| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 6 HF = 2 AlF3 + 3 H2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Ca + HNO3 = Ca(NO3)2 + H2 =>
Ca + 2 HNO3 = Ca(NO3)2 + H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Na(s) + S(s) = Na2S(s) =>
2 Na(s) + S(s) = Na2S(s)
HNO3 + P4 + H2O = H3PO4 + NO =>
20 HNO3 + 3 P4 + 8 H2O = 12 H3PO4 + 20 NO
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH3COOH + NaHCO3 = CH3COONa + H2O + CO2 =>
CH3COOH + NaHCO3 = CH3COONa + H2O + CO2
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
nitrogen + hydrogen = ammonia =>
N2 + 3 H2 = 2 NH3
NaOH + CaBr2 = Ca(OH)2 + NaBr =>
2 NaOH + CaBr2 = Ca(OH)2 + 2 NaBr
Fe + FeCl3 = FeCl2 =>
Fe + 2 FeCl3 = 3 FeCl2
B(OC2H5)3 + O2 = B2O3 + CO2 + H2O =>
2 B(OC2H5)3 + 18 O2 = B2O3 + 12 CO2 + 15 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CaCl2 + Na3Po4 = Ca3(Po4)2 + NaCl =>
3 CaCl2 + 2 Na3Po4 = Ca3(Po4)2 + 6 NaCl
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
MgSO4 + NaOH = Mg(OH)2 + Na2SO4 =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO4
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HCl + Al = AlCl3 + H20 =>
60 HCl + 20 Al = 20 AlCl3 + 3 H20
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
TiCl4 + Mg = Ti(s) + MgCl2(s) =>
TiCl4 + 2 Mg = Ti(s) + 2 MgCl2(s)
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Ba(OH)2 + CO2 = BaCO3 + H2O =>
Ba(OH)2 + CO2 = BaCO3 + H2O
Zn + Cu{2+} = Zn{2+} + Cu =>
Zn + Cu{2+} = Zn{2+} + Cu
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
C2H5OH + CuO = CH3COH + Cu + H2O =>
C2H5OH + CuO = CH3COH + Cu + H2O
Fe(OH)2 + HNO3 = Fe(NO3)2 + H2O =>
Fe(OH)2 + 2 HNO3 = Fe(NO3)2 + 2 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
P4 + HNO3 + H20 = H3PO4 + NO =>
5 P4 + 40 HNO3 + H20 = 20 H3PO4 + 40 NO
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
K2O(s) + H2O(l) = KOH(aq) =>
K2O(s) + H2O(l) = 2 KOH(aq)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/11/20
Équations équilibrées sur04/10/19
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