| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaCl + Ag = AgCl + Na
Na2CO3 + Ag = Ag2CO3 + Na =>
Na2CO3 + 2 Ag = Ag2CO3 + 2 Na
KI + H2SO4 = KI3 + K2SO4 + H2S + H2O =>
12 KI + 5 H2SO4 = 4 KI3 + 4 K2SO4 + H2S + 4 H2O
HCl + MnSO4 = MnCl + HSO4 =>
HCl + MnSO4 = MnCl + HSO4
CuSO4 + NaOH = Cu(OH)2 + Na + SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + 2 Na + SO4
AuCl3 + NaOH = Au + NaCl + O2 + H2O =>
4 AuCl3 + 12 NaOH = 4 Au + 12 NaCl + 3 O2 + 6 H2O
H2 + CO2 = CH2O + H2O =>
2 H2 + CO2 = CH2O + H2O
Cl + O2 = Cl2O2 =>
2 Cl + O2 = Cl2O2
H2S + NH3 = NH4{+} + S{2-} =>
H2S + 2 NH3 = 2 NH4{+} + S{2-}
C2H5OH + K2Cr2O7 + HNO3 = CH3COOH + Cr(NO3)3 + KNO3 + H2O =>
3 C2H5OH + 2 K2Cr2O7 + 16 HNO3 = 3 CH3COOH + 4 Cr(NO3)3 + 4 KNO3 + 11 H2O
MnO + S = MnS + O =>
MnO + S = MnS + O
MgCO3 + C6H6O + H2O = Mg(CH3COO)2 + CO2 =>
7 MgCO3 + 4 C6H6O + 9 H2O = 7 Mg(CH3COO)2 + 3 CO2
KMnO4 + Na2SO3 + HCl = Na2SO4 + MnCl2 + KCl + H2O =>
2 KMnO4 + 5 Na2SO3 + 6 HCl = 5 Na2SO4 + 2 MnCl2 + 2 KCl + 3 H2O
PbS + H2O + O2 = Pb2SO4O + H2S =>
2 PbS + H2O + 2 O2 = Pb2SO4O + H2S
BaCa(CO3)2 = CaO + CO2 + BaO =>
BaCa(CO3)2 = CaO + 2 CO2 + BaO
NaCO3 + Na2S2O3 = Na + C + SO4 =>
5 NaCO3 + 3 Na2S2O3 = 11 Na + 5 C + 6 SO4
COH4 + C2H4O2 = C4H8O2 + H2O =>
2 COH4 + C2H4O2 = C4H8O2 + 2 H2O
Mn2O7 + HNO3 = Mn(NO3)2 + O2 + H2O =>
2 Mn2O7 + 8 HNO3 = 4 Mn(NO3)2 + 5 O2 + 4 H2O
CuO + Cl2 = ClO + Cu2 =>
2 CuO + Cl2 = 2 ClO + Cu2
KMnO4 + H2SO4 + KI = H2O + K2SO4 + MnI + O2 =>
2 KMnO4 + 2 H2SO4 + 2 KI = 2 H2O + 2 K2SO4 + 2 MnI + 3 O2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
ZnBr2(aq) + (NH4)2S(aq) = ZnS(s) + NH4Br(aq) =>
ZnBr2(aq) + (NH4)2S(aq) = ZnS(s) + 2 NH4Br(aq)
CH3COOH + C17H35COONa = CH3COONa + C17H35COOH =>
CH3COOH + C17H35COONa = CH3COONa + C17H35COOH
C + H2(g) = C3H8(g) =>
3 C + 4 H2(g) = C3H8(g)
NaNO3(aq) + KCl(aq) = NaCl(s) + KNO3 =>
NaNO3(aq) + KCl(aq) = NaCl(s) + KNO3
Ni(NH3)4(NO3)2 + NH3 = Ni(NH3)7(NO3)2 =>
Ni(NH3)4(NO3)2 + 3 NH3 = Ni(NH3)7(NO3)2
