| Équations équilibrées la veille | Équations équilibrées le lendemain |
27 O2 + 4 C4H9NH2 = 16 CO2 + 22 H2O + 2 N2
FeCl3 + NaF = FeF3 + NaCl =>
FeCl3 + 3 NaF = FeF3 + 3 NaCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Al + Br = AlBr3 =>
Al + 3 Br = AlBr3
Sn + NO3 = SnO2 + NO =>
Sn + NO3 = SnO2 + NO
MgSO4 = Mg + SO4 =>
MgSO4 = Mg + SO4
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
As(OH)3 + H2SO4 = As2(SO4)3 + H2O =>
2 As(OH)3 + 3 H2SO4 = As2(SO4)3 + 6 H2O
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
Mg(Cl2O3) = MgCl2 + O2 =>
2 Mg(Cl2O3) = 2 MgCl2 + 3 O2
Ba(NO3)2 = Ba + NO3 =>
Ba(NO3)2 = Ba + 2 NO3
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
MgO + HCl = MgCl + OH =>
MgO + HCl = MgCl + OH
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
FeCl3(aq) + NaOH(aq) = Fe(OH)3(s) + NaCl(aq) =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaCl(aq)
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KBr = K + Br =>
KBr = K + Br
HC2H3O2 + Ca(OH)2 = H2O + Ca(C2H3O2)2 =>
2 HC2H3O2 + Ca(OH)2 = 2 H2O + Ca(C2H3O2)2
Cr(OH)3 = Cr + (OH)3 =>
Cr(OH)3 = Cr + (OH)3
HCl + Ba(OH)2 = H2O + Cl + Ba =>
2 HCl + Ba(OH)2 = 2 H2O + 2 Cl + Ba
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
H2SO4 + FeSO4 + NaNO3 = Fe2(SO4)3 + NO2 + H2O + Na2SO4 =>
2 H2SO4 + 2 FeSO4 + 2 NaNO3 = Fe2(SO4)3 + 2 NO2 + 2 H2O + Na2SO4
H2SeO3 + NaOH = NaHSeO3 + H2O =>
H2SeO3 + NaOH = NaHSeO3 + H2O
NaOH + SO2 = Na2SO3 + H2O =>
2 NaOH + SO2 = Na2SO3 + H2O
H2SO4 + FeSO4 + NaNO3 = Fe2(SO4)3 + NO + H2O + Na2SO4 =>
4 H2SO4 + 6 FeSO4 + 2 NaNO3 = 3 Fe2(SO4)3 + 2 NO + 4 H2O + Na2SO4
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
HCl + Mg(OH)2 = MgCl2 + H2O =>
2 HCl + Mg(OH)2 = MgCl2 + 2 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
MnO4 + CN = CNO + MnO2 =>
MnO4 + 2 CN = 2 CNO + MnO2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
H2SO4 + FeSO4 + NaNO3 = Fe2(SO4)3 + NO2 + H2O + Na2SO4 =>
2 H2SO4 + 2 FeSO4 + 2 NaNO3 = Fe2(SO4)3 + 2 NO2 + 2 H2O + Na2SO4
Na2CO3 + CaCl2 = NaCl + CO3Ca =>
Na2CO3 + CaCl2 = 2 NaCl + CO3Ca
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HBr + LiOH = H2O + LiBr =>
HBr + LiOH = H2O + LiBr
Sm2O3 + SrCO3 + NiO = Sm9Sr3NiO4 + CO + O2 =>
18 Sm2O3 + 12 SrCO3 + 4 NiO = 4 Sm9Sr3NiO4 + 12 CO + 33 O2
CuCL2 + NH4OH = [Cu(NH3)4]CL2 + H2O =>
CuCL2 + 4 NH4OH = [Cu(NH3)4]CL2 + 4 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Sm2O3 + SrCO3 + NiO = Sm15Sr05NiO4 + CO + O2 =>
30 Sm2O3 + 20 SrCO3 + 4 NiO = 4 Sm15Sr05NiO4 + 20 CO + 59 O2
NH3(g) + O2(g) = NO(g) + H2O(g) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(g)
Mg3N2 + H2O = NH3 + Mg(OH)2 =>
Mg3N2 + 6 H2O = 2 NH3 + 3 Mg(OH)2
Na2SO4 + C = Na2S + CO =>
Na2SO4 + 4 C = Na2S + 4 CO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HNO3 + Sr(OH)2 = Sr(NO3)2 + H2O =>
2 HNO3 + Sr(OH)2 = Sr(NO3)2 + 2 H2O
NaOH + H2SO4 = NaHSO4 + H2O =>
NaOH + H2SO4 = NaHSO4 + H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/01/12
Équations équilibrées sur10/01/11
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