| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe(s) + 2 HCl(l) = 2 H + FeCl2
LiBr + Cl2 = LiCl + Br2 =>
2 LiBr + Cl2 = 2 LiCl + Br2
CH3COOH(ac) + H2O(l) = CH3COO(ac) + H3O(ac) =>
CH3COOH(ac) + H2O(l) = CH3COO(ac) + H3O(ac)
KMnO4 + C6H5CHO + H2SO4 = MnSO4 + K2SO + C6H5COOH + H2O =>
2 KMnO4 + 8 C6H5CHO + 3 H2SO4 = 2 MnSO4 + K2SO + 8 C6H5COOH + 3 H2O
NaCl + CaO = CaCl2Na2O =>
2 NaCl + CaO = CaCl2Na2O
Sn(s) + HNO3(aq) = SnO2(s) + NO2(g) + H2O(g) =>
Sn(s) + 4 HNO3(aq) = SnO2(s) + 4 NO2(g) + 2 H2O(g)
Cl2 + AgNO3 = NO3 + AgCl =>
Cl2 + 2 AgNO3 = 2 NO3 + 2 AgCl
Cl2 + NH3 = N2H4 + NH4Cl =>
Cl2 + 4 NH3 = N2H4 + 2 NH4Cl
Fe + SnCl4 = FeCl4 + Sn =>
Fe + SnCl4 = FeCl4 + Sn
PbSO4 + OAc{-} = Pb(OAc)4{2-} + SO4{2-} =>
PbSO4 + 4 OAc{-} = Pb(OAc)4{2-} + SO4{2-}
C6H8O7*H2O + NaHCO3 = CO2 + H2O + Na3C6H5O7*2H2O =>
C6H8O7*H2O + 3 NaHCO3 = 3 CO2 + 2 H2O + Na3C6H5O7*2H2O
Al2(SO4)3 + H2O = Al1(OH)3 + H2SO4 =>
Al2(SO4)3 + 6 H2O = 2 Al1(OH)3 + 3 H2SO4
NaAlO2 + H2S + H2O = Al(OH)3 + Na2S =>
2 NaAlO2 + H2S + 2 H2O = 2 Al(OH)3 + Na2S
N2O5 = N2O4 + O4 =>
4 N2O5 = 4 N2O4 + O4
Bi(OH)3 + K2SnO = Bi + K2SnO3 + H2O =>
4 Bi(OH)3 + 3 K2SnO = 4 Bi + 3 K2SnO3 + 6 H2O
Co(OH)2 + H2SO4 = (CoOH)2SO4 + H2O =>
2 Co(OH)2 + H2SO4 = (CoOH)2SO4 + 2 H2O
FeBr2K2CO3 = FeCO3 + Br2K2 =>
FeBr2K2CO3 = FeCO3 + Br2K2
Mg + Na2SO4 = MgSO4 + Na2 =>
Mg + Na2SO4 = MgSO4 + Na2
H2CO3 + CaHO = H2HO + CaCO3 =>
H2CO3 + CaHO = H2HO + CaCO3
CH3CH0 + O2 = CO2 + H2O =>
CH3CH0 + 3 O2 = 2 CO2 + 2 H2O
N2F4 + H2 = N2 + HF =>
N2F4 + 2 H2 = N2 + 4 HF
K2CrO4 + Na2SO3 + KOH + H2O = Na2SO4 + K3[Cr(OH)6] =>
2 K2CrO4 + 3 Na2SO3 + 2 KOH + 5 H2O = 3 Na2SO4 + 2 K3[Cr(OH)6]
HgCl2 + SnCl2 = Hg2 + SnCl4 =>
2 HgCl2 + 2 SnCl2 = Hg2 + 2 SnCl4
CoCl2 + NaOH + NaClO = NaCl + Co2O3 + H2O =>
2 CoCl2 + 4 NaOH + NaClO = 5 NaCl + Co2O3 + 2 H2O
Fe2(SO4)3 + H2S = Fe2S3 + H2SO4 =>
Fe2(SO4)3 + 3 H2S = Fe2S3 + 3 H2SO4
K2SO3 + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 =>
