| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 = K2MnO4 + MnO2 + O2
Fe3O4 + SO2 = FeS + O2 =>
Fe3O4 + 3 SO2 = 3 FeS + 5 O2
HCl + Mg + O2 = HClMgO =>
2 HCl + 2 Mg + O2 = 2 HClMgO
Pb(NO3)2(aq) + Na2(SO4)(aq) = PbSO4(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + Na2(SO4)(aq) = PbSO4(s) + 2 NaNO3(aq)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
(NH4)2Cr2O + O2 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O + 3 O2 = Cr2O3 + N2 + 4 H2O
Au3 + Cl = AuCl3 =>
Au3 + 9 Cl = 3 AuCl3
FeSO4 + O2 + H2O = Fe2(SO4)3 + Fe(OH)3 =>
12 FeSO4 + 3 O2 + 6 H2O = 4 Fe2(SO4)3 + 4 Fe(OH)3
COO({-}) + HCl = COOH + Cl({-}) =>
COO({-}) + HCl = COOH + Cl({-})
Mg(OH)2 + Na2SO4 + HCl = MgSO3Na + NaCl + H2O + O3 =>
2 Mg(OH)2 + 2 Na2SO4 + 2 HCl = 2 MgSO3Na + 2 NaCl + 3 H2O + O3
Br2 + Cr = CrBr6 =>
3 Br2 + Cr = CrBr6
C2H8N2O4 + BaCl2 = BaC2O4 + NH4Cl =>
C2H8N2O4 + BaCl2 = BaC2O4 + 2 NH4Cl
Cu + MgCl2 = Cl2Cu + Mg =>
Cu + MgCl2 = Cl2Cu + Mg
NaOH + HCl = NaCl + H2O1 =>
NaOH + HCl = NaCl + H2O1
MoO3 + HCl + H2O = MoO2Cl2(OH2)2 =>
MoO3 + 2 HCl + H2O = MoO2Cl2(OH2)2
NaClO + Na2S = NaCl + Na2O + S8 =>
8 NaClO + 8 Na2S = 8 NaCl + 8 Na2O + S8
NaF + H3PO4 = Na3PO4 + HF =>
3 NaF + H3PO4 = Na3PO4 + 3 HF
Al(OH)3 + K2S = Al2S3 + KOH =>
2 Al(OH)3 + 3 K2S = Al2S3 + 6 KOH
KBr + Fe(OH)3 = KOH + FeBr3 =>
3 KBr + Fe(OH)3 = 3 KOH + FeBr3
H2SO4 + NaI = H2S + H2O + I2 + Na2SO4 =>
5 H2SO4 + 8 NaI = H2S + 4 H2O + 4 I2 + 4 Na2SO4
Sn{+2} + K2CrO4 = K{+} + SnCrO4 =>
Sn{+2} + K2CrO4 = 2 K{+} + SnCrO4
CaH2 + CaO = Ca + Ca(OH)2 =>
CaH2 + 2 CaO = 2 Ca + Ca(OH)2
Na2[Pb(OH)4] + Bi(NO3)3 + NaOH = Na2[Pb(OH)6] + Bi + NaNO3 =>
3 Na2[Pb(OH)4] + 2 Bi(NO3)3 + 6 NaOH = 3 Na2[Pb(OH)6] + 2 Bi + 6 NaNO3
Fe + Ag(No3)3 = Fe(No3)3 + Ag =>
Fe + Ag(No3)3 = Fe(No3)3 + Ag
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
Cd(NO3)2 + Na2CO3 + H2O = Cd2(OH)2CO3 + NaNO3 + CO2 =>
2 Cd(NO3)2 + 2 Na2CO3 + H2O = Cd2(OH)2CO3 + 4 NaNO3 + CO2
H2S + BrO3{-} + H{+} = S + Br2 + H2O =>
5 H2S + 2 BrO3{-} + 2 H{+} = 5 S + Br2 + 6 H2O
CaH2 + CaO = Ca + Ca(OH)2 =>
CaH2 + 2 CaO = 2 Ca + Ca(OH)2
AlFe + HCl = AlCl + FeCl + H2 =>
AlFe + 2 HCl = AlCl + FeCl + H2
Zn(OH)2 + H2O = [Zn(OH)2(OH2)2] =>
Zn(OH)2 + 2 H2O = [Zn(OH)2(OH2)2]
Cr2O7 + H2O = CrO4 + H2 =>
Cr2O7 + H2O = 2 CrO4 + H2
CaOH2O = CaO2H2 =>
CaOH2O = CaO2H2
CaCl2 + NHO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 NHO3 = Ca(NO3)2 + 2 HCl
(NH4)2Fe(SO4)2 + H2SO4 + K2Cr2O7 = Fe2(SO4)3 + K2SO4 + (NH4)2SO4 + H2O + Cr2(SO4)3 =>
6(NH4)2Fe(SO4)2 + 7 H2SO4 + K2Cr2O7 = 3 Fe2(SO4)3 + K2SO4 + 6(NH4)2SO4 + 7 H2O + Cr2(SO4)3
PbO(s) + NH3 = Pb + N2 + H2O =>
3 PbO(s) + 2 NH3 = 3 Pb + N2 + 3 H2O
[Cu(NH3)4] + CH3COOH + H2O = Cu(CH3COO)2 + NH3 + H3O =>
[Cu(NH3)4] + 2 CH3COOH + 2 H2O = Cu(CH3COO)2 + 4 NH3 + 2 H3O
Sb2S3 + HNO3 = Sb2O5 + S + NO2 + H2O =>
Sb2S3 + 10 HNO3 = Sb2O5 + 3 S + 10 NO2 + 5 H2O
CaH2 + CaO = Ca + Ca(OH)2 =>
CaH2 + 2 CaO = 2 Ca + Ca(OH)2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
C3H7OH + Ba = C3H7OBa + H2 =>
2 C3H7OH + 2 Ba = 2 C3H7OBa + H2
NH3 + HNO3 = NH4NO3 =>
NH3 + HNO3 = NH4NO3
CH3CH2OH + Cu(OH)2 = CH3CHO + Cu2O + H2O =>
CH3CH2OH + 2 Cu(OH)2 = CH3CHO + Cu2O + 3 H2O
H2NC6H4OH + CH3COOCOCH3 = CH3COHNC6H4OH + CH3COOH =>
H2NC6H4OH + CH3COOCOCH3 = CH3COHNC6H4OH + CH3COOH
CaH2 + CaO = Ca + Ca(OH)2 =>
CaH2 + 2 CaO = 2 Ca + Ca(OH)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
C3H7OH + O = CO2 + H2O =>
C3H7OH + 9 O = 3 CO2 + 4 H2O
Ag + Fe2{+} = Ag{+} + Fe =>
Ag + Fe2{+} = Ag{+} + 2 Fe
Ca(OH)2 + NH4 = NH4OH + Ca =>
Ca(OH)2 + 2 NH4 = 2 NH4OH + Ca
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
Équations équilibrées sur01/23/24
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