| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb + 4 HNO3 = Pb(NO3)2 + 2 NO2 + 2 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
K + O2 = K2O =>
4 K + O2 = 2 K2O
Fe(NH4)2(SO4)2 + Na2S = Na2SO4 + (NH4)2S + FeS =>
Fe(NH4)2(SO4)2 + 2 Na2S = 2 Na2SO4 + (NH4)2S + FeS
K + CO2 = K2O + C =>
4 K + CO2 = 2 K2O + C
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
HCOOH + Cu(OH)2 + NaOH = Na2CO3 + Cu2O + H2O =>
HCOOH + 2 Cu(OH)2 + 2 NaOH = Na2CO3 + Cu2O + 4 H2O
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
Ca(OCl)2 + Al = Al2O3 + CaCl2 =>
3 Ca(OCl)2 + 4 Al = 2 Al2O3 + 3 CaCl2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Al + H2O = Al2O3 + H2 =>
2 Al + 3 H2O = Al2O3 + 3 H2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Zn + NaOH = Na2ZnO2 + H2 =>
Zn + 2 NaOH = Na2ZnO2 + H2
C4H8 + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
15 C4H8 + 16 KMnO4 + 24 H2SO4 = 20 CH3CH2COOH + 8 K2SO4 + 16 MnSO4 + 24 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
C4H8 + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
15 C4H8 + 16 KMnO4 + 24 H2SO4 = 20 CH3CH2COOH + 8 K2SO4 + 16 MnSO4 + 24 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
H3BO3 + Na2SO4 = Na2B4O7 + H2O + H2SO4 =>
4 H3BO3 + Na2SO4 = Na2B4O7 + 5 H2O + H2SO4
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KBr + Cl2 = KCl + Br2 =>
2 KBr + Cl2 = 2 KCl + Br2
S8 + Na2SO3 + H2O = Na2S2O3H2O =>
S8 + 8 Na2SO3 + 8 H2O = 8 Na2S2O3H2O
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
S8 + Na2SO3 + H2O = Na2S2O3H2O =>
S8 + 8 Na2SO3 + 8 H2O = 8 Na2S2O3H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Fe + O2 = FeO2 =>
Fe + O2 = FeO2
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
CaO + H2 = Ca + H2O =>
CaO + H2 = Ca + H2O
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
Ca + H2 = CaH =>
2 Ca + H2 = 2 CaH
Au(s) + NaCN(aq) + O2(g) + H2O(l) = NaAu(CN)2(aq) + NaOH(aq) =>
4 Au(s) + 8 NaCN(aq) + O2(g) + 2 H2O(l) = 4 NaAu(CN)2(aq) + 4 NaOH(aq)
P + HNO3 = H3PO4 + NO2 + H2O =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
Ca(OH)2 = CaO2 + H2 =>
Ca(OH)2 = CaO2 + H2
Fe + Cu(NO3)2 = Cu + Fe(NO3)2 =>
Fe + Cu(NO3)2 = Cu + Fe(NO3)2
S + O2 + H2O = H2SO4 =>
2 S + 3 O2 + 2 H2O = 2 H2SO4
BeCl2 = Be + Cl2 =>
BeCl2 = Be + Cl2
NaHCO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
Mg + CO2 = MgO + C =>
2 Mg + CO2 = 2 MgO + C
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/17/11
Équations équilibrées sur04/16/10
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