| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NH4NO3 + CH3NO2 = N2 + CO2 + H2O =>
3 NH4NO3 + 2 CH3NO2 = 4 N2 + 2 CO2 + 9 H2O
Fe2(SO4)3 + NH3 + H2O = Fe(OH)3 + (NH4)2SO4 =>
Fe2(SO4)3 + 6 NH3 + 6 H2O = 2 Fe(OH)3 + 3(NH4)2SO4
CaCl2 + H3PO4 = Ca3(PO4)2 + HCl =>
3 CaCl2 + 2 H3PO4 = Ca3(PO4)2 + 6 HCl
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Cl2 + OH{-} = Cl{-} + ClO3{-} + H2O =>
3 Cl2 + 6 OH{-} = 5 Cl{-} + ClO3{-} + 3 H2O
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
CH4 + *35O2 = CO2 + H2O =>
35 CH4 + 2*35O2 = 35 CO2 + 70 H2O
Ca(s) + H2O(l) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(OH)2(aq) + H2(g)
I2 + K2SnO2 + KOH + H2O = K2[Sn(OH)6] + KI =>
I2 + K2SnO2 + 2 KOH + 2 H2O = K2[Sn(OH)6] + 2 KI
C6H14O6 + C12H24O2 = C18H34O6 + H2O =>
C6H14O6 + C12H24O2 = C18H34O6 + 2 H2O
Ca(s) + H2O(l) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(OH)2(aq) + H2(g)
K2SO4 + CaCl2 = KCl + CaSO4 =>
K2SO4 + CaCl2 = 2 KCl + CaSO4
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cu(NO3)2 + Na2PO4 = CuPO4 + (NO3)2Na2 =>
Cu(NO3)2 + Na2PO4 = CuPO4 + (NO3)2Na2
Ba(OH)2*8H2O + H2Ti3O7 = BaTi3O7 + H2O =>
Ba(OH)2*8H2O + H2Ti3O7 = BaTi3O7 + 10 H2O
CHOHMe2 + S2Cl2 = CS2Me2 + COMe2 + HCl + H2O =>
2 CHOHMe2 + S2Cl2 = CS2Me2 + COMe2 + 2 HCl + H2O
Ba(OH)2*8H2O + H2Ti3O7 = BaTi3O7 + H2O =>
Ba(OH)2*8H2O + H2Ti3O7 = BaTi3O7 + 10 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cu + NH3 = Cu(NH3)4 =>
Cu + 4 NH3 = Cu(NH3)4
Al + NaNO3 + NaOH + H2O = NaAlO2 + NH3 =>
8 Al + 3 NaNO3 + 5 NaOH + 2 H2O = 8 NaAlO2 + 3 NH3
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
Cd{2} + Cu{+} = Cd + Cu{2} =>
Cd{2} + 2 Cu{+} = Cd + 2 Cu{2}
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cd{2+} + Cu{+} = Cd + Cu{2} =>
Cd{2+} + 2 Cu{+} = Cd + 2 Cu{2}
Cd{2+} + Cu{+} = Cd + Cu{2+} =>
Cd{2+} + 2 Cu{+} = Cd + 2 Cu{2+}
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Cu(NO3)2 + Na3PO4 = CuPO4 + (NO3)2Na3 =>
Cu(NO3)2 + Na3PO4 = CuPO4 + (NO3)2Na3
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
Al + NaNO3 = Al(NO3)3 + Na =>
Al + 3 NaNO3 = Al(NO3)3 + 3 Na
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Zn + HC + I2 = ZnCI2 + H2 =>
2 Zn + 2 HC + 2 I2 = 2 ZnCI2 + H2
CH3CO2C2H5 + H2 = CH3CH2CH2CH2CH2OH + H2O =>
5 CH3CO2C2H5 + 10 H2 = 4 CH3CH2CH2CH2CH2OH + 6 H2O
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Na2CO3 + Fe3(PO4)2 = FeCO3 + Na3PO4 =>
3 Na2CO3 + Fe3(PO4)2 = 3 FeCO3 + 2 Na3PO4
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Pt + HNO3 + HCl = H2PtCl6 + NO2 + H2O =>
Pt + 4 HNO3 + 6 HCl = H2PtCl6 + 4 NO2 + 4 H2O
PbF2 + Te = TeF4 + Pb =>
2 PbF2 + Te = TeF4 + 2 Pb
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/07/23
Équations équilibrées sur11/06/22
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