| Équations équilibrées la veille | Équations équilibrées le lendemain |
V2(SO4)3(aq) + 6 NaOH(aq) = 2 V(OH)3(s) + 3 Na2SO4(aq)
NaBH4 + BF3 = NaBF4 + B2H6 =>
3 NaBH4 + 4 BF3 = 3 NaBF4 + 2 B2H6
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
HCl + Mg = MgCl + H2 =>
2 HCl + 2 Mg = 2 MgCl + H2
Al2O3 + C + N2 = AlN + CO =>
Al2O3 + 3 C + N2 = 2 AlN + 3 CO
H(Cl) + Cu(OH) = Cu(Cl) + H2O =>
H(Cl) + Cu(OH) = Cu(Cl) + H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Mg(s) + H2S(g) = MgS(s) + H2(g) =>
Mg(s) + H2S(g) = MgS(s) + H2(g)
Sr + N = Sr3N2 =>
3 Sr + 2 N = Sr3N2
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
AgCl + NH3 = AgNH3 + Cl =>
AgCl + NH3 = AgNH3 + Cl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HCl + Mg(OH)2 = MgCl2 + H2O =>
2 HCl + Mg(OH)2 = MgCl2 + 2 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NO + NaOH = NaNO2 + H2O + N2O =>
4 NO + 2 NaOH = 2 NaNO2 + H2O + N2O
Fe + Cl2 = FeCl2 =>
Fe + Cl2 = FeCl2
Al + H2SO4 = Al2(SO4)3 + H2O + SO2 =>
2 Al + 6 H2SO4 = Al2(SO4)3 + 6 H2O + 3 SO2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Sr + Cu(NO3)2 = Sr(NO3)2 + Cu =>
Sr + Cu(NO3)2 = Sr(NO3)2 + Cu
Cu(OH)2 + H3PO4 = Cu3(PO4)2 + H2O =>
3 Cu(OH)2 + 2 H3PO4 = Cu3(PO4)2 + 6 H2O
MgO + SO3 = MgSO4 =>
MgO + SO3 = MgSO4
KMNO4 + FeSO4 + H2SO4 = K2SO4 + MNSO4 + Fe2(SO4)3 + H2O =>
2 KMNO4 + 10 FeSO4 + 8 H2SO4 = K2SO4 + 2 MNSO4 + 5 Fe2(SO4)3 + 8 H2O
KNO3 + BaCl2 = KCl + Ba(NO3)2 =>
2 KNO3 + BaCl2 = 2 KCl + Ba(NO3)2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Na2SO4(aq) + CaI2(aq) = CaSO4(s) + NaI(aq) =>
Na2SO4(aq) + CaI2(aq) = CaSO4(s) + 2 NaI(aq)
HNO3 + NAOH = NANO3 + H2O =>
HNO3 + NAOH = NANO3 + H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Mn3(AsO4)2 + NaNO3 = Na3AsO4 + Mn(NO3)2 =>
Mn3(AsO4)2 + 6 NaNO3 = 2 Na3AsO4 + 3 Mn(NO3)2
CH3(CH2)4CH3 + O2 = H2O + CO2 =>
2 CH3(CH2)4CH3 + 19 O2 = 14 H2O + 12 CO2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
CaC2 + N2 = CaCN2 + C =>
CaC2 + N2 = CaCN2 + C
AlBr3 + Cl2 = AlCl3 + Br =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 6 Br
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Na2SO4(aq) + CaI2(aq) = CaSO4(s) + NaI(aq) =>
Na2SO4(aq) + CaI2(aq) = CaSO4(s) + 2 NaI(aq)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mg + Fe3{+} = Mg2{+} + Fe =>
2 Mg + Fe3{+} = Mg2{+} + 3 Fe
Na2SO4 + C = Na2S + CO =>
Na2SO4 + 4 C = Na2S + 4 CO
Na2SO4(aq) + CaI2(aq) = CaSO4(s) + NaI(aq) =>
Na2SO4(aq) + CaI2(aq) = CaSO4(s) + 2 NaI(aq)
Mg + HNO3 = H2 + Mg(NO3)2 =>
Mg + 2 HNO3 = H2 + Mg(NO3)2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeS2 + O2 = Fe2O3 + SO2REDOX =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2REDOX
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
CuSO4 + KCN = CuCN + K2SO4 + C2N2 =>
2 CuSO4 + 4 KCN = 2 CuCN + 2 K2SO4 + C2N2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/04/14
Équations équilibrées sur05/04/13
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