| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb + 4 KOH + 2 H2O = K4[Pb(OH)6] + H2
MgO + NaOH = Na2O + Mg(OH)2 =>
MgO + 2 NaOH = Na2O + Mg(OH)2
Ca + N2O5 = CaO + NO2 =>
Ca + N2O5 = CaO + 2 NO2
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3 =>
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3
ZnAl + HCl = ZnCl + AlCl + H2 =>
ZnAl + 2 HCl = ZnCl + AlCl + H2
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
[Zn(NH3)]Cl2 + KOH + HCl = Zn(OH)2 + NH4Cl + KCl =>
[Zn(NH3)]Cl2 + 2 KOH + HCl = Zn(OH)2 + NH4Cl + 2 KCl
C15H31COONa + CH3COOH = C16H32O2 + CH3COONa =>
C15H31COONa + CH3COOH = C16H32O2 + CH3COONa
Na2S + Pb(NO3)2 = PbS + NaNO3 =>
Na2S + Pb(NO3)2 = PbS + 2 NaNO3
HNO3 + CU = H + CUNO3 =>
HNO3 + CU = H + CUNO3
KI + NH3 = NI3 + KH =>
3 KI + NH3 = NI3 + 3 KH
H2CrO4 + BaBr2 = HBr + BaCrO4 =>
H2CrO4 + BaBr2 = 2 HBr + BaCrO4
KI + NH3 = NI3 + KH =>
3 KI + NH3 = NI3 + 3 KH
FeSO4 + NaCO3 = Fe(CO3)2 + Na2SO4 =>
FeSO4 + 2 NaCO3 = Fe(CO3)2 + Na2SO4
FeSO4 + SO2 + O2 = Fe2(SO4)3 =>
2 FeSO4 + SO2 + O2 = Fe2(SO4)3
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
SeO3{-2} + ClO3{-} + H{+} = SeO4{-2} + Cl2 + H2O =>
5 SeO3{-2} + 2 ClO3{-} + 2 H{+} = 5 SeO4{-2} + Cl2 + H2O
Pb(SCN)2 + KClO4 = PbO + SO2 + CO2 + NO2 + KCl =>
4 Pb(SCN)2 + 13 KClO4 = 4 PbO + 8 SO2 + 8 CO2 + 8 NO2 + 13 KCl
ClO4{-)+Cl{-)+H{+} = Cl2+H2O =>
ClO4{-)+7Cl{-)+8H{+} = 4 Cl2+4H2O
H2C4O4H2 + NaOH = H2O + NaH2C4O4H =>
H2C4O4H2 + NaOH = H2O + NaH2C4O4H
AgC2H3O2 = Ag + CH3CO2 =>
AgC2H3O2 = Ag + CH3CO2
NH4CO3(s) + HCl(aq) = H2O(l) + CO2(g) + NH4Cl2(aq) =>
NH4CO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + NH4Cl2(aq)
MgF2 = Mg{+2)+F{-} =>
MgF2 = Mg{+2)+2F{-}
Zn + CuSO4 = ZnCuSO4 =>
Zn + CuSO4 = ZnCuSO4
NaHCO3 + Na2SO4 = Na2CO3 + SO3 + H2O =>
2 NaHCO3 + Na2SO4 = 2 Na2CO3 + SO3 + H2O
SO2 + NaOH = SO4 + Na + H2O =>
SO2 + 4 NaOH = SO4 + 4 Na + 2 H2O
HCl + NaClO + NaBr = H2O + NaCl + Br2 =>
2 HCl + NaClO + 2 NaBr = H2O + 3 NaCl + Br2
SO2Fe(OH)2 = FeSO3H2O =>
SO2Fe(OH)2 = FeSO3H2O
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
AgNO3 + NH4OH = [Ag(NH3)2]OH + NH4NO3 + H2O =>
AgNO3 + 3 NH4OH = [Ag(NH3)2]OH + NH4NO3 + 2 H2O
CuCl2 + SO2 + NaCl + H2O = CuCl + NaHSO4 + HCl =>
2 CuCl2 + SO2 + NaCl + 2 H2O = 2 CuCl + NaHSO4 + 3 HCl
K[Cr(OH)4] + PbO2 + KOH = K2CrO4 + K2[Pb(OH)4] + H2O =>
2 K[Cr(OH)4] + 3 PbO2 + 8 KOH = 2 K2CrO4 + 3 K2[Pb(OH)4] + 2 H2O
CuCl2 + SO2 + NaCl + H2O = CuCl + NaHSO4 + HCl =>
2 CuCl2 + SO2 + NaCl + 2 H2O = 2 CuCl + NaHSO4 + 3 HCl
MgF2 = Mg{+2)+F{-} =>
MgF2 = Mg{+2)+2F{-}
CaCo3 + Cl2 = CaCl2 + Co2 =>
2 CaCo3 + 2 Cl2 = 2 CaCl2 + 3 Co2
KOH + Cu(OH)2 = Cu(OH) + K(OH)2 =>
KOH + Cu(OH)2 = Cu(OH) + K(OH)2
NH4I + HgCl2 = NH4Cl2 + HgI =>
NH4I + HgCl2 = NH4Cl2 + HgI
Co(NO3)2 + KSCN = K2[Co(SCN)4] + KNO3 =>
Co(NO3)2 + 4 KSCN = K2[Co(SCN)4] + 2 KNO3
{226}Rn{88} = {222}Ra{86}{+} =>
111{226}Rn{88} = 113{222}Ra{86}{+}
FeSO4 + NaCO3 = Fe(CO3)2 + Na2SO4 =>
FeSO4 + 2 NaCO3 = Fe(CO3)2 + Na2SO4
Al + Al(ClO4)3 = Al2O3 + AlCl3 =>
8 Al + Al(ClO4)3 = 4 Al2O3 + AlCl3
KOH2 = KO + H =>
KOH2 = KO + 2 H
C3H7Cl + HCl = C3H8 + Cl =>
C3H7Cl + HCl = C3H8 + 2 Cl
FeCl3 + KL = FeL3 + Cl3K3 =>
FeCl3 + 3 KL = FeL3 + Cl3K3
KOCN + AuPO4 = K3PO4 + Au(OCN)3 =>
3 KOCN + AuPO4 = K3PO4 + Au(OCN)3
SnCl2 + MgCl2 = SnCl4 + Mg =>
SnCl2 + MgCl2 = SnCl4 + Mg
(NH4)2S + FeSO4 = (NH4)2SO4 + FeS =>
(NH4)2S + FeSO4 = (NH4)2SO4 + FeS
ZnCl2 + Ba(OH)2 = Zn(OH)2 + BaCl2 =>
ZnCl2 + Ba(OH)2 = Zn(OH)2 + BaCl2
KOH2 = KO + H =>
KOH2 = KO + 2 H
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/25/24
Équations équilibrées sur12/25/23
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