5 K2SO3 + 2 KMnO4 + 3 H2SO4 = 3 H2O + 6 K2SO4 + 2 MnSO4
C5H10O + O2 = CO2 + H2O =>
C5H10O + 7 O2 = 5 CO2 + 5 H2O
Zn(s) + FeCl3(aq) = ZnCl2(aq) + Fe(s) =>
3 Zn(s) + 2 FeCl3(aq) = 3 ZnCl2(aq) + 2 Fe(s)
Ba2(g) + O2(g) = BaO(g) =>
Ba2(g) + O2(g) = 2 BaO(g)
Fe(NO2)3 + Mg2 = Mg(NO2)2 + Fe3 =>
12 Fe(NO2)3 + 9 Mg2 = 18 Mg(NO2)2 + 4 Fe3
Ca5F(PO4)3 + SiO2 + C = CaSiO3 + CaF2 + CO + P =>
2 Ca5F(PO4)3 + 9 SiO2 + 15 C = 9 CaSiO3 + CaF2 + 15 CO + 6 P
HCOOH + MnO4{-} + OH{-} = CO3{2-} + MnO2 + H2O =>
3 HCOOH + 2 MnO4{-} + 4 OH{-} = 3 CO3{2-} + 2 MnO2 + 5 H2O
Br + HNO3 = HBrO3 + NO + HOH =>
3 Br + 5 HNO3 = 3 HBrO3 + 5 NO + HOH
P2O5 + HCl = PCl3 + Cl2O + H2O =>
P2O5 + 8 HCl = 2 PCl3 + Cl2O + 4 H2O
BaCO3 + H3O = Ba + H2CO3 + H2O =>
BaCO3 + 2 H3O = Ba + H2CO3 + 2 H2O
BaSO4 + NiCl4 = BaCl2 + Ni(SO4)2 =>
2 BaSO4 + NiCl4 = 2 BaCl2 + Ni(SO4)2
H3PO4(aq) + KOH(aq) = H2O(l) + K3PO4(aq) =>
H3PO4(aq) + 3 KOH(aq) = 3 H2O(l) + K3PO4(aq)
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
Fe(NO3)2 = NO2 + O2 + FeO =>
2 Fe(NO3)2 = 4 NO2 + O2 + 2 FeO
LiCl + Na2SiO3 = NaCl + Li + NaSiO3 =>
LiCl + Na2SiO3 = NaCl + Li + NaSiO3
HCl + Ti(OH)4 = TiCl4 + H2O =>
4 HCl + Ti(OH)4 = TiCl4 + 4 H2O
C48H86 + O2 = CO2 + H2O =>
2 C48H86 + 139 O2 = 96 CO2 + 86 H2O
HPO4 + Ca(O)H = CaPO4 + H2O =>
HPO4 + Ca(O)H = CaPO4 + H2O
Cu(NO3)2 + Na2CO3 = Cu(CO3)2 + Na2NO3 =>
Cu(NO3)2 + 2 Na2CO3 = Cu(CO3)2 + 2 Na2NO3
C6H5NH2 + H2SO4 = (C6H8N)2SO4 =>
2 C6H5NH2 + H2SO4 = (C6H8N)2SO4
H2SO3 + Cu(OH)2 = Cu(SO3) + H2O =>
H2SO3 + Cu(OH)2 = Cu(SO3) + 2 H2O
[Zn(OH)4]{2-} + HCl = Zn{2+} + Cl{-} + H2O =>
[Zn(OH)4]{2-} + 4 HCl = Zn{2+} + 4 Cl{-} + 4 H2O
MgSO4 + BeCl2 = BeSO4 + MgCl2 =>
MgSO4 + BeCl2 = BeSO4 + MgCl2
LiAlH4 + SnCl4 = SnH4 + LiAlCl4 =>
LiAlH4 + SnCl4 = SnH4 + LiAlCl4
Zn(O2CCH3)2(aq) + H2SO4(aq) = ZnSO4(aq) + H3CCOOH(aq) =>
Zn(O2CCH3)2(aq) + H2SO4(aq) = ZnSO4(aq) + 2 H3CCOOH(aq)
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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