| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ba(OH)2(s) + 2 HCl(aq) = 2 H2O(aq) + BaCl2(aq)
H2 + O2 = H200O =>
200 H2 + O2 = 2 H200O
S8 + O2 = S6O2 =>
3 S8 + 4 O2 = 4 S6O2
CuS + KI = CuI2 + K2S =>
CuS + 2 KI = CuI2 + K2S
Cu(s) + P4(s) = Cu3P2(s) =>
6 Cu(s) + P4(s) = 2 Cu3P2(s)
KAl(SO4)2*12H2O + KOH = K2SO4 + Al(OH)3 + H2O =>
KAl(SO4)2*12H2O + 3 KOH = 2 K2SO4 + Al(OH)3 + 12 H2O
Mg(OH)2 + FeCl2 = MgCl2 + Fe(OH)2 =>
Mg(OH)2 + FeCl2 = MgCl2 + Fe(OH)2
Pb + N2 + O2 = (Pb(NO)3)2 =>
2 Pb + 3 N2 + 3 O2 = (Pb(NO)3)2
C16H34 + O2 = CO2 + H2O =>
2 C16H34 + 49 O2 = 32 CO2 + 34 H2O
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
Mg(OH)2 + Cl2O3 + C = MgCl2 + H2O + CO2 =>
Mg(OH)2 + Cl2O3 + 2 C = MgCl2 + H2O + 2 CO2
MgCO3 + HCl = MgCl2 + C2O4 + H2O =>
2 MgCO3 + 4 HCl = 2 MgCl2 + C2O4 + 2 H2O
HCl + CH3COOH = CH3COOCl + H2 =>
HCl + CH3COOH = CH3COOCl + H2
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
KI + K2(Cr2O7) + H2SO4 = I2 + Cr2(SO4)3 + K2SO4 + H2O =>
6 KI + K2(Cr2O7) + 7 H2SO4 = 3 I2 + Cr2(SO4)3 + 4 K2SO4 + 7 H2O
Fe(s) + CuSO4(a) = FeSO4(a) + Cu(s) =>
Fe(s) + CuSO4(a) = FeSO4(a) + Cu(s)
Cu2S + S = CuS =>
Cu2S + S = 2 CuS
NI{3} = N{3} + I =>
NI{3} = N{3} + I
PdCl2 + KCHOO + H = Pd + KCl + CHOOH =>
PdCl2 + 2 KCHOO + 2 H = Pd + 2 KCl + 2 CHOOH
FeSO4(ac) + Pb(NO3)2(ac) = Fe(NO3)2(ac) + PbSO4 =>
FeSO4(ac) + Pb(NO3)2(ac) = Fe(NO3)2(ac) + PbSO4
SO3 + PbO2 + H2O = SO4 + Pb(OH) =>
3 SO3 + 2 PbO2 + H2O = 3 SO4 + 2 Pb(OH)
SO3 + O2 = SO5 =>
SO3 + O2 = SO5
NH4I + Pb(NO3)2 = NH4NO3 + PbI2 =>
2 NH4I + Pb(NO3)2 = 2 NH4NO3 + PbI2
KOH(aq) + Cl2(g) = KClO3(aq) + KCl(aq) + H20(l) =>
60 KOH(aq) + 30 Cl2(g) = 20 KClO3(aq) + 40 KCl(aq) + 3 H20(l)
[Co(NH3)6](OH)2 + NH4Cl + H2O2 = [Co(NH3)6]Cl3 + NH3 + H2O =>
2[Co(NH3)6](OH)2 + 6 NH4Cl + H2O2 = 2[Co(NH3)6]Cl3 + 6 NH3 + 6 H2O
Fe3O4 + HBrO3 = FeBr3 + Fe(BrO3)3 + H2O =>
18 Fe3O4 + 162 HBrO3 = FeBr3 + 53 Fe(BrO3)3 + 81 H2O
Cs(OH)2 + CO2 = CsCO3 + H2O =>
Cs(OH)2 + CO2 = CsCO3 + H2O
Al(OH)3 + H2SO4 = Al4 + SO7 + H2O =>
8 Al(OH)3 + 3 H2SO4 = 2 Al4 + 3 SO7 + 15 H2O
VO + Fe2O3 = V2O5 + FeO =>
2 VO + 3 Fe2O3 = V2O5 + 6 FeO
H2(SO4) + KOH = H2O + (SO4)(K)2 =>
H2(SO4) + 2 KOH = 2 H2O + (SO4)(K)2
HgNO3 + K2Cr2O7 + HNO3 = HgO + KNO3 + Cr(NO3)3 + H2O =>
6 HgNO3 + K2Cr2O7 + 2 HNO3 = 6 HgO + 2 KNO3 + 2 Cr(NO3)3 + H2O
NaCl + KMn = NaMn + KCl =>
NaCl + KMn = NaMn + KCl
P2O5 + HF = HPO2F2 + H2PO3F =>
P2O5 + 3 HF = HPO2F2 + H2PO3F
KOH + MgSO4 = Mg(OH)2 + K2SO4 =>
2 KOH + MgSO4 = Mg(OH)2 + K2SO4
Cu(OH)2 + CH4 = CH3OH + Cu + H2O =>
Cu(OH)2 + CH4 = CH3OH + Cu + H2O
CH3OH + N2 = HCN + NH + O2 =>
2 CH3OH + 4 N2 = 2 HCN + 6 NH + O2
Al(OH)3 + Na3N = AlN + Na(OH) =>
Al(OH)3 + Na3N = AlN + 3 Na(OH)
K2O + ZnO = K2Zn + O3 =>
3 K2O + 3 ZnO = 3 K2Zn + 2 O3
Cl2 + K2SO3 + NaOH = K2SO4 + NaCl + H2O =>
Cl2 + K2SO3 + 2 NaOH = K2SO4 + 2 NaCl + H2O
K2Cr2O7 + NaI + H2SO3 = Cr2(SO3)3 + Na2SO3 + K2SO3 + I2 + H2O =>
K2Cr2O7 + 6 NaI + 7 H2SO3 = Cr2(SO3)3 + 3 Na2SO3 + K2SO3 + 3 I2 + 7 H2O
NO2{-} + C3H5O3{-} + H{+} + H2O = H2CO3 + NH4{+} =>
2 NO2{-} + C3H5O3{-} + 5 H{+} + 2 H2O = 3 H2CO3 + 2 NH4{+}
KCl2(aq) + Pb2NO3(aq) = KNO3(aq) + PbCl(s) =>
KCl2(aq) + Pb2NO3(aq) = KNO3(aq) + 2 PbCl(s)
C7H5NO4 + Al + NaOH + H2O = C7H7NO2 + Na[Al(OH)4] =>
C7H5NO4 + 2 Al + 2 NaOH + 4 H2O = C7H7NO2 + 2 Na[Al(OH)4]
NaHCO3 + C6H8O7 = CO2 + H2O + Na3C65O7 =>
18 NaHCO3 + 83 C6H8O7 = 126 CO2 + 341 H2O + 6 Na3C65O7
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
AgNO3(aq) + Na2SO4(aq) = Ag2SO4(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2SO4(aq) = Ag2SO4(s) + 2 NaNO3(aq)
SiCl4 + NH3 = Si(NH2)4 + NH4Cl =>
SiCl4 + 8 NH3 = Si(NH2)4 + 4 NH4Cl
H2CrO4 + Zn(OH)2 = ZnCrO4 + H2O =>
H2CrO4 + Zn(OH)2 = ZnCrO4 + 2 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/07/25
Équations équilibrées sur03/09/24
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