| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(OH)2(aq) + NaOCl(aq) = PbO2(s) + NaCl(s) + H2O(l)
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
C2H6O + O2 = C2H4O + H2O =>
2 C2H6O + O2 = 2 C2H4O + 2 H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Pb(OH)2 + NaOCl = PbO2 + NaCl + H2O =>
Pb(OH)2 + NaOCl = PbO2 + NaCl + H2O
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Ca(OH)2 + Cl2 = Ca(ClO)2 + CaCl2 + H2O =>
2 Ca(OH)2 + 2 Cl2 = Ca(ClO)2 + CaCl2 + 2 H2O
HCHO + H2O = CH3OH + HCOOH =>
2 HCHO + H2O = CH3OH + HCOOH
Pb(OH)2 + NaOCl = PbO2 + NaCl + H2O =>
Pb(OH)2 + NaOCl = PbO2 + NaCl + H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
MnO4{-} + H{+} + SO3{2-} = Mn{2+} + SO4{2-} + H2O =>
2 MnO4{-} + 6 H{+} + 5 SO3{2-} = 2 Mn{2+} + 5 SO4{2-} + 3 H2O
FeSO4 + HIO3 + H2SO4 = I2 + Fe2(SO4)3 + H2O =>
10 FeSO4 + 2 HIO3 + 5 H2SO4 = I2 + 5 Fe2(SO4)3 + 6 H2O
SO2 + I2 + H2O = H2SO4 + HI =>
SO2 + I2 + 2 H2O = H2SO4 + 2 HI
Ca + H2O = H2 + Ca(OH)2 =>
Ca + 2 H2O = H2 + Ca(OH)2
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
Na(s) + Br2(g) = NaBr =>
2 Na(s) + Br2(g) = 2 NaBr
Na + Br = NaBr =>
Na + Br = NaBr
Ag + SO4 = AgSO4 =>
Ag + SO4 = AgSO4
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
K2Cr2O7 + HCl = CrCl3 + KCl + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 2 KCl + 3 Cl2 + 7 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe2S3 + HNO3 = Fe(NO3)3 + S + NO + H2O =>
Fe2S3 + 8 HNO3 = 2 Fe(NO3)3 + 3 S + 2 NO + 4 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
Fe + H2SO4 = Fe2O3 + SO2 + H2O =>
2 Fe + 3 H2SO4 = Fe2O3 + 3 SO2 + 3 H2O
NH3 + H2S = NH4HS =>
NH3 + H2S = NH4HS
NaNO2 + FeSO4 + H2SO4 = Na2SO4 + Fe2(SO4)3 + NO + H2O =>
2 NaNO2 + 2 FeSO4 + 2 H2SO4 = Na2SO4 + Fe2(SO4)3 + 2 NO + 2 H2O
Cr + HNO3 = Cr(NO3)3 + H2 =>
2 Cr + 6 HNO3 = 2 Cr(NO3)3 + 3 H2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Cu2O + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu2O + 6 HNO3 = 2 Cu(NO3)2 + 2 NO2 + 3 H2O
SnO2 + KSCN = SnS + K2S + CO + N2 =>
SnO2 + 2 KSCN = SnS + K2S + 2 CO + N2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
HNO3 + CuO = Cu(NO3)2 + H2O =>
2 HNO3 + CuO = Cu(NO3)2 + H2O
HCl + MgCO3 = MgCl2 + H2O + CO2 =>
2 HCl + MgCO3 = MgCl2 + H2O + CO2
CH4 = C2H6 + H2 =>
2 CH4 = C2H6 + H2
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
H2SO4 + Mg = MgSO4 + H2 =>
H2SO4 + Mg = MgSO4 + H2
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
HNO3 + Zn(OH)2 = Zn(NO3)2 + H2O =>
2 HNO3 + Zn(OH)2 = Zn(NO3)2 + 2 H2O
Cu + O2 = CuO(s) =>
2 Cu + O2 = 2 CuO(s)
HCl + Mg = MgCl + H2 =>
2 HCl + 2 Mg = 2 MgCl + H2
H2S + HNO3 = H2SO4 + NO + H2O =>
3 H2S + 8 HNO3 = 3 H2SO4 + 8 NO + 4 H2O
| 1 2 3 4 5 |
| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/22/10
Équations équilibrées sur02/21/09
-donnez-nous vos commentaires de votre expérience avec l'équilibreur d'équation chimique.
