| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2(g) + O2(g) = 2 H2O(l)
CuS + H2SO4 = CuSO4 + H2O + SO2 =>
CuS + 4 H2SO4 = CuSO4 + 4 H2O + 4 SO2
NaOH + FeSO4 = Na2SO4 + Fe(OH)2 =>
2 NaOH + FeSO4 = Na2SO4 + Fe(OH)2
PI3(s) + H2O(l) = H3PO3(aq) + HI(aq) =>
PI3(s) + 3 H2O(l) = H3PO3(aq) + 3 HI(aq)
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
AlBr3 + K = Al + KBr =>
AlBr3 + 3 K = Al + 3 KBr
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe(NO3)3 + NH3 = Fe(NH3)3 + NO3 =>
Fe(NO3)3 + 3 NH3 = Fe(NH3)3 + 3 NO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
N2O3 + KOH = KNO2 + H2O =>
N2O3 + 2 KOH = 2 KNO2 + H2O
FeS(s) + HCl(aq) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(aq) = FeCl2(aq) + H2S(g)
Mg + TiCl4 = MgCl2 + Ti =>
2 Mg + TiCl4 = 2 MgCl2 + Ti
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
C3H6O + KOH = C3H7OK + O2 =>
2 C3H6O + 2 KOH = 2 C3H7OK + O2
N2O5 + KOH = KNO3 + H2O =>
N2O5 + 2 KOH = 2 KNO3 + H2O
MgO + C = Mg + CO =>
MgO + C = Mg + CO
Sn + HNO3 = Sn(NO3)2 + NH4NO3 + H2O =>
4 Sn + 10 HNO3 = 4 Sn(NO3)2 + NH4NO3 + 3 H2O
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
FeO + PdF2 = FeF2 + PdO =>
FeO + PdF2 = FeF2 + PdO
FeSO4 + HNO3 + H2SO4 = Fe(SO4)3 + NO + H2O =>
3 FeSO4 + 4 HNO3 + 6 H2SO4 = 3 Fe(SO4)3 + 4 NO + 8 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
Pb(NO3)2 + KCl = PbCl2 + KNO3 =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 KNO3
Fe(NO3)2 = Fe2O3 + NO2 + O2 =>
4 Fe(NO3)2 = 2 Fe2O3 + 8 NO2 + O2
Zn(OH)2 + H2O = H2[Zn(OH)4] =>
Zn(OH)2 + 2 H2O = H2[Zn(OH)4]
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 2 HNO3 + 3 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Sn + HCl = SnCl2 + H2 =>
Sn + 2 HCl = SnCl2 + H2
LiCl + Br2 = LiBr + Cl2 =>
2 LiCl + Br2 = 2 LiBr + Cl2
As + NaClO + NaOH = Na3AsO4 + NaCl + H20 =>
20 As + 20 NaClO + 60 NaOH = 20 Na3AsO4 + 20 NaCl + 3 H20
(CH3)3CCl + H2O = C2H2(CH3)2 + H3O + Cl =>
(CH3)3CCl + H2O = C2H2(CH3)2 + H3O + Cl
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
V2O5 + Al = V + Al2O3 =>
3 V2O5 + 10 Al = 6 V + 5 Al2O3
C2H6O + CuO = CH3CHO + H2O + Cu =>
C2H6O + CuO = CH3CHO + H2O + Cu
HCO3 + HNO3 = H2O + CO2 + NO3 =>
HCO3 + HNO3 = H2O + CO2 + NO3
Pb + H2SO4 = PbSO4 + H2 =>
Pb + H2SO4 = PbSO4 + H2
Na3P + CaF2 = NaF + Ca3P2 =>
2 Na3P + 3 CaF2 = 6 NaF + Ca3P2
HCO3 + HNO3 = H2O + CO2 + NO3 =>
HCO3 + HNO3 = H2O + CO2 + NO3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
K3PO4 + MgBr2 = Mg3(PO4)2 + KBr =>
2 K3PO4 + 3 MgBr2 = Mg3(PO4)2 + 6 KBr
Fe + O2 + H2O = Fe(OH)2 =>
2 Fe + O2 + 2 H2O = 2 Fe(OH)2
Na2S + CdCl2 = SCd + NaCl =>
Na2S + CdCl2 = SCd + 2 NaCl
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
Pb + CH3COOH + O2 = Pb(CH3COO)2 + H2O =>
2 Pb + 4 CH3COOH + O2 = 2 Pb(CH3COO)2 + 2 H2O
Ba + LiCl = BaCl2 + Li2 =>
Ba + 2 LiCl = BaCl2 + Li2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/14
Équations équilibrées sur04/06/13
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