| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mn(s) + NiCl2(aq) = MnCl2 + Ni
FeS(s) + HCl(aq) = HS(aq) + FeCl(aq) =>
FeS(s) + HCl(aq) = HS(aq) + FeCl(aq)
Fe2O3(s) + Mg(s) = MgO + Fe(s) =>
Fe2O3(s) + 3 Mg(s) = 3 MgO + 2 Fe(s)
N2H4(g) + N2O4(g) = N2(g) + H2O(g) =>
2 N2H4(g) + N2O4(g) = 3 N2(g) + 4 H2O(g)
Cu + HBr = CuHBr =>
Cu + HBr = CuHBr
Ca(OH)2 + H3PO4 = CaHPO4 + H2O =>
Ca(OH)2 + H3PO4 = CaHPO4 + 2 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Ca(OH)2 + H3PO4 = CaHPO4 + H2O =>
Ca(OH)2 + H3PO4 = CaHPO4 + 2 H2O
N2H4(g) + N2O4(g) = N2(g) + H2O(g) =>
2 N2H4(g) + N2O4(g) = 3 N2(g) + 4 H2O(g)
HMnO4 + AsH2 + H2SO4 = H3AsO4 + MnSO4 + H2O =>
7 HMnO4 + 5 AsH2 + 7 H2SO4 = 5 H3AsO4 + 7 MnSO4 + 8 H2O
KCO3 + H2SO4 = KSO4 + CO2 + H2O =>
KCO3 + H2SO4 = KSO4 + CO2 + H2O
MnO2 + CaCl2 + H3PO4 = Cl2 + Mn3(PO4)2 + Ca3(PO4)2 + H2O =>
3 MnO2 + 3 CaCl2 + 4 H3PO4 = 3 Cl2 + Mn3(PO4)2 + Ca3(PO4)2 + 6 H2O
Na4(Fe(CN)6) + FeCl3 = Fe4(Fe(CN)6)3 + NaCl =>
3 Na4(Fe(CN)6) + 4 FeCl3 = Fe4(Fe(CN)6)3 + 12 NaCl
MgCO3(aq) + HCl(aq) = MgCl(aq) + HCO3(s) =>
MgCO3(aq) + HCl(aq) = MgCl(aq) + HCO3(s)
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
(NH4)2SO4 + Fe(OH)3 = Fe2(SO4)3 + NH4OH =>
3(NH4)2SO4 + 2 Fe(OH)3 = Fe2(SO4)3 + 6 NH4OH
Li2CO3 + HI = LiI + H2CO3 =>
Li2CO3 + 2 HI = 2 LiI + H2CO3
NH4 + O = N2O + H2O =>
2 NH4 + 5 O = N2O + 4 H2O
C3H5Br + Br2 = C3H3Br2 + H2 =>
2 C3H5Br + Br2 = 2 C3H3Br2 + 2 H2
PdO + HCl = PdCl2 + H2O =>
PdO + 2 HCl = PdCl2 + H2O
N2O4 + H2O = HNO3 + NO =>
3 N2O4 + 2 H2O = 4 HNO3 + 2 NO
FeNH4(SO4)2 + KSCN = Fe(SCN)3 + K3NH4(SO4)2 =>
FeNH4(SO4)2 + 3 KSCN = Fe(SCN)3 + K3NH4(SO4)2
Na(s) + HNO3(aq) = NaNO3(aq) + H2 =>
2 Na(s) + 2 HNO3(aq) = 2 NaNO3(aq) + H2
Al(NO3)3 + I2 = AlI3 + NO3 =>
2 Al(NO3)3 + 3 I2 = 2 AlI3 + 6 NO3
K4Fe(CN)6 + KMnO4 + HCl = KCl + FeCl3 + MnCl2 + HNO3 + CO2 + H2O =>
5 K4Fe(CN)6 + 61 KMnO4 + 218 HCl = 81 KCl + 5 FeCl3 + 61 MnCl2 + 30 HNO3 + 30 CO2 + 94 H2O
Br2 + KI + H2O = HBr + KIO3 =>
