| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg + 2 Br = MgBr2
HgNO3 + HCl = HgCl2 + H2O + NO2 =>
HgNO3 + 2 HCl = HgCl2 + H2O + NO2
NO2 + H2O = HNO2HNO3 =>
2 NO2 + H2O = HNO2HNO3
Fe + e = Fe{-2} =>
Fe + 2e = Fe{-2}
MgCl2(aq) + Na2CO3(aq) = NaCl + MgCO3 =>
MgCl2(aq) + Na2CO3(aq) = 2 NaCl + MgCO3
Mn(NO3)2 + Na2SO4 = MnSO4 + NaNO3 =>
Mn(NO3)2 + Na2SO4 = MnSO4 + 2 NaNO3
SO3 + NaOH = Na2SO4 + H2O =>
SO3 + 2 NaOH = Na2SO4 + H2O
KSO4 + Ca(NO3)2 = KNO3 + Ca(SO4)2 =>
2 KSO4 + Ca(NO3)2 = 2 KNO3 + Ca(SO4)2
Fe + H3PO4 + C6H7O7 = H3O + C6H6 + FeHPO4 =>
10 Fe + 10 H3PO4 + C6H7O7 = 7 H3O + C6H6 + 10 FeHPO4
CoCl2 + Fe2 = CoFe3 + Cl2 =>
2 CoCl2 + 3 Fe2 = 2 CoFe3 + 2 Cl2
CO3{-2} + H{+} = CO2 + H2O =>
CO3{-2} + 2 H{+} = CO2 + H2O
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
K2SO3 + HCl = KCl + SO3 + H2 =>
K2SO3 + 2 HCl = 2 KCl + SO3 + H2
Mg + Br = MgBr2 =>
Mg + 2 Br = MgBr2
Na2S4O6 = sodium + Sulfur + oxygen =>
Na2S4O6 = 2 Na + 4 S + 3 O2
C7H5 + HCl = C5H11 + Cl =>
5 C7H5 + 52 HCl = 7 C5H11 + 52 Cl
K2SO3 = K2O + SO2 =>
K2SO3 = K2O + SO2
NO2 + H2O = HNO2HNO3 =>
2 NO2 + H2O = HNO2HNO3
Cu(CO3) + HCl = CuCl2 + H2(CO3) =>
Cu(CO3) + 2 HCl = CuCl2 + H2(CO3)
NaHCO3 + CH3CO2 = NaCH3CO2 + CO2 + H2O =>
7 NaHCO3 + 8 CH3CO2 = 7 NaCH3CO2 + 9 CO2 + 5 H2O
Mg + Br = MgBr2 =>
Mg + 2 Br = MgBr2
BaO + HCl = BaCl2 + H2O =>
BaO + 2 HCl = BaCl2 + H2O
HgNO3 + HCl = HgCl2 + H2O + NO2 =>
HgNO3 + 2 HCl = HgCl2 + H2O + NO2
MgCl2(aq) + Na2CO3(aq) = NaCl + MgCO3 =>
MgCl2(aq) + Na2CO3(aq) = 2 NaCl + MgCO3
BrCl + NaSO = BrSO + NaCl =>
BrCl + NaSO = BrSO + NaCl
AgC2H3O2 + SrI = AgI + SrC2H3O2 =>
AgC2H3O2 + SrI = AgI + SrC2H3O2
C2H6O = C4H6 + H2O + H2 =>
2 C2H6O = C4H6 + 2 H2O + H2
MgCl2(aq) + Na2CO3(aq) = NaCl + MgCO3 =>
MgCl2(aq) + Na2CO3(aq) = 2 NaCl + MgCO3
HNO3 + BaCl = HCl + BaNO3 =>
HNO3 + BaCl = HCl + BaNO3
K2SO4 + HNO3 = H2SO4 + KNO3 =>
K2SO4 + 2 HNO3 = H2SO4 + 2 KNO3
NH4Cl + KOH = NH3 + KCl + H2O =>
NH4Cl + KOH = NH3 + KCl + H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Ca(NO3)2 + H2SO4 = HNO3 + CaSO4 =>
Ca(NO3)2 + H2SO4 = 2 HNO3 + CaSO4
MgCl2(aq) + Na2CO3(aq) = NaCl + MgCO3 =>
MgCl2(aq) + Na2CO3(aq) = 2 NaCl + MgCO3
HNO + Ba(OH) = Ba(NO) + H2O =>
HNO + Ba(OH) = Ba(NO) + H2O
FeS(s) + HCl(aq) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(aq) = FeCl2(aq) + H2S(g)
Zn + OH{-} + H2O = Zn(OH)4{2-} + H2 =>
Zn + 2 OH{-} + 2 H2O = Zn(OH)4{2-} + H2
HClO3 + Na(OH)2 = Na(ClO3)2 + H2O =>
2 HClO3 + Na(OH)2 = Na(ClO3)2 + 2 H2O
KClO4 + Na2SO4 = K2SO4 + NaClO4 =>
2 KClO4 + Na2SO4 = K2SO4 + 2 NaClO4
AuCN + NaCN = NaAu(CN)2 =>
AuCN + NaCN = NaAu(CN)2
Mg + Cu(Cl)2 = Mg(Cl)2 + Cu =>
Mg + Cu(Cl)2 = Mg(Cl)2 + Cu
K + H + C + O = KHCO3 =>
K + H + C + 3 O = KHCO3
NaOH + H2S2O4 = Na2S2O4 + H2O =>
2 NaOH + H2S2O4 = Na2S2O4 + 2 H2O
Zn(s) + KOH(aq) = K2ZnO2(aq) + H2(g) =>
Zn(s) + 2 KOH(aq) = K2ZnO2(aq) + H2(g)
C6H8O6 + C2H5OH = C6H8O5 + H2O =>
7 C6H8O6 + 3 C2H5OH = 8 C6H8O5 + 5 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
NO2 + H2O = HNO2HNO3 =>
2 NO2 + H2O = HNO2HNO3
Zn + MnCl3 = ZnCl + Mn =>
3 Zn + MnCl3 = 3 ZnCl + Mn
Fe + O2 = Fe(lll)O =>
2 Fe + O2 = 2 Fe(lll)O
CsI + H2 = Cs + HI =>
2 CsI + H2 = 2 Cs + 2 HI
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/21/24
Équations équilibrées sur10/21/23
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