| Équations équilibrées la veille | Équations équilibrées le lendemain |
KOH + NH4Cl = KCl + NH4OH
H2S + H2SO3 = S + H2O =>
2 H2S + H2SO3 = 3 S + 3 H2O
HS + H2O = SOH + H2 =>
HS + H2O = SOH + H2
K3PO4 + HCl = KCl + H3PO4 =>
K3PO4 + 3 HCl = 3 KCl + H3PO4
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
C2H4(g) + O2(g) = CO2(g) + H2O(g) =>
C2H4(g) + 3 O2(g) = 2 CO2(g) + 2 H2O(g)
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
Mg + Cu(NO3)2 = Mg(NO3)2 + Cu =>
Mg + Cu(NO3)2 = Mg(NO3)2 + Cu
N2 + I2 = NI3 =>
N2 + 3 I2 = 2 NI3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
NaOH(s) + CO2(g) = Na2CO3(s) + H2O(l) =>
2 NaOH(s) + CO2(g) = Na2CO3(s) + H2O(l)
Ba(OH)2 + NH4SCN = H2O + NH3 + Ba + SCN =>
Ba(OH)2 + 2 NH4SCN = 2 H2O + 2 NH3 + Ba + 2 SCN
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Ba + H2 = BaH =>
2 Ba + H2 = 2 BaH
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Mg + Cu(NO3)2 = Mg(NO3)2 + Cu =>
Mg + Cu(NO3)2 = Mg(NO3)2 + Cu
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
MnO4{-} + SO3{2-} + OH{-} = MnO4{2-} + SO4{2-} + H2O =>
2 MnO4{-} + SO3{2-} + 2 OH{-} = 2 MnO4{2-} + SO4{2-} + H2O
Ba + H2 = BaH2 =>
Ba + H2 = BaH2
Na2B4O7 + H2SO4 + H2O = H3BO3 + Na2SO4 =>
Na2B4O7 + H2SO4 + 5 H2O = 4 H3BO3 + Na2SO4
Na + S = Na2S =>
2 Na + S = Na2S
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
KCl + Ir(NO3)5 = IrCl5 + KNO3 =>
5 KCl + Ir(NO3)5 = IrCl5 + 5 KNO3
N2O4 + N2H4 = NO + H20 =>
5 N2O4 + 5 N2H4 = 20 NO + H20
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
MnO4{2-} + H2O = MnO4{-} + MnO(OH)2 + OH{-} =>
3 MnO4{2-} + 3 H2O = 2 MnO4{-} + MnO(OH)2 + 4 OH{-}
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
N2O4 + N2H4 = NO + H2O =>
2 N2O4 + N2H4 = 6 NO + 2 H2O
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
N2 + O2 = NO =>
N2 + O2 = 2 NO
H2S + HSO3 = S + H2O =>
5 H2S + 2 HSO3 = 7 S + 6 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
C + O = CO2 =>
C + 2 O = CO2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
C10H12O + O2 = CO2 + H2O =>
2 C10H12O + 25 O2 = 20 CO2 + 12 H2O
| 1 2 3 |
| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/06/10
Équations équilibrées sur05/06/09
-donnez-nous vos commentaires de votre expérience avec l'équilibreur d'équation chimique.
