| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 K + B2O3 = 3 K2O + 2 B
HNO3 + Ba3(PO4)2 = Ba(NO3)2 + H3PO4 =>
6 HNO3 + Ba3(PO4)2 = 3 Ba(NO3)2 + 2 H3PO4
CuSO4 + Fe = Cu + FeSO4 =>
CuSO4 + Fe = Cu + FeSO4
CH4 + NH3 = H2 + C2N2 =>
2 CH4 + 2 NH3 = 7 H2 + C2N2
HfCl3 + Al = HfCl2 + AlCl2 =>
2 HfCl3 + Al = 2 HfCl2 + AlCl2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Zn(s) + AgNO2(aq) = Ag(s) + ZnNO2(aq) =>
Zn(s) + AgNO2(aq) = Ag(s) + ZnNO2(aq)
AgNO3(aq) + LiI(aq) = LiNO3(aq) + AgI(s) =>
AgNO3(aq) + LiI(aq) = LiNO3(aq) + AgI(s)
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
FeCl2 + AgNO3 = Fe(NO3)2 + AgCl =>
FeCl2 + 2 AgNO3 = Fe(NO3)2 + 2 AgCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cu2S + S8 = CuS =>
8 Cu2S + S8 = 16 CuS
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Pb + HNO3 = Pb(NO3)2 + NO2 + H2O =>
Pb + 4 HNO3 = Pb(NO3)2 + 2 NO2 + 2 H2O
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
CO + NO = N2 + CO3 =>
CO + 2 NO = N2 + CO3
N2O5(s) + H2O(l) = HNO3(aq) =>
N2O5(s) + H2O(l) = 2 HNO3(aq)
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
H3O{+}(aq) + OH{-}(aq) = H2O(l) =>
H3O{+}(aq) + OH{-}(aq) = 2 H2O(l)
NaHCO3 + MgSO4 = Mg(OH)2 + Na2SO4 + CO2 =>
2 NaHCO3 + MgSO4 = Mg(OH)2 + Na2SO4 + 2 CO2
NaOH + Fe(NO3)3 = NaNO3 + Fe(OH)3 =>
3 NaOH + Fe(NO3)3 = 3 NaNO3 + Fe(OH)3
H2 + S = H2S =>
H2 + S = H2S
N2O5(s) + H2O(l) = HNO3(aq) =>
N2O5(s) + H2O(l) = 2 HNO3(aq)
SnCl4 + (NH4)2S = NH4Cl + SnS2 =>
SnCl4 + 2(NH4)2S = 4 NH4Cl + SnS2
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
Y(NO3)3 + ZrOCl2 + Al(NO3)3 + H2O = Al2ZrY2O8 + HCl + NO2 + O2 =>
2 Y(NO3)3 + ZrOCl2 + 2 Al(NO3)3 + H2O = Al2ZrY2O8 + 2 HCl + 12 NO2 + 3 O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
CaCO3 + H3PO4 = Ca3(PO4)2 + H2O + CO2 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2O + 3 CO2
CO2 + S8 = CS2 + SO2 =>
8 CO2 + 3 S8 = 8 CS2 + 8 SO2
CHCl3(g) + Cl2(g) = CCl4(g) + HCl(g) =>
CHCl3(g) + Cl2(g) = CCl4(g) + HCl(g)
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Mg(s) + N2(g) = Mg3N2(s) =>
3 Mg(s) + N2(g) = Mg3N2(s)
Fe(OH)3 + H2SO4 = Fe(HSO4)3 + H2O =>
Fe(OH)3 + 3 H2SO4 = Fe(HSO4)3 + 3 H2O
Al + H2SO4 = H2 + Al(SO4)3 =>
Al + 3 H2SO4 = 3 H2 + Al(SO4)3
CaSO4 + Mg(OH)2 = Ca(OH)2 + MgSO4 =>
CaSO4 + Mg(OH)2 = Ca(OH)2 + MgSO4
CO(g) + H2(g) = CH4O(g) =>
CO(g) + 2 H2(g) = CH4O(g)
K2PtCl4 + NH3 = Pt(NH3)2Cl2 + KCl =>
K2PtCl4 + 2 NH3 = Pt(NH3)2Cl2 + 2 KCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Al + H2SO4 = H2 + Al(SO4)3 =>
Al + 3 H2SO4 = 3 H2 + Al(SO4)3
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/15
Équations équilibrées sur02/22/14
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