| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca + 2 H2O = Ca(OH)2 + H2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
C2H5OH + HCl = C2H5Cl + H2O =>
C2H5OH + HCl = C2H5Cl + H2O
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
NH3 + O2 = NO + H20 =>
20 NH3 + 10 O2 = 20 NO + 3 H20
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cr2O3 + HNO3 = Cr(NO3)3 + H2O =>
Cr2O3 + 6 HNO3 = 2 Cr(NO3)3 + 3 H2O
Al + HNO3 = Al(NO3)3 + NO2 + H2O =>
Al + 6 HNO3 = Al(NO3)3 + 3 NO2 + 3 H2O
Li2S(aq) + HBr(aq) = H2S(g) + LiBr(aq) =>
Li2S(aq) + 2 HBr(aq) = H2S(g) + 2 LiBr(aq)
K2CO3 + HNO3 = KNO3 + H2O + CO2 =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2O + CO2
Mg + HNO3 = Mg(NO3)2 + NO + H2O =>
3 Mg + 8 HNO3 = 3 Mg(NO3)2 + 2 NO + 4 H2O
C2H6 + HBr2 = C2H4Br2 + HBr =>
C2H6 + 4 HBr2 = C2H4Br2 + 6 HBr
S8 + AsF5 = S16(AsF6)2 + AsF3 =>
2 S8 + 3 AsF5 = S16(AsF6)2 + AsF3
CaF2 + HCl = CaCl2 + HF =>
CaF2 + 2 HCl = CaCl2 + 2 HF
Sb + H2SO4 = Sb2(SO4)3 + SO2 + H2O =>
2 Sb + 6 H2SO4 = Sb2(SO4)3 + 3 SO2 + 6 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
CuS + HNO3 = Cu(NO3)2 + NO2 + S8 + H2O =>
8 CuS + 32 HNO3 = 8 Cu(NO3)2 + 16 NO2 + S8 + 16 H2O
C2H5Cl + CuOH = C2H5OH + CuCl =>
C2H5Cl + CuOH = C2H5OH + CuCl
MgCl2(aq) + AgNO3(aq) = Mg(NO3)2(aq) + AgCl(s) =>
MgCl2(aq) + 2 AgNO3(aq) = Mg(NO3)2(aq) + 2 AgCl(s)
HgS + HCl + HNO3 = HgCl2 + S + NO + H2O =>
3 HgS + 6 HCl + 2 HNO3 = 3 HgCl2 + 3 S + 2 NO + 4 H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Mg + HNO3 = Mg(NO3)2 + NH3 + H2O =>
4 Mg + 9 HNO3 = 4 Mg(NO3)2 + NH3 + 3 H2O
Cl2 + O2 = Cl2O3 =>
2 Cl2 + 3 O2 = 2 Cl2O3
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
SO4 + H2 = H2SO4 =>
SO4 + H2 = H2SO4
NaHCO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 NaHCO3 + H3PO4 = Na3PO4 + 3 H2O + 3 CO2
NH4Cl + NaOH = NH3 + H2O + NaCl =>
NH4Cl + NaOH = NH3 + H2O + NaCl
Mg + HNO3 = Mg(NO3)2 + N2H4 + H2O =>
7 Mg + 16 HNO3 = 7 Mg(NO3)2 + N2H4 + 6 H2O
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Al2Mg3 + Br2 = AlBr3 + MgBr2 =>
Al2Mg3 + 6 Br2 = 2 AlBr3 + 3 MgBr2
AgNO3 + Cl2 = AgCl + N2O3 + O2 =>
4 AgNO3 + 2 Cl2 = 4 AgCl + 2 N2O3 + 3 O2
Al + HNO3 = Al(NO3)3 + N2O3 + H2O =>
4 Al + 18 HNO3 = 4 Al(NO3)3 + 3 N2O3 + 9 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
Pb(OH)2 + KOH = K2[Pb(OH)4] =>
Pb(OH)2 + 2 KOH = K2[Pb(OH)4]
H2SO3 = SO2 + H2O =>
H2SO3 = SO2 + H2O
C6H5Cl + SiCl4 + Na = Si(C6H5)4 + NaCl =>
4 C6H5Cl + SiCl4 + 8 Na = Si(C6H5)4 + 8 NaCl
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Mg3(PO4)2 + H2SO4 = MgSO4 + H3PO4 =>
Mg3(PO4)2 + 3 H2SO4 = 3 MgSO4 + 2 H3PO4
AlCl3 + AgNO3 = AgCl + Al(NO3)3 =>
AlCl3 + 3 AgNO3 = 3 AgCl + Al(NO3)3
HNO3 + NH3 = N2H3O3 + H2O =>
9 HNO3 + 7 NH3 = 8 N2H3O3 + 3 H2O
Fe + H2So4 = Fe2(So4)3 + H2 =>
2 Fe + 3 H2So4 = Fe2(So4)3 + 3 H2
C2H4 + H2 = C2H6 =>
C2H4 + H2 = C2H6
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/13/19
Équations équilibrées sur02/12/18
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