| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 N + 7 O2 = 2 N2O7
K2Cr2O7 + FeSO4 + H2SO4 = K2SO4 + Cr2(SO4)3 + Fe2(SO4)3 + H2O =>
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 Fe2(SO4)3 + 7 H2O
Al2O3 + MgO = Mg(AlO2)2 =>
Al2O3 + MgO = Mg(AlO2)2
AlNO3 + CuClO3 = AlClO3 + CuNO3 =>
AlNO3 + CuClO3 = AlClO3 + CuNO3
Ca3P2 + F2 = CaF2 + P =>
Ca3P2 + 3 F2 = 3 CaF2 + 2 P
CH3COOH(ac) + Ca(HCO3)2(s) = CO2(g) + H2O(l) + Ca(C2H3O2)2(ac) =>
2 CH3COOH(ac) + Ca(HCO3)2(s) = 2 CO2(g) + 2 H2O(l) + Ca(C2H3O2)2(ac)
ZrO2 + B4C = ZrB2 + CO2 + B =>
ZrO2 + B4C = ZrB2 + CO2 + 2 B
Cr2O7 + I = Cr + IO3 =>
3 Cr2O7 + 7 I = 6 Cr + 7 IO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
H2O + BiO3{-} + FeS2 = Fe(OH)3 + SO42{-} + OH{-} + Bi(OH)3 =>
339 H2O + 169 BiO3{-} + 2 FeS2 = 2 Fe(OH)3 + 4 SO42{-} + 165 OH{-} + 169 Bi(OH)3
Cu(s) + Fe(NO3)3(aq) = Cu(NO3)2(aq) + Fe(s) =>
3 Cu(s) + 2 Fe(NO3)3(aq) = 3 Cu(NO3)2(aq) + 2 Fe(s)
Ce2 + H2 = HCe =>
Ce2 + H2 = 2 HCe
NiCl2 + C4H6(NOH)2 = Ni[C4H6(NOH)(NO)]2 + HCl =>
NiCl2 + 2 C4H6(NOH)2 = Ni[C4H6(NOH)(NO)]2 + 2 HCl
PO4 + H3O = HPO4 + OH =>
2 PO4 + H3O = 2 HPO4 + OH
Na(s) + CoCl2(aq) = NaCl + Co =>
2 Na(s) + CoCl2(aq) = 2 NaCl + Co
BiF5 + H2O = O3 + HF + BiF3 =>
3 BiF5 + 3 H2O = O3 + 6 HF + 3 BiF3
K2CO3(aq) + Ni(NO3)2(aq) = NiCO3(s) + KNO3(s) =>
K2CO3(aq) + Ni(NO3)2(aq) = NiCO3(s) + 2 KNO3(s)
Na2HPO4(s) = Na4P2O7(s) + H2O(l) =>
2 Na2HPO4(s) = Na4P2O7(s) + H2O(l)
Fe2O3 + Na2S2O3 = FeO + Na2SO4 + FeSO4 =>
4 Fe2O3 + Na2S2O3 = 7 FeO + Na2SO4 + FeSO4
NaCl(aq) + Hg(NO3)2(aq) = NaNO3(aq) + HgCl2(s) =>
2 NaCl(aq) + Hg(NO3)2(aq) = 2 NaNO3(aq) + HgCl2(s)
CN5H3 + NH4NO3 = N2 + H2O + CO2 =>
2 CN5H3 + 7 NH4NO3 = 12 N2 + 17 H2O + 2 CO2
KOH + HCl = KCl + H4O2 =>
2 KOH + 2 HCl = 2 KCl + H4O2
AgCl + O = AgClO3 =>
AgCl + 3 O = AgClO3
Fe2{+} + O2 + NH3 + H2O = FeOOH + NH4{+} =>
4 Fe2{+} + 5 O2 + 4 NH3 + 6 H2O = 8 FeOOH + 4 NH4{+}
FeCl3 + H2S = HCl + FeS + S =>
2 FeCl3 + 3 H2S = 6 HCl + 2 FeS + S
Cu(C7H5O2)2 + O2 = CuO + CO2 + H2O =>
Cu(C7H5O2)2 + 15 O2 = CuO + 14 CO2 + 5 H2O
