| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg + HCl = MgCl + H
SO2 + KMnO4 + H2O = MnSO4 + KOH + H2SO4 =>
5 SO2 + 2 KMnO4 + 4 H2O = 2 MnSO4 + 2 KOH + 3 H2SO4
Mg(OH)2 + NH4Cl = MgCl2 + NH3 + H2O =>
Mg(OH)2 + 2 NH4Cl = MgCl2 + 2 NH3 + 2 H2O
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
CaO + PbS = CaS + PbO =>
CaO + PbS = CaS + PbO
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Zn + HNO3 = Zn(NO3)2 + N2 + H2O =>
5 Zn + 12 HNO3 = 5 Zn(NO3)2 + N2 + 6 H2O
HCl(aq) + NaOH(aq) = H2O(l) + NaCl(aq) =>
HCl(aq) + NaOH(aq) = H2O(l) + NaCl(aq)
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Na2SiO3 + HF = H2SiF6 + NaF + H2O =>
Na2SiO3 + 8 HF = H2SiF6 + 2 NaF + 3 H2O
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
HCl + KMnO4 = MnCl2 + KCl + H2O + Cl2 =>
16 HCl + 2 KMnO4 = 2 MnCl2 + 2 KCl + 8 H2O + 5 Cl2
HCl(aq) + Na2CO3(aq) = NaCl(aq) + H2O(l) + CO2(g) =>
2 HCl(aq) + Na2CO3(aq) = 2 NaCl(aq) + H2O(l) + CO2(g)
NH3 + O2 = H2O + N2 =>
4 NH3 + 3 O2 = 6 H2O + 2 N2
Pb + HCl = Pb(HCl)2 =>
Pb + 2 HCl = Pb(HCl)2
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3 =>
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3
HCl + Na2CO3 = NaCl + H2O + CO2 =>
2 HCl + Na2CO3 = 2 NaCl + H2O + CO2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Ag + Cl = AgCl =>
Ag + Cl = AgCl
HCl + KMnO4 = MnCl2 + KCl + H2O + Cl2 =>
16 HCl + 2 KMnO4 = 2 MnCl2 + 2 KCl + 8 H2O + 5 Cl2
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
P4 + F2 = PF3 =>
P4 + 6 F2 = 4 PF3
Fe{2+} + OH{-} = Fe(OH)2 =>
Fe{2+} + 2 OH{-} = Fe(OH)2
Fe2O3 = Fe3O4 + O2 =>
6 Fe2O3 = 4 Fe3O4 + O2
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
NaOH + HNO3 = NaNO3 + HOH =>
NaOH + HNO3 = NaNO3 + HOH
(NH4)3PO4 + ZnCl2 = Zn3(PO4)2 + NH4Cl =>
2(NH4)3PO4 + 3 ZnCl2 = Zn3(PO4)2 + 6 NH4Cl
Ca(OH)2 + Na2SO3 = NaOH + CaSO3 =>
Ca(OH)2 + Na2SO3 = 2 NaOH + CaSO3
HCl + KMnO4 = MnCl2 + KCl + H2O + Cl2 =>
16 HCl + 2 KMnO4 = 2 MnCl2 + 2 KCl + 8 H2O + 5 Cl2
NH4Cl + Mg(OH)2 = NH3 + H2O + MgCl2 =>
2 NH4Cl + Mg(OH)2 = 2 NH3 + 2 H2O + MgCl2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
FeCl3 + NH4OH = FeOH + NH4Cl3 =>
FeCl3 + NH4OH = FeOH + NH4Cl3
NaOH + S = NaS + OH =>
NaOH + S = NaS + OH
Mg + H2O = MgOH + H2 =>
2 Mg + 2 H2O = 2 MgOH + H2
H2SO4 + KOH = H2O + K2SO4 =>
H2SO4 + 2 KOH = 2 H2O + K2SO4
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
FeCl3 + KI = KCl + FeI2 + I2 =>
2 FeCl3 + 6 KI = 6 KCl + 2 FeI2 + I2
FeCl3 + Na2SO3 + H2O = Na2SO4 + FeCl2 + HCl =>
2 FeCl3 + Na2SO3 + H2O = Na2SO4 + 2 FeCl2 + 2 HCl
NaOH + S = Na2S + OH =>
2 NaOH + S = Na2S + 2 OH
NaOH + HClO4 = NaClO4 + H2O =>
NaOH + HClO4 = NaClO4 + H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NaOH + S = Na2S + OH =>
2 NaOH + S = Na2S + 2 OH
CO2 + H2O = C6H12O6 + O6 =>
6 CO2 + 6 H2O = C6H12O6 + 2 O6
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
NaOH + S = Na2S + OH =>
2 NaOH + S = Na2S + 2 OH
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Al + HCl = Al(Cl3) + H2 =>
2 Al + 6 HCl = 2 Al(Cl3) + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/05/14
Équations équilibrées sur04/04/13
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