| Équations équilibrées la veille | Équations équilibrées le lendemain |
Sn(OH)4 + 4 SO3 = Sn(SO3)4 + 4 OH
Hg + HNO3 + HCl = HgCl2 + NO + H2O =>
3 Hg + 2 HNO3 + 6 HCl = 3 HgCl2 + 2 NO + 4 H2O
NaOH + H2S = NaHS + H2O =>
NaOH + H2S = NaHS + H2O
Mg3(PO4)2 + HNO3 = H3(PO4) + Mg(NO3)2 =>
Mg3(PO4)2 + 6 HNO3 = 2 H3(PO4) + 3 Mg(NO3)2
FeO + CO2 = FeCO3 =>
FeO + CO2 = FeCO3
Al(OH)3 + H2SO3 = Al2(SO3)3 + H2O =>
2 Al(OH)3 + 3 H2SO3 = Al2(SO3)3 + 6 H2O
Co(NO3)2 + NaOH = Co(OH)(NO3) + NaNO3 =>
Co(NO3)2 + NaOH = Co(OH)(NO3) + NaNO3
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
NH3 + H2CO3 = (NH4)2CO3 =>
2 NH3 + H2CO3 = (NH4)2CO3
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Co(NO3)2 + Na2HPO4 = Co3(PO4)2 + NaNO3 + HNO3 =>
3 Co(NO3)2 + 2 Na2HPO4 = Co3(PO4)2 + 4 NaNO3 + 2 HNO3
NaOH + Ni(NO3)2 = Na(NO3)2 + NiOH =>
NaOH + Ni(NO3)2 = Na(NO3)2 + NiOH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2O + SO3 = H2SO4 =>
H2O + SO3 = H2SO4
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
HNO3 = N2O5 + H2O =>
2 HNO3 = N2O5 + H2O
NaOH + Ni(NO3)2 = NiOH + Na(NO3)2 =>
NaOH + Ni(NO3)2 = NiOH + Na(NO3)2
Ba(ClO3)2 = BaCl2 + O2 =>
Ba(ClO3)2 = BaCl2 + 3 O2
Co(NO3)2 + NH3*H2O = [Co(NH3)6](NO3)2 + H2O =>
Co(NO3)2 + 6 NH3*H2O = [Co(NH3)6](NO3)2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Cr(OH)3 + NaOH = NaCrO2 + H2O =>
Cr(OH)3 + NaOH = NaCrO2 + 2 H2O
Fe2O3 + H = Fe3O4 + H2O =>
3 Fe2O3 + 2 H = 2 Fe3O4 + H2O
Cr(OH)3 + NaOH = Na[Cr(OH)4] =>
Cr(OH)3 + NaOH = Na[Cr(OH)4]
NaF + Ca = NaFCa =>
NaF + Ca = NaFCa
NaCrO2 + HCl = NaCl + CrCl3 + H2O =>
NaCrO2 + 4 HCl = NaCl + CrCl3 + 2 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
NI3 = N2 + I2 =>
2 NI3 = N2 + 3 I2
Ca + SiO2 = Ca3SiO2 =>
3 Ca + SiO2 = Ca3SiO2
Ca + SiO2 = Ca4SiO2 =>
4 Ca + SiO2 = Ca4SiO2
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
Br2 + KI = I2 + KBr =>
Br2 + 2 KI = I2 + 2 KBr
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Cr2(SO4)3 + HBr + NaOH = Na2CrO4 + NaBr + H2SO3 =>
Cr2(SO4)3 + HBr + 5 NaOH = 2 Na2CrO4 + NaBr + 3 H2SO3
Na2S + Ni(NO3)2 = NiS + Na2(NO3)2 =>
Na2S + Ni(NO3)2 = NiS + Na2(NO3)2
Co(NO3)2 + NaCl = CoCl + Na(NO3)2 =>
Co(NO3)2 + NaCl = CoCl + Na(NO3)2
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
Co(NO3)2 + NaCl = CoCl + Na(NO3)2 =>
Co(NO3)2 + NaCl = CoCl + Na(NO3)2
Mg + H2SO4 = S + MgSO4 + H2O =>
3 Mg + 4 H2SO4 = S + 3 MgSO4 + 4 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Cl2 + 7 H2O
Mg + H2SO4 = S + MgSO4 + H2O =>
3 Mg + 4 H2SO4 = S + 3 MgSO4 + 4 H2O
Co(NO3)2 + Na2SO4 = CoSO4 + NaNO3 =>
Co(NO3)2 + Na2SO4 = CoSO4 + 2 NaNO3
FeCl3 + (NH4)2S = Fe2S3 + NH4Cl =>
2 FeCl3 + 3(NH4)2S = Fe2S3 + 6 NH4Cl
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
FeCl2 + (NH4)2S = FeS + NH4Cl =>
FeCl2 + (NH4)2S = FeS + 2 NH4Cl
Al + Cu(NO3)2 = Al(NO3)3 + Cu =>
2 Al + 3 Cu(NO3)2 = 2 Al(NO3)3 + 3 Cu
HCl + Sr(OH)2 = H2O + SrCl2 =>
2 HCl + Sr(OH)2 = 2 H2O + SrCl2
Al + HNO3 = NH4NO3 + Al(NO3)3 + H2O =>
8 Al + 30 HNO3 = 3 NH4NO3 + 8 Al(NO3)3 + 9 H2O
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Al + Cu(NO3)2 = Al(NO3)3 + Cu =>
2 Al + 3 Cu(NO3)2 = 2 Al(NO3)3 + 3 Cu
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/25/12
Équations équilibrées sur02/24/11
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