| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + 3 H2So4 = Fe2(So4)3 + 3 H2
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Na2SO3 + CrO3 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O =>
3 Na2SO3 + 2 CrO3 + 3 H2SO4 = 3 Na2SO4 + Cr2(SO4)3 + 3 H2O
HCl + Zn = ZnCl2 + H2 =>
2 HCl + Zn = ZnCl2 + H2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Fe(NO3)3 + NaCl = FeCl3 + NaNO3 =>
Fe(NO3)3 + 3 NaCl = FeCl3 + 3 NaNO3
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Br2 + KCl = KBr + Cl2 =>
Br2 + 2 KCl = 2 KBr + Cl2
C2H5NSCl + O2 = CO2 + H2O + NO2 + SO3 + Cl2 =>
4 C2H5NSCl + 23 O2 = 8 CO2 + 10 H2O + 4 NO2 + 4 SO3 + 2 Cl2
KClO4 = KCl + O2 =>
KClO4 = KCl + 2 O2
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
H2O + Na = H2 + NaOH =>
2 H2O + 2 Na = H2 + 2 NaOH
Al2O3 + NaOH + H2O = NaAl(OH)4 =>
Al2O3 + 2 NaOH + 3 H2O = 2 NaAl(OH)4
KCr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
2 KCr2O7 + 28 HCl = 2 KCl + 4 CrCl3 + 7 Cl2 + 14 H2O
C10H20 + O2 = CO2 + H2O =>
C10H20 + 15 O2 = 10 CO2 + 10 H2O
N + O = NO =>
N + O = NO
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Bi2O3 + HCl = H2O + BiCl3 =>
Bi2O3 + 6 HCl = 3 H2O + 2 BiCl3
Ca + NdF3 = Nd + CaF2 =>
3 Ca + 2 NdF3 = 2 Nd + 3 CaF2
Cl2 + HBr = Br2 + HCl =>
Cl2 + 2 HBr = Br2 + 2 HCl
Ag2S + KCN = KAg(CN)2 + K2S =>
Ag2S + 4 KCN = 2 KAg(CN)2 + K2S
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Al(OH)3 + H4SiO4 = Al4(SiO4)3 + H2O =>
4 Al(OH)3 + 3 H4SiO4 = Al4(SiO4)3 + 12 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaHCO3 + HNO3 = NaNO3 + H2O + CO2 =>
NaHCO3 + HNO3 = NaNO3 + H2O + CO2
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
Mg + H2So4 = MgSo4 + H2 =>
Mg + H2So4 = MgSo4 + H2
Ni(ClO3)2 = NiCl2 + O2 =>
Ni(ClO3)2 = NiCl2 + 3 O2
NO2 + O2 + H20 = HNO3 =>
20 NO2 + 10 O2 + H20 = 20 HNO3
NO + O = NO2 =>
NO + O = NO2
NaBr + Cl2 = NaCl + Br =>
2 NaBr + Cl2 = 2 NaCl + 2 Br
HNO3 + HBr = Br2 + NO + H2O =>
2 HNO3 + 6 HBr = 3 Br2 + 2 NO + 4 H2O
BeCl2 + O2 = Be(ClO3)2 =>
BeCl2 + 3 O2 = Be(ClO3)2
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
Zn + Fe2O3 = ZnO + Fe =>
3 Zn + Fe2O3 = 3 ZnO + 2 Fe
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
KMnO4 = MnO2 + K2MnO4 + O2 =>
2 KMnO4 = MnO2 + K2MnO4 + O2
Cl2 + NaOH = NaCl + NaClO + H2O =>
Cl2 + 2 NaOH = NaCl + NaClO + H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
HNO3 + Mg = Mg(NO3)2 + H2 =>
2 HNO3 + Mg = Mg(NO3)2 + H2
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
Mg + B2O3 = MgO + B =>
3 Mg + B2O3 = 3 MgO + 2 B
HNO3 + HBr = Br2 + NO + H2O =>
2 HNO3 + 6 HBr = 3 Br2 + 2 NO + 4 H2O
Cd + H2SO4 = CdSO4 + H2 =>
Cd + H2SO4 = CdSO4 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/14
Équations équilibrées sur02/09/13
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