| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2(g) + O2(g) = 2 H2O(g)
Om + JBn = J2 + OmBn3 =>
2 Om + 6 JBn = 3 J2 + 2 OmBn3
Ga + O2 = Ga2O3 =>
4 Ga + 3 O2 = 2 Ga2O3
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Cr2O7{2-} + H{+} + C2O4{2-} = Cr{3+} + CO2 + H2O =>
Cr2O7{2-} + 14 H{+} + 3 C2O4{2-} = 2 Cr{3+} + 6 CO2 + 7 H2O
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
[Ni(OH2)6]2{+} + NH3 = [Ni(NH3)6]2{+} + H2O =>
[Ni(OH2)6]2{+} + 12 NH3 = [Ni(NH3)6]2{+} + 12 H2O
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
FeO + CO = Fe + CO2 =>
FeO + CO = Fe + CO2
K3Po4 + NiCl2 = Ni3(Po4)2 + KCl =>
2 K3Po4 + 3 NiCl2 = Ni3(Po4)2 + 6 KCl
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
K2CrO4(aq) + Pb(NO3)2(aq) = KNO3(aq) + PbCrO4(s) =>
K2CrO4(aq) + Pb(NO3)2(aq) = 2 KNO3(aq) + PbCrO4(s)
CuO + CO = Cu + CO2 =>
CuO + CO = Cu + CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Zn + MoO3 = Mo2O3 + ZnO =>
3 Zn + 2 MoO3 = Mo2O3 + 3 ZnO
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
CuCO3Cu(OH)2 = CuO + H2O + CO2 =>
CuCO3Cu(OH)2 = 2 CuO + H2O + CO2
[Ni(OH2)6]2{+} + e = [Ni(en)3]2{+} + H2O =>
3[Ni(OH2)6]2{+} + 2e = [Ni(en)3]2{+} + 36 H2O
MnO4{-} + H2C2O4 + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 H2C2O4 + 6 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
Na2CO3 + H2SO4 = Na2SO4 + H2CO3 =>
Na2CO3 + H2SO4 = Na2SO4 + H2CO3
NiCO3 + HI = NiI2 + CO2 + H2O =>
NiCO3 + 2 HI = NiI2 + CO2 + H2O
Na2Cr2O7 + SO2 + H2SO4 = NaSO4 + Cr2(SO4)3 + H2O =>
Na2Cr2O7 + 2 SO2 + 3 H2SO4 = 2 NaSO4 + Cr2(SO4)3 + 3 H2O
ZnCl2 + NaOH = Zn(OH)2 + NaCl =>
ZnCl2 + 2 NaOH = Zn(OH)2 + 2 NaCl
Ba(NO3)2 + H3PO4 = Ba3(PO4)2 + HNO3 =>
3 Ba(NO3)2 + 2 H3PO4 = Ba3(PO4)2 + 6 HNO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
Si + O2 = SiO2 =>
Si + O2 = SiO2
Al(OH)3 + Cl2 = AlCl3 + OH =>
2 Al(OH)3 + 3 Cl2 = 2 AlCl3 + 6 OH
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
S + Ca(OH)2 = CaSO4 + CaS + H2O =>
4 S + 4 Ca(OH)2 = CaSO4 + 3 CaS + 4 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Al + H3PO4 = AlPO4 + H2 =>
2 Al + 2 H3PO4 = 2 AlPO4 + 3 H2
Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
C2H3O2Cl + O2 = CO2 + H2O + HCl =>
2 C2H3O2Cl + 3 O2 = 4 CO2 + 2 H2O + 2 HCl
NH4Cl + NaNO2 = NaCl + N2 + H2O =>
NH4Cl + NaNO2 = NaCl + N2 + 2 H2O
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Zn + S = ZnS =>
Zn + S = ZnS
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 |
| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/16/20
Équations équilibrées sur11/15/19
-donnez-nous vos commentaires de votre expérience avec l'équilibreur d'équation chimique.