NaNO3 + MgSO4 = Na2SO4 + Mg(NO3)2 =>
2 NaNO3 + MgSO4 = Na2SO4 + Mg(NO3)2
C8H10 + O2 + H2O = HCO3{-} + H{+} =>
2 C8H10 + 21 O2 + 6 H2O = 16 HCO3{-} + 16 H{+}
Na3(PO4) + CaCl = Ca(PO4) + Na3Cl =>
Na3(PO4) + CaCl = Ca(PO4) + Na3Cl
Na3AsO3 + HCl + Mg = AsH + MgCl2 + NaCl + H2O =>
Na3AsO3 + 7 HCl + 2 Mg = AsH + 2 MgCl2 + 3 NaCl + 3 H2O
Al2O3 + Sr = Al + SrO =>
Al2O3 + 3 Sr = 2 Al + 3 SrO
MnO + S = MnS + O =>
MnO + S = MnS + O
Na(s) + HCl = NaCl + H =>
Na(s) + HCl = NaCl + H
[Zn(NH3)6]SO4 + KOH = Zn(OH)2 + NH3 + K2SO4 =>
[Zn(NH3)6]SO4 + 2 KOH = Zn(OH)2 + 6 NH3 + K2SO4
Fe + (H2O)2 + O2 = Fe2OH =>
8 Fe + (H2O)2 + O2 = 4 Fe2OH
KNO3 + Mg + H2O = NH2OH + Mg(OH)2 + KOH =>
KNO3 + 3 Mg + 5 H2O = NH2OH + 3 Mg(OH)2 + KOH
BaCl2*2H2O + Na2CO3 = BaCO3 + NaCl + H2O =>
BaCl2*2H2O + Na2CO3 = BaCO3 + 2 NaCl + 2 H2O
Pb(NO3)2 + KOH = K2PbO2 + HNO3 =>
Pb(NO3)2 + 2 KOH = K2PbO2 + 2 HNO3
Al(NO3)3 + H2SO4 = Al2(SO4)3 + HNO3 =>
2 Al(NO3)3 + 3 H2SO4 = Al2(SO4)3 + 6 HNO3
PbCl2 + O2 + H2O = Pb(OH)2 + Cl2 =>
2 PbCl2 + O2 + 2 H2O = 2 Pb(OH)2 + 2 Cl2
CH3CO2K + HCl = Cl + CH3CHO2K =>
CH3CO2K + HCl = Cl + CH3CHO2K
HBrO2 + H2O = BrO2{-} + H3O{+} =>
HBrO2 + H2O = BrO2{-} + H3O{+}
SO2 + K[I(I)2] + H2O = KI + HI + H2SO4 =>
SO2 + K[I(I)2] + 2 H2O = KI + 2 HI + H2SO4
C2H5COOC2H5 + H2 = C4H12 + CO2 =>
C2H5COOC2H5 + H2 = C4H12 + CO2
CrCl2 + O2 + NH3 + NH4Cl + H2O = [(NH3)5Cr(OH)Cr(NH3)5]Cl5*H2O =>
4 CrCl2 + O2 + 18 NH3 + 2 NH4Cl + 2 H2O = 2[(NH3)5Cr(OH)Cr(NH3)5]Cl5*H2O
Cu3(PO4)2 + H2SO4 = CuSO4 + PO4 + H =>
Cu3(PO4)2 + 3 H2SO4 = 3 CuSO4 + 2 PO4 + 6 H
Cr(OH)3 + Br + KOH = K2CrO4 + H2O + KBr =>
Cr(OH)3 + 3 Br + 5 KOH = K2CrO4 + 4 H2O + 3 KBr
NaHCO3 + HBr = NaBr + H2O + CO2 =>
NaHCO3 + HBr = NaBr + H2O + CO2
ZnS + HCl = ZnCl2 + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
Al(HCl)3 = AlCl3 + H2 =>
2 Al(HCl)3 = 2 AlCl3 + 3 H2
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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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