| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
FeS + O2 = Fe3O4 + SO2 =>
3 FeS + 5 O2 = Fe3O4 + 3 SO2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
Pb(NO3)2(aq) + CoCl2(aq) = PbCl2(s) + Co(NO3)2(aq) =>
Pb(NO3)2(aq) + CoCl2(aq) = PbCl2(s) + Co(NO3)2(aq)
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HCI + NaOH = NaCI + H2O =>
HCI + NaOH = NaCI + H2O
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4 =>
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4
Mg + CO2 = MgO + C =>
2 Mg + CO2 = 2 MgO + C
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Cr(OH)3 + Na2O2 = Na2CrO4 + NaOH + H2O =>
2 Cr(OH)3 + 3 Na2O2 = 2 Na2CrO4 + 2 NaOH + 2 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
K2O(aq) + HCl = KCl(aq) + H2O(l) =>
K2O(aq) + 2 HCl = 2 KCl(aq) + H2O(l)
NH3 + HNO3 = NH4NO3 =>
NH3 + HNO3 = NH4NO3
HCl + LiOH = LiCl + H2O =>
HCl + LiOH = LiCl + H2O
K2Cr2O7 + C2H6O + H2SO4 = Cr2(SO4)3 + K2SO4 + C2H4O2 + H2O =>
2 K2Cr2O7 + 3 C2H6O + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 C2H4O2 + 11 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C + H2 = CH4 =>
C + 2 H2 = CH4
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
CH3NH2 + O2 = CO2 + H2O + N2 =>
4 CH3NH2 + 9 O2 = 4 CO2 + 10 H2O + 2 N2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
NaSiO3 + H2SO4 = NaSO4 + SiO2 + H2O =>
NaSiO3 + H2SO4 = NaSO4 + SiO2 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Al + ZnCl2 = Zn + AlCl3 =>
2 Al + 3 ZnCl2 = 3 Zn + 2 AlCl3
NH3 + H2CO3 = (NH4)2CO3 =>
2 NH3 + H2CO3 = (NH4)2CO3
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Na + FeBr3 = NaBr + Fe =>
3 Na + FeBr3 = 3 NaBr + Fe
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
SO3 + KOH = K2SO4 + H2O =>
SO3 + 2 KOH = K2SO4 + H2O
KClO3 + S = KCl + SO2 =>
2 KClO3 + 3 S = 2 KCl + 3 SO2
NH3 + HNO3 = NH4NO3 =>
NH3 + HNO3 = NH4NO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/24/21
Équations équilibrées sur02/23/20
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