| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Pb + Zn(OH)2 = Pb(OH)2 + Zn =>
Pb + Zn(OH)2 = Pb(OH)2 + Zn
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Mg(s) + Zn(NO3)2(aq) = Mg(NO3)2(aq) + Zn(s) =>
Mg(s) + Zn(NO3)2(aq) = Mg(NO3)2(aq) + Zn(s)
Al2O3 + Fe(SO4)4 = Fe2O4 + Al(SO4)3 =>
4 Al2O3 + 6 Fe(SO4)4 = 3 Fe2O4 + 8 Al(SO4)3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Na2SiO3HNO3 = Na2NO3SiO3H =>
Na2SiO3HNO3 = Na2NO3SiO3H
Na + H3PO4 = Na3PO4 + H2 =>
6 Na + 2 H3PO4 = 2 Na3PO4 + 3 H2
NO + KOH = N2O + H2O + KNO2 =>
4 NO + 2 KOH = N2O + H2O + 2 KNO2
CH3CBr2CHBr2 + Br = CH3CBr2CHBr3 =>
CH3CBr2CHBr2 + Br = CH3CBr2CHBr3
Mg3N2 + H2O = Mg3O6 + N2H12 =>
Mg3N2 + 6 H2O = Mg3O6 + N2H12
ReF6 + Re = ReF4 =>
2 ReF6 + Re = 3 ReF4
C6H8O7 + NH3 = C2H5NO2 + H2O =>
C6H8O7 + 3 NH3 = 3 C2H5NO2 + H2O
Zn + LiOH = Li2ZnO2 + H2 =>
Zn + 2 LiOH = Li2ZnO2 + H2
HCn + HCl = HCnCl + H2 =>
2 HCn + 2 HCl = 2 HCnCl + H2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
FeS2 + HNO3 = Fe(NO3)3 + H2SO4 + NO + H2O =>
FeS2 + 8 HNO3 = Fe(NO3)3 + 2 H2SO4 + 5 NO + 2 H2O
HCn + HCl = HCnCl + H2 =>
2 HCn + 2 HCl = 2 HCnCl + H2
C6H10N + O2 = CO2 + H2O + NO2 =>
2 C6H10N + 19 O2 = 12 CO2 + 10 H2O + 2 NO2
KMnO4 + NO2 + KOH = K2MnO + KNO3 + H2O =>
KMnO4 + 7 NO2 + 8 KOH = K2MnO + 7 KNO3 + 4 H2O
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C6H8O7 + NH3 = (NH4)2C6H6O7 =>
C6H8O7 + 2 NH3 = (NH4)2C6H6O7
Mg + O2 = MgO2 =>
Mg + O2 = MgO2
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Na + H3PO4 = Na3PO4 + H2 =>
6 Na + 2 H3PO4 = 2 Na3PO4 + 3 H2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Sn(OH)4 + NH4NO3 = Sn(NO3)4 + H2O + NH3 =>
Sn(OH)4 + 4 NH4NO3 = Sn(NO3)4 + 4 H2O + 4 NH3
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
COCl2 + KOH = KCl + K2CO3 + H2O =>
COCl2 + 4 KOH = 2 KCl + K2CO3 + 2 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
HNO3 + Cu = Cu(NO3)2 + H2O + NO =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 4 H2O + 2 NO
HCn + HCl = HCnCl + H2 =>
2 HCn + 2 HCl = 2 HCnCl + H2
CuCl2 + Ni(NO3)2 = Cu(NO3)2 + NiCl2 =>
CuCl2 + Ni(NO3)2 = Cu(NO3)2 + NiCl2
HBr + KCl = HK + BrCl =>
HBr + KCl = HK + BrCl
P4O6 + Cl2 = PCl3O + O2 =>
P4O6 + 6 Cl2 = 4 PCl3O + O2
ZnS + Fe(SO4)3 + H2O = ZnSO4 + FeSO4 + H2SO4 =>
ZnS + 2 Fe(SO4)3 + 4 H2O = ZnSO4 + 2 FeSO4 + 4 H2SO4
BF3 + NaH = B2H6 + NaF =>
2 BF3 + 6 NaH = B2H6 + 6 NaF
Mn(NO3)2 + C2H5NO2 = MnO + N2 + CO2 + H2O =>
9 Mn(NO3)2 + 10 C2H5NO2 = 9 MnO + 14 N2 + 20 CO2 + 25 H2O
FeCl2 + K2CO3 = FeCO3 + KCl =>
FeCl2 + K2CO3 = FeCO3 + 2 KCl
HI + Na2SO3 = NaI + SO2 + H2O =>
2 HI + Na2SO3 = 2 NaI + SO2 + H2O
FeI2 + KCl = KI + FeCl2 =>
FeI2 + 2 KCl = 2 KI + FeCl2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
MgCl2 + HCl = MgH2 + Cl2 =>
MgCl2 + 2 HCl = MgH2 + 2 Cl2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
H2SeO4 + BaCl2 = BaSeO4 + HCl =>
H2SeO4 + BaCl2 = BaSeO4 + 2 HCl
HCn + HCl = HCnCl + H2 =>
2 HCn + 2 HCl = 2 HCnCl + H2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
HCn + HCl = HCnCl + H2 =>
2 HCn + 2 HCl = 2 HCnCl + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/18/24
Équations équilibrées sur12/18/23
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