| Équations équilibrées la veille |
FeSO4(ac) + 2 NaOH(ac) = Na2SO4 + Fe(OH)2
BaCl2 + KHSO4 = BaSO4 + K2SO4 + HCl =>
BaCl2 + 2 KHSO4 = BaSO4 + K2SO4 + 2 HCl
HAuCl4 + NaBH4 = Au + BH4 + HCl + NaCl3 =>
HAuCl4 + NaBH4 = Au + BH4 + HCl + NaCl3
Na2S + Cu(NO3)2 = CuS2 + Na2NO3 =>
2 Na2S + Cu(NO3)2 = CuS2 + 2 Na2NO3
Pb(NO3)2 + NAl = Pb3Al2 + N(NO3)3 =>
3 Pb(NO3)2 + 2 NAl = Pb3Al2 + 2 N(NO3)3
Al(s) + Br2(g) = Al2Br6(s) =>
2 Al(s) + 3 Br2(g) = Al2Br6(s)
BrCl3 = Br2 + Cl2 =>
2 BrCl3 = Br2 + 3 Cl2
NO2 + KI + H2SO4 = I2 + NO + K2SO4 + H2O =>
NO2 + 2 KI + H2SO4 = I2 + NO + K2SO4 + H2O
I2 + NH4OH = NI3*NH3 + NH4I + H2O =>
3 I2 + 5 NH4OH = NI3*NH3 + 3 NH4I + 5 H2O
(Al2O3)2H2O + H2SO4 = Al2(SO4)3 + H2O =>
(Al2O3)2H2O + 6 H2SO4 = 2 Al2(SO4)3 + 7 H2O
BaCl2 + K(SO4) = Ba(SO4)2 + KCl =>
BaCl2 + 2 K(SO4) = Ba(SO4)2 + 2 KCl
(NH4)2S2O3 + O2 = NO2 + H2O + SO2 =>
2(NH4)2S2O3 + 9 O2 = 4 NO2 + 8 H2O + 4 SO2
C3H8S(l) + O2(g) = CO2(g) + H2O(g) + SO2(g) =>
C3H8S(l) + 6 O2(g) = 3 CO2(g) + 4 H2O(g) + SO2(g)
KMnO4 + FeSO4(NH4)2(SO4) + H2SO4 = MnSO4 + Fe2(SO4)3 + K2SO4 + (NH4)2SO4 + H2O =>
2 KMnO4 + 10 FeSO4(NH4)2(SO4) + 8 H2SO4 = 2 MnSO4 + 5 Fe2(SO4)3 + K2SO4 + 10(NH4)2SO4 + 8 H2O
C3H7OH + HI = C6H14 + I2 + H2O =>
2 C3H7OH + 2 HI = C6H14 + I2 + 2 H2O
CuCl2 + AgNO3 = Cu(NO3)2 + AgCl = =>
CuCl2 + 2 AgNO3 = Cu(NO3)2 + 2 AgCl
Cu2(OH)2SO4 + NH3H2O = [Cu(NH3)4](OH)2 + H2O + CuSO4 =>
Cu2(OH)2SO4 + 4 NH3H2O = [Cu(NH3)4](OH)2 + 4 H2O + CuSO4
Al + HNO3 + H2O = Al(OH)3 + NH4NO3 =>
8 Al + 6 HNO3 + 15 H2O = 8 Al(OH)3 + 3 NH4NO3
K3[Fe(OH)6] + CO2 = Fe(OH)3 + KHCO3 =>
K3[Fe(OH)6] + 3 CO2 = Fe(OH)3 + 3 KHCO3
NCl3 + H2O = HClO + NH3 =>
NCl3 + 3 H2O = 3 HClO + NH3
CrBr3 + K2SO4 = KBr3 + Cr2SO4 =>
2 CrBr3 + K2SO4 = 2 KBr3 + Cr2SO4
Na2CO3ZnSO4 = Na2SO4(aq)ZnCO3(s) =>
Na2CO3ZnSO4 = Na2SO4(aq)ZnCO3(s)
Fe(CH3COO)3 + NaOH = Fe(OH)3 + NaCH3COO =>
Fe(CH3COO)3 + 3 NaOH = Fe(OH)3 + 3 NaCH3COO
KNO3 + S8 = K2SO4 + SO2 + N2 =>
