| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Ba + 2 H3AsO4 = 3 H2 + Ba3(AsO4)2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
NO(g) + H2O(g) = NH3(g) + O2(g) =>
4 NO(g) + 6 H2O(g) = 4 NH3(g) + 5 O2(g)
Mg3(AsO4)2 = Mg + AsO4 =>
Mg3(AsO4)2 = 3 Mg + 2 AsO4
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Cu + Al2(SO4)3 = CuSO4 + Al =>
3 Cu + Al2(SO4)3 = 3 CuSO4 + 2 Al
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
MgSO4 + KNO3 = MgNO3 + KSO4 =>
MgSO4 + KNO3 = MgNO3 + KSO4
hydrochloricacid + calciumcarbonate = calciumchloride + carbondioxide + water =>
2 HCl + CaCO3 = CaCl2 + CO2 + H2O
MgSO4(aq) + AlCl3(aq) = MgCl2(aq) + Al2(SO4)3(aq) =>
3 MgSO4(aq) + 2 AlCl3(aq) = 3 MgCl2(aq) + Al2(SO4)3(aq)
Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2
Cr + Fe(NO3)2 = Fe + Cr(NO3)3 =>
2 Cr + 3 Fe(NO3)2 = 3 Fe + 2 Cr(NO3)3
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
C8H18 + O2 = CO2 + H20 =>
10 C8H18 + 80 O2 = 80 CO2 + 9 H20
OCl + S2O3 = SO4 + Cl =>
5 OCl + S2O3 = 2 SO4 + 5 Cl
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
MgSO4(aq) + AlCl3(aq) = MgCl2(aq) + Al2(SO4)3(aq) =>
3 MgSO4(aq) + 2 AlCl3(aq) = 3 MgCl2(aq) + Al2(SO4)3(aq)
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
CO2(g) + H2O(g) = C2H6(g) + O2(g) =>
4 CO2(g) + 6 H2O(g) = 2 C2H6(g) + 7 O2(g)
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Cl2(g) + KBr(aq) = KCl(aq) + Br2(l) =>
Cl2(g) + 2 KBr(aq) = 2 KCl(aq) + Br2(l)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
NiCl3 = Ni + Cl2 =>
2 NiCl3 = 2 Ni + 3 Cl2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
H2CO3 = CO2 + H2O =>
H2CO3 = CO2 + H2O
Cr + Fe(NO3)2 = Fe + Cr(NO3)3 =>
2 Cr + 3 Fe(NO3)2 = 3 Fe + 2 Cr(NO3)3
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
NH3 = N + H3 =>
NH3 = N + H3
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
TbF3 + Ca = CaF2 + Tb =>
2 TbF3 + 3 Ca = 3 CaF2 + 2 Tb
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
FeSO4 + H2O2 + H2SO4 = Fe2(SO4)3 + H2O =>
2 FeSO4 + H2O2 + H2SO4 = Fe2(SO4)3 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
TiCl4 + Na = NaCl + Ti =>
TiCl4 + 4 Na = 4 NaCl + Ti
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/23/21
Équations équilibrées sur03/25/20
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