| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Ag + 4 HNO3 = NO + 3 AgNO3 + 2 H2O
AL + H2O = AL(OH)3 + H =>
AL + 3 H2O = AL(OH)3 + 3 H
Al + H2O = Al(OH)3 + H =>
Al + 3 H2O = Al(OH)3 + 3 H
Zn + O2 = Zn2O =>
4 Zn + O2 = 2 Zn2O
CaCl2 + Na(CH3COO) = Ca(CH3COO)2 + NaCl =>
CaCl2 + 2 Na(CH3COO) = Ca(CH3COO)2 + 2 NaCl
Fe + Cl = FeCl =>
Fe + Cl = FeCl
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C10H8 + O2 = CO2 + H2O =>
C10H8 + 12 O2 = 10 CO2 + 4 H2O
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
AgNO3 + NH4OH = AgOH + NH4NO3 =>
AgNO3 + NH4OH = AgOH + NH4NO3
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
K2CrO4 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl3 + H2O =>
2 K2CrO4 + 3 Na2SO3 + 10 HCl = 4 KCl + 3 Na2SO4 + 2 CrCl3 + 5 H2O
Al + H2SO4 = Al2(SO4)3 + H =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 6 H
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
Ca(NO3)2 + Na2CO3 = CaCO3 + Na2(NO3)2 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + Na2(NO3)2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
AgNO3 + Cu = CuNO3 + Ag =>
AgNO3 + Cu = CuNO3 + Ag
(NH4)2SO4 + NaOH = NH3 + Na2SO4 + H2O =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + Na2SO4 + 2 H2O
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
Cu + HCl = CuCl + H =>
Cu + HCl = CuCl + H
Cu + MgCl2 = Mg + CuCl2 =>
Cu + MgCl2 = Mg + CuCl2
HCl + BaOH = BaCl + H2O =>
HCl + BaOH = BaCl + H2O
Ca(s) + H2O(l) = Ca{2+}(aq) + OH{-}(aq) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca{2+}(aq) + 2 OH{-}(aq) + H2(g)
Ca(s) + H2O(l) = Ca{2+}(aq) + O2{-}(aq) + H2(g) =>
Ca(s) + 4 H2O(l) = Ca{2+}(aq) + 2 O2{-}(aq) + 4 H2(g)
Ca(s) + Ag{2+}(aq) = Ca{2+}(aq) + Ag(s) =>
Ca(s) + Ag{2+}(aq) = Ca{2+}(aq) + Ag(s)
Ki + Pb(NO3)2 = Pb + Ki(NO3)2 =>
Ki + Pb(NO3)2 = Pb + Ki(NO3)2
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
KI + Pb(NO3)2 = Pb + KI(NO3)2 =>
KI + Pb(NO3)2 = Pb + KI(NO3)2
Na2CO3 + K2CrO4 = Na2CrO4 + K2CO3 =>
Na2CO3 + K2CrO4 = Na2CrO4 + K2CO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
HCl + K2CrO4 = KCl(aq) + H2CrO4 =>
2 HCl + K2CrO4 = 2 KCl(aq) + H2CrO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Zn + NaOH + H2O = Na2[Zn(OH)4] + H2 =>
Zn + 2 NaOH + 2 H2O = Na2[Zn(OH)4] + H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
Cl2 + KBr = Br2 + KCl =>
Cl2 + 2 KBr = Br2 + 2 KCl
Na2CO3 + H2O = H2CO3 + NaOH =>
Na2CO3 + 2 H2O = H2CO3 + 2 NaOH
C + O2 = CO2 =>
C + O2 = CO2
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C17H33 + O2 = CO2 + H2O =>
4 C17H33 + 101 O2 = 68 CO2 + 66 H2O
K2SO4 + H2O = H2SO4 + KOH =>
K2SO4 + 2 H2O = H2SO4 + 2 KOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/11
Équations équilibrées sur04/06/10
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