| Équations équilibrées la veille | Équations équilibrées le lendemain |
KMnO4 + 5 FeCl2 + 8 HCl = KCl + MnCl2 + 5 FeCl3 + 4 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cr2(C2O4)3 + HClO4 = Cr(ClO4)3 + H2C2O4 =>
Cr2(C2O4)3 + 6 HClO4 = 2 Cr(ClO4)3 + 3 H2C2O4
SiF4 + NaOH = Na4SiO4 + NaF + H2O =>
SiF4 + 8 NaOH = Na4SiO4 + 4 NaF + 4 H2O
NH4Cl + CaO = NH3 + CaCl2 + H2O =>
2 NH4Cl + CaO = 2 NH3 + CaCl2 + H2O
LiOH + H3PO4 = LiPO4 + H3OH =>
LiOH + H3PO4 = LiPO4 + H3OH
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NaPb + C2H5Cl = Pb(C2H5)4 + Pb + NaCl =>
4 NaPb + 4 C2H5Cl = Pb(C2H5)4 + 3 Pb + 4 NaCl
Cr{3+} + OH{-} + H2O2 = Cr2O7{2-} + H2O =>
2 Cr{3+} + 8 OH{-} + 3 H2O2 = Cr2O7{2-} + 7 H2O
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HCl + Mg = MgCl2 + H2 =>
2 HCl + Mg = MgCl2 + H2
Cr(OH)3 + OH{-} + H2O2 = CrO4{2-} + H2O =>
2 Cr(OH)3 + 4 OH{-} + 3 H2O2 = 2 CrO4{2-} + 8 H2O
H2O + Cs = CsOH + H2 =>
2 H2O + 2 Cs = 2 CsOH + H2
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
H2 + O = H2O =>
H2 + O = H2O
AgNO3 + K2CrO4 = Ag2CrO4 + KNO3 =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
H2 + O = H2O =>
H2 + O = H2O
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
HCl + Na2CO3 = NaCl + H2O + CO2 =>
2 HCl + Na2CO3 = 2 NaCl + H2O + CO2
Al + CoCl2 = AlCl3 + Co =>
2 Al + 3 CoCl2 = 2 AlCl3 + 3 Co
CuCO3 + HC2H3O2 = Cu(C2H3O2)2 + H2CO3 =>
CuCO3 + 2 HC2H3O2 = Cu(C2H3O2)2 + H2CO3
CrCl3 + HNO3 = H2Cr2O7 + H2O + NO2 + Cl2 =>
2 CrCl3 + 12 HNO3 = H2Cr2O7 + 5 H2O + 12 NO2 + 3 Cl2
Mg(NO3)2 + Fe(SO4)3 = Mg(SO4)2 + Fe(NO3)3 =>
3 Mg(NO3)2 + 2 Fe(SO4)3 = 3 Mg(SO4)2 + 2 Fe(NO3)3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
HCl + Mg = MgCl2 + H2 =>
2 HCl + Mg = MgCl2 + H2
Mg(NO3)2 + Fe2(SO4)3 = Mg(SO4)2 + Fe2(NO3)3 =>
3 Mg(NO3)2 + 2 Fe2(SO4)3 = 3 Mg(SO4)2 + 2 Fe2(NO3)3
HC2H3O2 + Ca(OH)2 = H2O + Ca(C2H3O2)2 =>
2 HC2H3O2 + Ca(OH)2 = 2 H2O + Ca(C2H3O2)2
Mg(NO3)2 + Fe2(SO4)3 = Mg(SO4)2 + Fe2(NO3)3 =>
3 Mg(NO3)2 + 2 Fe2(SO4)3 = 3 Mg(SO4)2 + 2 Fe2(NO3)3
Ag2CO3 = Ag2O + CO2 =>
Ag2CO3 = Ag2O + CO2
Pb + AgNO3 = Pb(NO3)2 + Ag =>
Pb + 2 AgNO3 = Pb(NO3)2 + 2 Ag
CuSO4 + Na2CO3 = CuCO3 + Na2SO4 =>
CuSO4 + Na2CO3 = CuCO3 + Na2SO4
CaF2 + HNO3 = Ca(NO3)2 + HF =>
CaF2 + 2 HNO3 = Ca(NO3)2 + 2 HF
Mg(NO3)2 + Fe2(SO4)3 = Fe(NO3)3 + Mg(SO4) =>
3 Mg(NO3)2 + Fe2(SO4)3 = 2 Fe(NO3)3 + 3 Mg(SO4)
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Fe2O3 + KNO3 + KOH = K2FeO4 + KNO2 + H2O =>
Fe2O3 + 3 KNO3 + 4 KOH = 2 K2FeO4 + 3 KNO2 + 2 H2O
Mn(OH)2 + Br2 + KOH = K2MnO4 + KBr + H2O =>
Mn(OH)2 + 2 Br2 + 6 KOH = K2MnO4 + 4 KBr + 4 H2O
HCl + Mg(OH)2 = MgCl2 + H2O =>
2 HCl + Mg(OH)2 = MgCl2 + 2 H2O
NaNO2 + HCl = HNO2 + NaCl =>
NaNO2 + HCl = HNO2 + NaCl
HCl + Mg = MgCl2 + H2 =>
2 HCl + Mg = MgCl2 + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ag + H2SO4 = Ag2SO4 + H2 =>
2 Ag + H2SO4 = Ag2SO4 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/22/09
Équations équilibrées sur03/24/08
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