| Équations équilibrées la veille | Équations équilibrées le lendemain |
SO3{2-} + 2 H3O{+} = SO2 + 3 H2O
Sc + NaOH + H2O = Na3Sc(OH)6 + H2 =>
2 Sc + 6 NaOH + 6 H2O = 2 Na3Sc(OH)6 + 3 H2
CuSO4(l) + NH4OH = Cu(OH)2 + (NH4)2SO4 =>
CuSO4(l) + 2 NH4OH = Cu(OH)2 + (NH4)2SO4
Fe + Na2CO3 = Fe(CO3) + Na =>
Fe + Na2CO3 = Fe(CO3) + 2 Na
Cu2SO + KMnO4 + H2SO4 = CuSO4 + K2SO4 + MnSO4 + H2O =>
5 Cu2SO + 8 KMnO4 + 17 H2SO4 = 10 CuSO4 + 4 K2SO4 + 8 MnSO4 + 17 H2O
CrCe3 + NaNO3 + NaOH = Na2CrO4 + NaNO2 + NaCe + H2O =>
2 CrCe3 + 3 NaNO3 + 10 NaOH = 2 Na2CrO4 + 3 NaNO2 + 6 NaCe + 5 H2O
KI + SnCl2 + HCl = SnCl3 + I + KH =>
KI + SnCl2 + HCl = SnCl3 + I + KH
K2Cr2O7 + H2SO4 + K(Fe(SCN)6) = Fe2(SO4)3 + Cr2(SO4)3 + CO2 + H2O + K2SO4 + KNO3 =>
94 K2Cr2O7 + 334 H2SO4 + 6 K(Fe(SCN)6) = 3 Fe2(SO4)3 + 94 Cr2(SO4)3 + 36 CO2 + 334 H2O + 79 K2SO4 + 36 KNO3
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
K + Mn2 + O2 = KMnO4 =>
2 K + Mn2 + 4 O2 = 2 KMnO4
Cu2 + Hg2NO3 = Cu(NO3)2 + Hg =>
Cu2 + 4 Hg2NO3 = 2 Cu(NO3)2 + 8 Hg
PbO2 + NaOH + Cr2(SO4)3 = Na2CrO4 + PbSO4 + H2O =>
3 PbO2 + 4 NaOH + Cr2(SO4)3 = 2 Na2CrO4 + 3 PbSO4 + 2 H2O
LiAlH4 + NaH = NaAlH4 + LiH =>
LiAlH4 + NaH = NaAlH4 + LiH
F + CO3 = FCO3 =>
F + CO3 = FCO3
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
K2CrO4 + NaHCO3 = KHCO3 + Na2CrO4 =>
K2CrO4 + 2 NaHCO3 = 2 KHCO3 + Na2CrO4
C6H18O6 + O2 = CO2 + H2O =>
2 C6H18O6 + 15 O2 = 12 CO2 + 18 H2O
FeS(s) + HI(aq) = FeI2(s) + H2S(g) =>
FeS(s) + 2 HI(aq) = FeI2(s) + H2S(g)
CH2 + O2 = CO22 + H2O =>
2 CH2 + 23 O2 = 2 CO22 + 2 H2O
TiO2 + H2O = H2TiO3 =>
TiO2 + H2O = H2TiO3
AgC2H3O2(aq) + Li3PO4(aq) = Ag3PO4(s) + LiC2H3O2(aq) =>
3 AgC2H3O2(aq) + Li3PO4(aq) = Ag3PO4(s) + 3 LiC2H3O2(aq)
Fe(NO3)3 + KSCN + H2O + NaOH = Fe(SCN) + Na(NO3)3 + KO2H3 =>
Fe(NO3)3 + KSCN + H2O + NaOH = Fe(SCN) + Na(NO3)3 + KO2H3
K2Cr2O7 + Al = KAlO2 + Cr + Al2O3 =>
K2Cr2O7 + 4 Al = 2 KAlO2 + 2 Cr + Al2O3
CuSO4(l) + NH4OH = Cu(OH)2 + (NH4)2SO4 =>
CuSO4(l) + 2 NH4OH = Cu(OH)2 + (NH4)2SO4
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
