| Équations équilibrées la veille | Équations équilibrées le lendemain |
N2O5 + H2O = 2 HNO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
As(OH)3 + H2SO4 = As2(SO4)3 + H2O =>
2 As(OH)3 + 3 H2SO4 = As2(SO4)3 + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HBr + O2 = Br2 + H2O =>
4 HBr + O2 = 2 Br2 + 2 H2O
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
Cu(OH)2 + K2SO4 = KOH + CuSO4 =>
Cu(OH)2 + K2SO4 = 2 KOH + CuSO4
O2 + Cl2 = Cl2O =>
O2 + 2 Cl2 = 2 Cl2O
FeBr3 + Na2S = Fe2S3 + NaBr =>
2 FeBr3 + 3 Na2S = Fe2S3 + 6 NaBr
BaCl2 + Na2SO4 = NaCl + BaSO4 =>
BaCl2 + Na2SO4 = 2 NaCl + BaSO4
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
H3PO4 + NaOH = H2O + Na2HPO4 =>
H3PO4 + 2 NaOH = 2 H2O + Na2HPO4
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
AgF + CaCl2 = AgCl + CaF2 =>
2 AgF + CaCl2 = 2 AgCl + CaF2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
HCOOH + NaOH = HCOONa + H2O =>
HCOOH + NaOH = HCOONa + H2O
Cu + NHO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 NHO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
K + F2 = KF =>
2 K + F2 = 2 KF
C + O2 = CO =>
2 C + O2 = 2 CO
Cu + NHO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 NHO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Al + OH = Al(OH)3 =>
Al + 3 OH = Al(OH)3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
Co(NO3)2 + KOH = Co(OH)2 + KNO3 =>
Co(NO3)2 + 2 KOH = Co(OH)2 + 2 KNO3
K + O2 = K2O =>
4 K + O2 = 2 K2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
NaOH + H3PO4 = Na2HPO4 + H2O =>
2 NaOH + H3PO4 = Na2HPO4 + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CuCl2 = Cu + Cl2 =>
CuCl2 = Cu + Cl2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Mg + CO2 = MgO + C =>
2 Mg + CO2 = 2 MgO + C
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
NaHCO3(aq) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(g) =>
NaHCO3(aq) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(g)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/02/20
Équations équilibrées sur12/02/19
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