| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Mg(s) + N2(g) = Mg3N2(s) =>
3 Mg(s) + N2(g) = Mg3N2(s)
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
KOH + H2CO3 = H2O + K2CO3 =>
2 KOH + H2CO3 = 2 H2O + K2CO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KBr + H2SO4 + MnO2 = KHSO4 + MnSO4 + H2O + Br2 =>
2 KBr + 3 H2SO4 + MnO2 = 2 KHSO4 + MnSO4 + 2 H2O + Br2
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
C14H28N2 + H2 = CH4 + N2 =>
C14H28N2 + 14 H2 = 14 CH4 + N2
OF2 = O2 + F2 =>
2 OF2 = O2 + 2 F2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Sn(CO3)2 + H2SO4 = Sn(SO4)2 + CO2 + H2O =>
Sn(CO3)2 + 2 H2SO4 = Sn(SO4)2 + 2 CO2 + 2 H2O
NO3 + C6H12O6 = C4H7NO4 + H2O + O2 =>
12 NO3 + 8 C6H12O6 = 12 C4H7NO4 + 6 H2O + 15 O2
As + NaOH = AsNa3O3 + H =>
As + 3 NaOH = AsNa3O3 + 3 H
Al + J = AlJ3 =>
Al + 3 J = AlJ3
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
S + O2 = SO2 =>
S + O2 = SO2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
Cu + S = Cu2S =>
2 Cu + S = Cu2S
Al2O3(s) = Al(s) + O2(g) =>
2 Al2O3(s) = 4 Al(s) + 3 O2(g)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
S + O2 = SO2 =>
S + O2 = SO2
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
AlCl3 + Na2SO4 = Al2(SO4)3 + NaCl =>
2 AlCl3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaCl
C11H11FN2 + H2 = CH4 + N2 + F2 =>
2 C11H11FN2 + 33 H2 = 22 CH4 + 2 N2 + F2
HI = H2 + I2 =>
2 HI = H2 + I2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Na2SO4 + Ba(NO3)2 = BaSO4 + NaNO3 =>
Na2SO4 + Ba(NO3)2 = BaSO4 + 2 NaNO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C3H4O3 + O2 = CO2 + H2O =>
2 C3H4O3 + 5 O2 = 6 CO2 + 4 H2O
Br2 + NaI = NaBr + I2 =>
Br2 + 2 NaI = 2 NaBr + I2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C34H42Cl2N6O6 + H2 = CH4 + N2 + Cl2 + CO =>
C34H42Cl2N6O6 + 35 H2 = 28 CH4 + 3 N2 + Cl2 + 6 CO
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
[Cu(NH3)4]2{+} + H{+} = Cu2{+} + NH4{+} =>
[Cu(NH3)4]2{+} + 8 H{+} = Cu2{+} + 8 NH4{+}
MgO + CO2 = MgCO3 =>
MgO + CO2 = MgCO3
H2S + HNO3 = S + NO + H2O =>
3 H2S + 2 HNO3 = 3 S + 2 NO + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/09/21
Équations équilibrées sur04/08/20
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