| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Fe2O3(s) + C(s) = CO2(g) + Fe(s) =>
2 Fe2O3(s) + 3 C(s) = 3 CO2(g) + 4 Fe(s)
ZnCl2 + H2S = ZnS + HCl =>
ZnCl2 + H2S = ZnS + 2 HCl
KClO3(s) = KCl(s) + O2(g) =>
2 KClO3(s) = 2 KCl(s) + 3 O2(g)
AgNO3 + CuCl2 = AgCl + Cu(NO3)2 =>
2 AgNO3 + CuCl2 = 2 AgCl + Cu(NO3)2
Mg + ZnCl2 = MgCl2 + Zn =>
Mg + ZnCl2 = MgCl2 + Zn
Cr(OH)3 + HClO4 = Cr(ClO4)3 + H2O =>
Cr(OH)3 + 3 HClO4 = Cr(ClO4)3 + 3 H2O
Na2S + Al(NO3)3 = NaNO3 + Al2S3 =>
3 Na2S + 2 Al(NO3)3 = 6 NaNO3 + Al2S3
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
H2S + HNO3 = S + NO + H2O =>
3 H2S + 2 HNO3 = 3 S + 2 NO + 4 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Si4H10 + O2 = SiO2 + H2O =>
2 Si4H10 + 13 O2 = 8 SiO2 + 10 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Cr(NO3)2 + HCl + HgCl2 = CrCl3 + Hg2Cl2 + HNO3 =>
2 Cr(NO3)2 + 4 HCl + 2 HgCl2 = 2 CrCl3 + Hg2Cl2 + 4 HNO3
C2H4(g) + O2(g) = CO2(g) + H2O =>
C2H4(g) + 3 O2(g) = 2 CO2(g) + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Br + H2S = HBr + S =>
2 Br + H2S = 2 HBr + S
NH3(g) + O2(g) = NO(g) + H2O(g) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(g)
CuCl2 + AgNO3 = Cu(NO3)2 + AgCl =>
CuCl2 + 2 AgNO3 = Cu(NO3)2 + 2 AgCl
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
CuCl2 + AgNO3 = Cu(NO3) + AgCl2 =>
CuCl2 + AgNO3 = Cu(NO3) + AgCl2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
Zn + AgCl = ZnCl2 + Ag =>
Zn + 2 AgCl = ZnCl2 + 2 Ag
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
AgCl = Ag + Cl2 =>
2 AgCl = 2 Ag + Cl2
BaCO3 + HNO3 = Ba(NO3)2 + CO2 + H2O =>
BaCO3 + 2 HNO3 = Ba(NO3)2 + CO2 + H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Na2SO3 + HC2H3O2 = NaC2H3O2 + SO2 + H2O =>
Na2SO3 + 2 HC2H3O2 = 2 NaC2H3O2 + SO2 + H2O
FeCl3(aq) + KSCN(aq) = KCl + Fe(SCN)3 =>
FeCl3(aq) + 3 KSCN(aq) = 3 KCl + Fe(SCN)3
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
CaCO3 + H2CO3 = Ca(HCO3)2 =>
CaCO3 + H2CO3 = Ca(HCO3)2
Pb(C2H3O2)2 + KI = PbI2 + KC2H3O2 =>
Pb(C2H3O2)2 + 2 KI = PbI2 + 2 KC2H3O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
C7H8 + HNO3 = C7H5N3O6 + H2O =>
C7H8 + 3 HNO3 = C7H5N3O6 + 3 H2O
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
NH3 + O2 = H2O + NO =>
4 NH3 + 5 O2 = 6 H2O + 4 NO
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Fe(NO3)3 + K2CO3 = Fe2(CO3)3 + KNO3 =>
2 Fe(NO3)3 + 3 K2CO3 = Fe2(CO3)3 + 6 KNO3
Ca(s) + O2(g) = CaO =>
2 Ca(s) + O2(g) = 2 CaO
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Fe2O3(s) + C(s) = CO2(g) + Fe(s) =>
2 Fe2O3(s) + 3 C(s) = 3 CO2(g) + 4 Fe(s)
C2H5OH + HCl = C2H5OCl + H2 =>
C2H5OH + HCl = C2H5OCl + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/22/21
Équations équilibrées sur09/21/20
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