Al(s) + KOH(aq) + H2SO4 = KAl(SO4)2 + H2O(s) + H2 =>
2 Al(s) + 2 KOH(aq) + 4 H2SO4 = 2 KAl(SO4)2 + 2 H2O(s) + 3 H2
Sn(OH)4 = SnO2 + HOH =>
Sn(OH)4 = SnO2 + 2 HOH
HCl(g) + SrO(s) = SrCl2(s) + H2O =>
2 HCl(g) + SrO(s) = SrCl2(s) + H2O
Cu(NO3)2 + HCl = Cu(Cl)2 + HNO3 =>
Cu(NO3)2 + 2 HCl = Cu(Cl)2 + 2 HNO3
NaCIO3 = NaCI + O2 =>
2 NaCIO3 = 2 NaCI + 3 O2
Zn + HCl + HNO3 = H2ZnCl4 + NO + H2O =>
3 Zn + 12 HCl + 2 HNO3 = 3 H2ZnCl4 + 2 NO + 4 H2O
Na2O + H2O2 = NaOH + O2 =>
2 Na2O + 2 H2O2 = 4 NaOH + O2
CH3COOH + Fe = (CH3COO)3Fe + H2 =>
6 CH3COOH + 2 Fe = 2(CH3COO)3Fe + 3 H2
Cu(OH)2 + Li2CO3 = Cu(CO3) + Li(OH) =>
Cu(OH)2 + Li2CO3 = Cu(CO3) + 2 Li(OH)
HI + KOH = H2O + KI =>
HI + KOH = H2O + KI
K2FeO4 + CrSO4 + H2SO4 = Fe2(SO4)3 + K2Cr2O7 + K2SO4 + H2O =>
8 K2FeO4 + 6 CrSO4 + 11 H2SO4 = 4 Fe2(SO4)3 + 3 K2Cr2O7 + 5 K2SO4 + 11 H2O
NaBrO + Cr2O3 + Na2CO3 = Na2CrO4 + NaBr + CO2 =>
3 NaBrO + Cr2O3 + 2 Na2CO3 = 2 Na2CrO4 + 3 NaBr + 2 CO2
KNO3 + C12H22O11 = KNO2 + H2O + CO2 =>
24 KNO3 + C12H22O11 = 24 KNO2 + 11 H2O + 12 CO2
HC2H3O2 + KOH = K + CO2 + H2 =>
HC2H3O2 + 2 KOH = 2 K + 2 CO2 + 3 H2
Cr(OH)3 + NaOH + Cl2 = Na2CrO4 + H2O + NaCl =>
2 Cr(OH)3 + 10 NaOH + 3 Cl2 = 2 Na2CrO4 + 8 H2O + 6 NaCl
Pd + HCl + HNO3 = H2PdCl6 + NO + H2O =>
3 Pd + 18 HCl + 4 HNO3 = 3 H2PdCl6 + 4 NO + 8 H2O
SmSO4 + H2O = Sm(OH)SO4 + H2 =>
2 SmSO4 + 2 H2O = 2 Sm(OH)SO4 + H2
KHSO4(aq) + KOH = K2SO4 + H2O =>
KHSO4(aq) + KOH = K2SO4 + H2O
V2O5 + Ca(l) = V(l) + CaO(s) =>
V2O5 + 5 Ca(l) = 2 V(l) + 5 CaO(s)
Ca(HCO3)2(aq) + HCl(aq) = CaCl2(aq) + CO2 + H2O =>
Ca(HCO3)2(aq) + 2 HCl(aq) = CaCl2(aq) + 2 CO2 + 2 H2O
Ce2(CO3)2(OH)2*H2O = CeO2 + CO2 + H2O + CO =>
Ce2(CO3)2(OH)2*H2O = 2 CeO2 + CO2 + 2 H2O + CO
NaBr + Cl{-2} = NaCl + Br{-2} =>
NaBr + Cl{-2} = NaCl + Br{-2}
SiO3 + Na = Na2SiO3 =>
SiO3 + 2 Na = Na2SiO3
Ni + HCl(aq) = NiCl2 + H2 =>
Ni + 2 HCl(aq) = NiCl2 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/24
Équations équilibrées sur01/18/24
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