KCl + Ca(CO3)
PbCO3 = PbO + CO2 =>
PbCO3 = PbO + CO2
Mg3(CO3)2 + CH3OOH = CO2 + Mg(C2H3O2)2 + H2O =>
2 Mg3(CO3)2 + 23 CH3OOH = 3 CO2 + 6 Mg(C2H3O2)2 + 28 H2O
C3H6(g) + NO(g) = C3H3N(l) + H2O(l) + N2(g) =>
4 C3H6(g) + 6 NO(g) = 4 C3H3N(l) + 6 H2O(l) + N2(g)
K2SO3 + KMnO3 + H2O = K2SO4 + MnO2 + KOH =>
K2SO3 + 2 KMnO3 + H2O = K2SO4 + 2 MnO2 + 2 KOH
Fe(OH)3 + KMnO4 = Fe(MnO4)3 + KOH =>
Fe(OH)3 + 3 KMnO4 = Fe(MnO4)3 + 3 KOH
FeS2 + C = CS + Fe =>
FeS2 + 2 C = 2 CS + Fe
C6H6 + CH3COOH = C8H8O2 + H2 =>
C6H6 + CH3COOH = C8H8O2 + H2
HCl(aq) + Ba(OH)2(aq) = H(OH)2(aq) + BaCl =>
HCl(aq) + Ba(OH)2(aq) = H(OH)2(aq) + BaCl
CaC2 + H2O = C2H2 + Ca[OH]2 = C2H2 + O2 = CO2 + H2O =>
CaC2 + 2 H2O = C2H2 + Ca[OH]2
MgBr2(l) = Mg(l) + Br2(g) =>
MgBr2(l) = Mg(l) + Br2(g)
NO + H3O = NH3 + NO3 =>
2 NO + H3O = NH3 + NO3
Sr(OH)2 = OH + Sr =>
Sr(OH)2 = 2 OH + Sr
Mg(OH)2 + CO3{-2} = MgCO3 + OH{-} =>
Mg(OH)2 + CO3{-2} = MgCO3 + 2 OH{-}
Mg(s) + SnCl4(aq) = Sn(s) + MgCl2 =>
2 Mg(s) + SnCl4(aq) = Sn(s) + 2 MgCl2
H5 + NF3 = N2 + HF =>
6 H5 + 10 NF3 = 5 N2 + 30 HF
O2 + FeS = SO2 + FeO3 =>
5 O2 + 2 FeS = 2 SO2 + 2 FeO3
Pb + H2SO4(cc) = Pb(HSO4)2 + SO2 + H2O =>
Pb + 3 H2SO4(cc) = Pb(HSO4)2 + SO2 + 2 H2O
Cd(NO3)2(aq) + KOH(aq) = Cd(OH)2(s) + KNO3(aq) =>
Cd(NO3)2(aq) + 2 KOH(aq) = Cd(OH)2(s) + 2 KNO3(aq)
HClO + Zn(OH)2 = Zn(ClO)2 + H2O =>
2 HClO + Zn(OH)2 = Zn(ClO)2 + 2 H2O
Fe(NO3) + NaOH = FeOH + NaNO3 =>
Fe(NO3) + NaOH = FeOH + NaNO3
HCl + Zn = H2 + ZnCl2 =>
2 HCl + Zn = H2 + ZnCl2
Ba(NO3)2(aq) + ZnSO4(aq) = BaSO4(s) + Zn(NO3)2(aq) =>
Ba(NO3)2(aq) + ZnSO4(aq) = BaSO4(s) + Zn(NO3)2(aq)
Pb(NO3)2 + HOH = Pb(OH)2 + H(NO3) =>
Pb(NO3)2 + 2 HOH = Pb(OH)2 + 2 H(NO3)
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
BaCO2 + HNO3 = BaNO3 + HCO2 =>
BaCO2 + HNO3 = BaNO3 + HCO2
C8H17COOH + O2 = CO2 + H2O =>
2 C8H17COOH + 25 O2 = 18 CO2 + 18 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH4 + NH3 = H2 + C2N2 =>
2 CH4 + 2 NH3 = 7 H2 + C2N2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
O2 + e + H2O = HO{-} =>
O2 + 4e + 2 H2O = 4 HO{-}
CaC2 + O2 = CaO + CO =>
2 CaC2 + 3 O2 = 2 CaO + 4 CO
KCr2O7 + KI + H2SO4 = K2SO4 + Cr(SO4)3 + I2 + H2O =>
2 KCr2O7 + 2 KI + 14 H2SO4 = 2 K2SO4 + 4 Cr(SO4)3 + I2 + 14 H2O
KHSO4 + LiOH = K2SO4 + Li2SO4 + H2O =>
2 KHSO4 + 2 LiOH = K2SO4 + Li2SO4 + 2 H2O
Al(OH)3 + H3PO4 = [Al(OH)]3[PO4]2 + H2O =>
3 Al(OH)3 + 2 H3PO4 = [Al(OH)]3[PO4]2 + 6 H2O
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