| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cr + 6 H2SO4 = Cr2(SO4)3 + 3 SO2 + 6 H2O
C2H5OH + KMnO4 + H2SO4 = K2SO4 + H2O + MnSO4 + C2H4O =>
5 C2H5OH + 2 KMnO4 + 3 H2SO4 = K2SO4 + 8 H2O + 2 MnSO4 + 5 C2H4O
NH4ReO4 = Re2O7 + NH3 + H2O =>
2 NH4ReO4 = Re2O7 + 2 NH3 + H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = Fe2(SO4)3 + KKSO4 + CO2 + HNO3 + MnSO4 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 218 H2SO4 = 5 Fe2(SO4)3 + 81 KKSO4 + 60 CO2 + 60 HNO3 + 122 MnSO4 + 188 H2O
(NH4)3PO4(aq) + FeSO4(aq) = Fe3(PO4)2(s) + (NH4)2SO4(aq) =>
2(NH4)3PO4(aq) + 3 FeSO4(aq) = Fe3(PO4)2(s) + 3(NH4)2SO4(aq)
IO3{-}{+} + {-} + H{+} = I2 + H2O =>
2 IO3{-}{+} + 10e + 12 H{+} = I2 + 6 H2O
NH4 + Cl2 = NH4Cl =>
2 NH4 + Cl2 = 2 NH4Cl
Fe{2+} + XO3{-} + H{+} = X{2+} + H2O + Fe{3+} =>
3 Fe{2+} + XO3{-} + 6 H{+} = X{2+} + 3 H2O + 3 Fe{3+}
Ba(IO3) = Ba5(IO6)2 + I2 + O2 =>
10 Ba(IO3) = 2 Ba5(IO6)2 + 3 I2 + 3 O2
HI + CoCO3 = H2O + CO2 + CoI2 =>
2 HI + CoCO3 = H2O + CO2 + CoI2
Na(s) + CdS(aq) = Na2S(aq) + Cd(s) =>
2 Na(s) + CdS(aq) = Na2S(aq) + Cd(s)
NiSO4(aq) + KOH(aq) = KSO4(aq) + NiOH(s) =>
NiSO4(aq) + KOH(aq) = KSO4(aq) + NiOH(s)
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
K2[Zn(OH)4] + HNO3 = KNO3 + Zn(NO3)2 + H2O =>
K2[Zn(OH)4] + 4 HNO3 = 2 KNO3 + Zn(NO3)2 + 4 H2O
KMnO4 + KI + H2SO4 = H2O + I2 + K2SO4 + MnSO4 =>
2 KMnO4 + 10 KI + 8 H2SO4 = 8 H2O + 5 I2 + 6 K2SO4 + 2 MnSO4
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
C3H7COONa + NaOH = C3H8 + Na2CO3 =>
C3H7COONa + NaOH = C3H8 + Na2CO3
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Br2(ac) + MgI(ac) = MgBr2(ac) + I2(ac) =>
2 Br2(ac) + 2 MgI(ac) = 2 MgBr2(ac) + I2(ac)
Ba(NO3)2 + PbCl2 = BaCl2 + Pb(NO3)2 =>
Ba(NO3)2 + PbCl2 = BaCl2 + Pb(NO3)2
NH4Br + NaOH = NaBr + NH4OH =>
NH4Br + NaOH = NaBr + NH4OH
HNO3 + MgO = H2O + Mg(NO3)2 =>
2 HNO3 + MgO = H2O + Mg(NO3)2
Mg(HCO3)2 + NaOH = Mg(OH)2 + Na2CO3 + H2O =>
Mg(HCO3)2 + 4 NaOH = Mg(OH)2 + 2 Na2CO3 + 2 H2O
NaHCO3 + HCl(aq) = CO2 + NaCl + H2O =>
NaHCO3 + HCl(aq) = CO2 + NaCl + H2O
NiBr2*3H2O + PPh3 = [NiBr2(PPh3)2] + H2O =>