3 Br2 + KI + 3 H2O = 6 HBr + KIO3
LiCoO2 + H2 = LiCo + H2O =>
LiCoO2 + 2 H2 = LiCo + 2 H2O
N2 + F = FN2 =>
N2 + F = FN2
NiSO4 + Al = Al(SO4)3 + Ni =>
3 NiSO4 + Al = Al(SO4)3 + 3 Ni
H2O + K2SO4 + Na2CO3 = KOH + CO2 + Na2SO4 =>
H2O + K2SO4 + Na2CO3 = 2 KOH + CO2 + Na2SO4
Fe2O3 + NH3 = H2O + N2 + FeO =>
3 Fe2O3 + 2 NH3 = 3 H2O + N2 + 6 FeO
Cd + Cl2 = CdCl2 =>
Cd + Cl2 = CdCl2
Pb(NO3)2 + HNO3 = HPb(NO3) + NO3 =>
Pb(NO3)2 + HNO3 = HPb(NO3) + 2 NO3
KMnO4 + HNO2 = Mn(NO2)2 + KNO2 + H2O + NO2 =>
KMnO4 + 8 HNO2 = Mn(NO2)2 + KNO2 + 4 H2O + 5 NO2
Pb(NO3) + (COONH4)2 = PbNH4 + NO3COO =>
2 Pb(NO3) + (COONH4)2 = 2 PbNH4 + 2 NO3COO
NaOH + H2SO4 = NaOHH2SO4 =>
NaOH + H2SO4 = NaOHH2SO4
As2S3 + HNO3 + H2SO3 = H3AsO4 + NO + H2SO5 =>
2 As2S3 + 24 HNO3 + H2SO3 = 4 H3AsO4 + 24 NO + 7 H2SO5
NaOH + NH4Cl = NH3(g) + H2O + NaCl =>
NaOH + NH4Cl = NH3(g) + H2O + NaCl
SN(OH)2 + HCl = SNOHCl + H2O =>
SN(OH)2 + HCl = SNOHCl + H2O
Zn(OH)2 + C20H14O4 = Zn + H2CO3 + H2O =>
43 Zn(OH)2 + C20H14O4 = 43 Zn + 20 H2CO3 + 30 H2O
KCr(SO4)2 + KSCN = K3[Cr(SCN)6]* + K2SO4 =>
KCr(SO4)2 + 6 KSCN = K3[Cr(SCN)6]* + 2 K2SO4
Cr2O3 + NaNO3 + KOH = K2CrO4 + NaOH + NH3 + H2O =>
4 Cr2O3 + 3 NaNO3 + 16 KOH = 8 K2CrO4 + 3 NaOH + 3 NH3 + 2 H2O
CrO3 + Mg(OH)2 = H2O + CrO4Mg =>
CrO3 + Mg(OH)2 = H2O + CrO4Mg
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
HF + Cr(OH)6 = CrF6 + H2O =>
6 HF + Cr(OH)6 = CrF6 + 6 H2O
BaCrO4 + H{+} = Ba{+2} + H2Cr2O7 + H2O =>
2 BaCrO4 + 4 H{+} = 2 Ba{+2} + H2Cr2O7 + H2O
Cd(NO3)2*4H2O + NH4OH = Cd(OH)2 + NH4NO3 + H2O =>
Cd(NO3)2*4H2O + 2 NH4OH = Cd(OH)2 + 2 NH4NO3 + 4 H2O
C3H18 + O2 = CO2 + H2O =>
2 C3H18 + 15 O2 = 6 CO2 + 18 H2O
Zn(s) + HCl(aq) = H2(g) + ZnCl2(aq) =>
Zn(s) + 2 HCl(aq) = H2(g) + ZnCl2(aq)
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
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Équations équilibrées sur12/12/24
Équations équilibrées sur01/11/24
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