| Équations équilibrées la veille | Équations équilibrées le lendemain |
16 Ag + S8 = 8 Ag2S
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
CH4(g) + H2O(g) = H2(g) + CO(g) =>
CH4(g) + H2O(g) = 3 H2(g) + CO(g)
NH4NO3 + Ca(OH)2 = Ca(NO3)2 + NH3 + H2O =>
2 NH4NO3 + Ca(OH)2 = Ca(NO3)2 + 2 NH3 + 2 H2O
KClO3 + HCl = Cl + H2O + KCl =>
KClO3 + 6 HCl = 6 Cl + 3 H2O + KCl
KClO3 + HCl = Cl2 + H2O + KCl =>
KClO3 + 6 HCl = 3 Cl2 + 3 H2O + KCl
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Na + CuSO4 = Cu + Na2SO4 =>
2 Na + CuSO4 = Cu + Na2SO4
FeSO4 + HNO3 = Fe(SO4)NO3 + NO + H2O =>
3 FeSO4 + 4 HNO3 = 3 Fe(SO4)NO3 + NO + 2 H2O
CrCl2 + NaC2H3O2 = NaCl + Cr(C2H3O2)2 =>
CrCl2 + 2 NaC2H3O2 = 2 NaCl + Cr(C2H3O2)2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
Co3N + NH3 = Co2N + H2 =>
4 Co3N + 2 NH3 = 6 Co2N + 3 H2
NaHCO3 + HCl = H2O + CO2 + NaCl =>
NaHCO3 + HCl = H2O + CO2 + NaCl
H2SO4 + Cu = CuSO4 + SO2 + H2O =>
2 H2SO4 + Cu = CuSO4 + SO2 + 2 H2O
H2S + HNO3 = H2SO4 + NO2 + H20 =>
5 H2S + 20 HNO3 = 5 H2SO4 + 20 NO2 + H20
Mg + O = MgO =>
Mg + O = MgO
Fe3P + NO3{-} + H{+} = Fe{3+} + H2PO4{-} + NO + H2O =>
3 Fe3P + 14 NO3{-} + 38 H{+} = 9 Fe{3+} + 3 H2PO4{-} + 14 NO + 16 H2O
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
KCl + H2O = KOH + HCl =>
KCl + H2O = KOH + HCl
Al + H2SO3 = AlH2SO3 =>
Al + H2SO3 = AlH2SO3
K(s) + H2O(l) = KOH(aq) + H2 =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
HCl + O2 = Cl2 + H2O =>
4 HCl + O2 = 2 Cl2 + 2 H2O
BeF + Mg = Be + MgF =>
BeF + Mg = Be + MgF
HNO3 + H2S = NO2 + H2SO4 + H2O =>
8 HNO3 + H2S = 8 NO2 + H2SO4 + 4 H2O
BeF + Mg = Be + MgF2 =>
2 BeF + Mg = 2 Be + MgF2
HNO3(aq) + CaCO3(s) = Ca(NO3)2(aq) + CO2(g) + H2O(l) =>
2 HNO3(aq) + CaCO3(s) = Ca(NO3)2(aq) + CO2(g) + H2O(l)
BeF2 + Mg = Be + MgF2 =>
BeF2 + Mg = Be + MgF2
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
N2O5(g) + H2O(l) = HNO3(aq) =>
N2O5(g) + H2O(l) = 2 HNO3(aq)
Al(CH3COO)3 + HCl = AlCl3 + (CH3COOH)3 =>
Al(CH3COO)3 + 3 HCl = AlCl3 + (CH3COOH)3
Mg(HCO3)2 = MgO + CO2 + H2O =>
Mg(HCO3)2 = MgO + 2 CO2 + H2O
K + H2S = KH2S =>
K + H2S = KH2S
H2O + V = HV6O17 + H2 =>
34 H2O + 12 V = 2 HV6O17 + 33 H2
C2H4O2 + Mn{+3} + H2O = HCO3{-} + Mn{+2} + H{+} =>
C2H4O2 + 8 Mn{+3} + 4 H2O = 2 HCO3{-} + 8 Mn{+2} + 10 H{+}
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Zn + H2SO3 = ZnH2SO3 =>
Zn + H2SO3 = ZnH2SO3
Li + HCl = LiHCl =>
Li + HCl = LiHCl
Cu(NO3)2 + KCl = CuCl2 + KNO3 =>
Cu(NO3)2 + 2 KCl = CuCl2 + 2 KNO3
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
FeCuSO4 = FeSO4Cu =>
FeCuSO4 = FeSO4Cu
Mg + H3PO4 = MgH3PO4 =>
Mg + H3PO4 = MgH3PO4
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Mg + Al(OH)4{-} = Mg{2+} + OH{-} + Al =>
3 Mg + 2 Al(OH)4{-} = 3 Mg{2+} + 8 OH{-} + 2 Al
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
As2O3 + C = CO2 + As =>
2 As2O3 + 3 C = 3 CO2 + 4 As
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/20/13
Équations équilibrées sur05/20/12
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