NiBr2*3H2O + 2 PPh3 = [NiBr2(PPh3)2] + 3 H2O
K2Cr2O7 + HCl = KCl + CrCl + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl + 7 H2O + 5 Cl2
Na2S(s) + H2O(l) = H2S + NaOH(l) =>
Na2S(s) + 2 H2O(l) = H2S + 2 NaOH(l)
HCl + CrK(SO4)2 = CrKCl + H(SO4)2 =>
HCl + CrK(SO4)2 = CrKCl + H(SO4)2
CuFeS2 + O2 = SO2 + Cu2S + FeO =>
2 CuFeS2 + 4 O2 = 3 SO2 + Cu2S + 2 FeO
Cl2 + NH4OH = NH4Cl + H2O + N2 =>
3 Cl2 + 8 NH4OH = 6 NH4Cl + 8 H2O + N2
Ca3(PO4)2 + Fe = Fe(PO4)2 + Ca3 =>
Ca3(PO4)2 + Fe = Fe(PO4)2 + Ca3
VO + Fe2O3 = V2O5 + FeO =>
2 VO + 3 Fe2O3 = V2O5 + 6 FeO
Na3PO4 + Ca(OH)2 = Ca10(PO4)6(OH)2 + NaOH =>
6 Na3PO4 + 10 Ca(OH)2 = Ca10(PO4)6(OH)2 + 18 NaOH
KCl(aq) + LiSo4(aq) = LiCl(aq) + KSo4(aq) =>
KCl(aq) + LiSo4(aq) = LiCl(aq) + KSo4(aq)
CrCl3 + NaOH + H2O2 = Na2CrO2 + Cl2 + H2O =>
2 CrCl3 + 4 NaOH + 2 H2O2 = 2 Na2CrO2 + 3 Cl2 + 4 H2O
MnO2 + NO3{-} + CO3{2-} = MnO6{2-} + NO2{-} + CO2 =>
MnO2 + 3 NO3{-} + CO3{2-} = MnO6{2-} + 3 NO2{-} + CO2
NaHSO4(aq) + NaOH(aq) = Na2SO4 + H2O =>
NaHSO4(aq) + NaOH(aq) = Na2SO4 + H2O
Fe(NO3)3 + NH4OH + H2O = FeO(OH)3 + NH4NO3 =>
4 Fe(NO3)3 + 10 NH4OH + 3 H2O = 4 FeO(OH)3 + 11 NH4NO3
NO3{-} + Al + OH{-} + H2O = [Al(OH)4]{-} + NH3 =>
3 NO3{-} + 8 Al + 5 OH{-} + 18 H2O = 8[Al(OH)4]{-} + 3 NH3
K2Cr2O7 + HNO3 + H2O2 = CrO5 + KNO3 + H2O =>
K2Cr2O7 + 2 HNO3 + 4 H2O2 = 2 CrO5 + 2 KNO3 + 5 H2O
Ba(NO3)2(aq) + Li(s) = LiNO3(aq) + Ba(s) =>
Ba(NO3)2(aq) + 2 Li(s) = 2 LiNO3(aq) + Ba(s)
Fe(s) + Zn(NO3)2(aq) = Fe(NO3)2(aq) + Zn(s) =>
Fe(s) + Zn(NO3)2(aq) = Fe(NO3)2(aq) + Zn(s)
Zn2 + S + H5 = ZnSH4 =>
5 Zn2 + 10 S + 8 H5 = 10 ZnSH4
Na3PO4 + CaS = Na2S + Ca3(PO4)2 =>
2 Na3PO4 + 3 CaS = 3 Na2S + Ca3(PO4)2
FeCl2 + Na2SO4 = FeSO4 + Na2Cl2 =>
FeCl2 + Na2SO4 = FeSO4 + Na2Cl2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Ag(s) + Br2(g) = AgBr =>
2 Ag(s) + Br2(g) = 2 AgBr
N2O5 + H2 = N + H2O =>
N2O5 + 5 H2 = 2 N + 5 H2O
COH2O = CO2H2 =>
COH2O = CO2H2
AlC3H2O3 + LiOH = AlOH + LiC3H2O3 =>
AlC3H2O3 + LiOH = AlOH + LiC3H2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/25
Équations équilibrées sur02/22/24
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