Si + N2 = Si3N5 =>
6 Si + 5 N2 = 2 Si3N5
IrBr3 + AgC2H2O2 = AgBr + Ir(C2H2O2)3 =>
IrBr3 + 3 AgC2H2O2 = 3 AgBr + Ir(C2H2O2)3
CH2O + Ag(NH3)2{+} + OH{-} = HCO3{-} + Ag + NH3 + H2O =>
CH2O + 4 Ag(NH3)2{+} + 5 OH{-} = HCO3{-} + 4 Ag + 8 NH3 + 3 H2O
Pb(s) + Cu(aq)2{+} = Pb(aq)2{+} + Cu(s) =>
2 Pb(s) + Cu(aq)2{+} = Pb(aq)2{+} + 2 Cu(s)
Au + K3PO4 = AuPO4 + K =>
Au + K3PO4 = AuPO4 + 3 K
AgNO3 + KCH3CO2 = KNO3 + AgCH3CO2 =>
AgNO3 + KCH3CO2 = KNO3 + AgCH3CO2
Pb(C2H5)4 + O2 = PbO + H2O + CO2 =>
2 Pb(C2H5)4 + 27 O2 = 2 PbO + 20 H2O + 16 CO2
CoCl2 + NH3 + H2O = Co(OH)Cl + NH4{+} + Cl{-} =>
CoCl2 + NH3 + H2O = Co(OH)Cl + NH4{+} + Cl{-}
HC2H3O2(aq) + LiHSO3(aq) = LiC2H3O2(aq) + H2O(l) + SO2(g) =>
HC2H3O2(aq) + LiHSO3(aq) = LiC2H3O2(aq) + H2O(l) + SO2(g)
Cu2 + Hg2NO3 = Cu(NO3)2 + Hg =>
Cu2 + 4 Hg2NO3 = 2 Cu(NO3)2 + 8 Hg
Pb(OH)2 + HF = PbF2 + H2O =>
Pb(OH)2 + 2 HF = PbF2 + 2 H2O
CuSO4(l) + NH4OH = Cu(OH)2 + (NH4)2SO4 =>
CuSO4(l) + 2 NH4OH = Cu(OH)2 + (NH4)2SO4
BF3(g) + NaH(s) = B2H6(g) + NaBF4(s) =>
8 BF3(g) + 6 NaH(s) = B2H6(g) + 6 NaBF4(s)
K2MnO4 + HClO = MnO2 + KClO3 + KCl + H2O =>
K2MnO4 + 2 HClO = MnO2 + KClO3 + KCl + H2O
PbCl2(s) + Li2SO4(aq) = PbSO4(s) + LiCl(aq) =>
PbCl2(s) + Li2SO4(aq) = PbSO4(s) + 2 LiCl(aq)
Al + CH3COOH = Al(CH3COO)3 + H2 =>
2 Al + 6 CH3COOH = 2 Al(CH3COO)3 + 3 H2
HgOH + HF = HgF + H2O =>
HgOH + HF = HgF + H2O
CaCO3 + NaClO = CaClO + NaCO3 =>
CaCO3 + NaClO = CaClO + NaCO3
K + I + Pb(NO3) = KNO3 + PbI2 =>
K + 2 I + Pb(NO3) = KNO3 + PbI2
C2H4O2 + Ba(OH)2 = BaCH3CO2 + H2O + CO2 =>
9 C2H4O2 + 8 Ba(OH)2 = 8 BaCH3CO2 + 14 H2O + 2 CO2
H2O + S2{-} + MnO4{-} = S8 + MnS + OH{-} =>
32 H2O + 56 S2{-} + 8 MnO4{-} = 13 S8 + 8 MnS + 64 OH{-}
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
RbOH + H2CO3 = H2O + RbHCO3 =>
RbOH + H2CO3 = H2O + RbHCO3
H2O + MnO4{2-} = MnO4{-} + MnO2 + OH{-} =>
2 H2O + 3 MnO4{2-} = 2 MnO4{-} + MnO2 + 4 OH{-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/19/25
Équations équilibrées sur03/21/24
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