| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 KCN + 2 Co(CN)2 + 2 HCN = 2 K3Co(CN)6 + H2
Mg(NO3)2 = MgO + NO2 + O2 =>
2 Mg(NO3)2 = 2 MgO + 4 NO2 + O2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
HNO2 + Sr(OH)2 = Sr(NO2)2 + H2O =>
2 HNO2 + Sr(OH)2 = Sr(NO2)2 + 2 H2O
CO(g) + H2(g) = C8H18(l) + H2O =>
8 CO(g) + 17 H2(g) = C8H18(l) + 8 H2O
Na2O + H2SO4 = H2O + Na2SO4 =>
Na2O + H2SO4 = H2O + Na2SO4
CaNO2 + H2O = Ca + HNO3 + H =>
CaNO2 + H2O = Ca + HNO3 + H
FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)
Na(s) + Cl2(g) = NaCl(s) =>
2 Na(s) + Cl2(g) = 2 NaCl(s)
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
C(s) + O2(g) = CO2(g) =>
C(s) + O2(g) = CO2(g)
NaHCO3 + HCl = CO2 + NaCl + H2O =>
NaHCO3 + HCl = CO2 + NaCl + H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
NH3 + HClO4 = NH4 + ClO4 =>
NH3 + HClO4 = NH4 + ClO4
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
C2H6O(aq) + O2(g) = CO2(aq) + H2O(l) =>
C2H6O(aq) + 3 O2(g) = 2 CO2(aq) + 3 H2O(l)
H2SO4 + Cu = CuSO4 + H2 =>
H2SO4 + Cu = CuSO4 + H2
H2O(l) = H2(g) + O2(g) =>
2 H2O(l) = 2 H2(g) + O2(g)
CuSO4 + Fe = FeSO4 + Cu =>
CuSO4 + Fe = FeSO4 + Cu
HgO(s) = Hg(l) + O2(g) =>
2 HgO(s) = 2 Hg(l) + O2(g)
KBrO3 + KI + HBr = KBr + I2 + H2O =>
KBrO3 + 6 KI + 6 HBr = 7 KBr + 3 I2 + 3 H2O
H2S + NaOH = H3O + NaS =>
H2S + NaOH = H3O + NaS
Fe(OH)2 + H3PO4 = Fe3(PO4)2 + H2O =>
3 Fe(OH)2 + 2 H3PO4 = Fe3(PO4)2 + 6 H2O
Ca(OH)2(s) = CaO(s) + H2O(g) =>
Ca(OH)2(s) = CaO(s) + H2O(g)
C2H5OH + K2Cr2O7 + HCl = CH3COH + CrCl3 + KCl + H2O =>
3 C2H5OH + K2Cr2O7 + 8 HCl = 3 CH3COH + 2 CrCl3 + 2 KCl + 7 H2O
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
KClO3(s) = KCl(s) + O2(g) =>
2 KClO3(s) = 2 KCl(s) + 3 O2(g)
AgNO3 + Al = Al(NO3)3 + Ag =>
3 AgNO3 + Al = Al(NO3)3 + 3 Ag
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C3H8O(aq) + O2(g) = CO2(aq) + H2O(l) =>
2 C3H8O(aq) + 9 O2(g) = 6 CO2(aq) + 8 H2O(l)
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
PbO2 + Sb + KOH = PbO + KSbO2 + H2O =>
3 PbO2 + 2 Sb + 2 KOH = 3 PbO + 2 KSbO2 + H2O
KBr + Cl2 = KCl + Br2 =>
2 KBr + Cl2 = 2 KCl + Br2
Fe(s) + CuSO4(aq) = FeSO4(aq) + Cu(s) =>
Fe(s) + CuSO4(aq) = FeSO4(aq) + Cu(s)
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
P2O5 + CaO = CaP2O6 =>
P2O5 + CaO = CaP2O6
H2SO4 + Al = Al2(SO4)3 + H2 =>
3 H2SO4 + 2 Al = Al2(SO4)3 + 3 H2
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
SnO2 + C = CO + Sn =>
SnO2 + 2 C = 2 CO + Sn
S2O3{-2} + Cl2 + H2O = SO4{-2} + Cl{-} + H{+} =>
S2O3{-2} + 4 Cl2 + 5 H2O = 2 SO4{-2} + 8 Cl{-} + 10 H{+}
Mg(s) + H2O(g) = MgO(s) + H2(g) =>
Mg(s) + H2O(g) = MgO(s) + H2(g)
KI + Cl2 = I2 + KCl =>
2 KI + Cl2 = I2 + 2 KCl
KNO2 + KMnO4 + H2O = KNO3 + MnO2 + KOH =>
3 KNO2 + 2 KMnO4 + H2O = 3 KNO3 + 2 MnO2 + 2 KOH
NaCl + H2SO4 + MnO2 = Na2SO4 + MnSO4 + H2O + Cl2 =>
2 NaCl + 2 H2SO4 + MnO2 = Na2SO4 + MnSO4 + 2 H2O + Cl2
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
Cl2(g) + NaBr(aq) = NaCl(aq) + Br2(l) =>
Cl2(g) + 2 NaBr(aq) = 2 NaCl(aq) + Br2(l)
| 1 2 3 4 |
| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/24/13
Équations équilibrées sur02/23/12
-donnez-nous vos commentaires de votre expérience avec l'équilibreur d'équation chimique.
