| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KClO3 = 2 KCl + 3 O2
B2S3 + H2O = H3BO3 + H2S =>
B2S3 + 6 H2O = 2 H3BO3 + 3 H2S
Ca(OH)2 + H3PO4 = H2O + CaHPO4 =>
Ca(OH)2 + H3PO4 = 2 H2O + CaHPO4
NH3 + Na = H2 + NaNH2 =>
2 NH3 + 2 Na = H2 + 2 NaNH2
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
H2SO4 + Cu = CuSO4 + H2O + SO2 =>
2 H2SO4 + Cu = CuSO4 + 2 H2O + SO2
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
H3BO3 + Na2O + O2 = NaBO3 + H2O =>
2 H3BO3 + Na2O + O2 = 2 NaBO3 + 3 H2O
Cl2 + Fe = FeCl3 =>
3 Cl2 + 2 Fe = 2 FeCl3
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Fe + Cu(SO4) = Fe(SO4) + Cu =>
Fe + Cu(SO4) = Fe(SO4) + Cu
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
Mg + HCl = H2MgCl2 =>
Mg + 2 HCl = H2MgCl2
Fe + C12 = FeC13 =>
12 Fe + 13 C12 = 12 FeC13
(NH4)2S + Pb(NO3)2 = PbS + NH4NO3 =>
(NH4)2S + Pb(NO3)2 = PbS + 2 NH4NO3
AgNO3 + Na3PO4 = Ag3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
H3BO3 + Na2O = NaBO2 + H2O =>
2 H3BO3 + Na2O = 2 NaBO2 + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
AlCl3 + NH4OH = NH4Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4Cl + Al(OH)3
Ca + H2 = CaH2 =>
Ca + H2 = CaH2
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
NO2 + H20 = HNO3 + NO =>
40 NO2 + H20 = 20 HNO3 + 20 NO
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Cl2 + NaBr(aq) = NaCl(aq) + Br2 =>
Cl2 + 2 NaBr(aq) = 2 NaCl(aq) + Br2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CH3COONa + CH3COOH = CH3COO + NaH =>
CH3COONa + CH3COOH = 2 CH3COO + NaH
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NH3 + CuO = N2 + Cu + H2O =>
2 NH3 + 3 CuO = N2 + 3 Cu + 3 H2O
Bi2S3 + O2 = Bi2O3 + SO2 =>
2 Bi2S3 + 9 O2 = 2 Bi2O3 + 6 SO2
| 1 2 3 |
| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/16/08
Équations équilibrées sur01/15/08
-donnez-nous vos commentaires de votre expérience avec l'équilibreur d'équation chimique.