8 KNO3 + S8 = 4 K2SO4 + 4 SO2 + 4 N2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C6H12O7 + Cu(OH)2 = Cu2O + H2O + C6H8O7 =>
C6H12O7 + 4 Cu(OH)2 = 2 Cu2O + 6 H2O + C6H8O7
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
Zn + OH{-} + H2O = Zn(OH)3{-} + H2 =>
Zn + OH{-} + 2 H2O = Zn(OH)3{-} + H2
Al + Hg(NO3)2 = Al(NO3)3 + Hg =>
2 Al + 3 Hg(NO3)2 = 2 Al(NO3)3 + 3 Hg
Hg(NO3)2 + Na2(SO4) = Hg(SO4) + Na(NO3) =>
Hg(NO3)2 + Na2(SO4) = Hg(SO4) + 2 Na(NO3)
P + H2SO4 = P2SO4 + H2 =>
2 P + H2SO4 = P2SO4 + H2
Fe2S3 + O2 + H2O = Fe(OH)3 + H2SO4 =>
Fe2S3 + 6 O2 + 6 H2O = 2 Fe(OH)3 + 3 H2SO4
Cu(s) + O2(g) = CuO(aq) =>
2 Cu(s) + O2(g) = 2 CuO(aq)
H2S2O3 + CH4 = S8 + H2O + CO2 =>
4 H2S2O3 + 2 CH4 = S8 + 8 H2O + 2 CO2
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
CuSO4 + Zn = CuSO4Zn =>
CuSO4 + Zn = CuSO4Zn
(C5H5N) = (C5H5N)2 =>
2(C5H5N) = (C5H5N)2
MgCl2(aq) + Na2SO4(aq) = MgSO4(s) + NaCl(aq) =>
MgCl2(aq) + Na2SO4(aq) = MgSO4(s) + 2 NaCl(aq)
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
Zn + OH{-} + H2O = Zn(OH)3{-} + H2 =>
Zn + OH{-} + 2 H2O = Zn(OH)3{-} + H2
Sr(HCO3)2 = Sr(OH)2 + CO2 =>
Sr(HCO3)2 = Sr(OH)2 + 2 CO2
CH3CH2OH + CuO = CH3CHO + Cu2O + H2O =>
CH3CH2OH + 2 CuO = CH3CHO + Cu2O + H2O
Na2HAsO3 + KBrO3 + HCl = NaCl + KBr + H3AsO4 =>
3 Na2HAsO3 + KBrO3 + 6 HCl = 6 NaCl + KBr + 3 H3AsO4
H3 + PO4 + Fe(OH)2 = H2O + Fe3(PO4)2 =>
2 H3 + 2 PO4 + 3 Fe(OH)2 = 6 H2O + Fe3(PO4)2
[Fe(SCN)3]NaF = Na(SCN)3FeF =>
[Fe(SCN)3]NaF = Na(SCN)3FeF
Cd(C2H3O2)2 + HBr = CdBr2 + HC2H3O2 =>
Cd(C2H3O2)2 + 2 HBr = CdBr2 + 2 HC2H3O2
CO2 + C = CO =>
CO2 + C = 2 CO
HS2O4{-} + AsO4{3-} + H2O = SO4{2-} + AsO2{-} + OH{-} =>
HS2O4{-} + 3 AsO4{3-} + H2O = 2 SO4{2-} + 3 AsO2{-} + 3 OH{-}
NiI = Ni + I =>
NiI = Ni + I
Fe + H2O = Fe(H2O) =>
Fe + H2O = Fe(H2O)
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Équations équilibrées sur11/14/24
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