| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Ca + 2 NdF3 = 2 Nd + 3 CaF2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
NaCN + CuCO3 = Na2CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
H3PO4 + Ca(NO3)2 = Ca3(PO4)2 + HNO3 =>
2 H3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 HNO3
Mn{2+} + Cu = Mn + Cu{2+} =>
Mn{2+} + Cu = Mn + Cu{2+}
CaS + H2O = Ca(HS)2 + Ca(OH)2 =>
2 CaS + 2 H2O = Ca(HS)2 + Ca(OH)2
CuFeS2 + O2 = CuO + FeO + SO2 =>
CuFeS2 + 3 O2 = CuO + FeO + 2 SO2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Fe + H3PO4 = Fe3(PO4)2 + H2 =>
3 Fe + 2 H3PO4 = Fe3(PO4)2 + 3 H2
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
NH3 + HS = NH3S + H2 =>
2 NH3 + 2 HS = 2 NH3S + H2
HCl + CaS = CaCl2 + H2S =>
2 HCl + CaS = CaCl2 + H2S
CrO3 + HCl = CrCl3 + Cl2 + H2O =>
2 CrO3 + 12 HCl = 2 CrCl3 + 3 Cl2 + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CO + O3 = CO2 =>
3 CO + O3 = 3 CO2
CuFeS2 + O2 = CuO + FeO + SO2 =>
CuFeS2 + 3 O2 = CuO + FeO + 2 SO2
C6H6 + O2 = H2O + CO2 =>
2 C6H6 + 15 O2 = 6 H2O + 12 CO2
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
BaCl2 + NaOH = Ba(OH)2 + NaCl =>
BaCl2 + 2 NaOH = Ba(OH)2 + 2 NaCl
CuSO4 + KI = CuI + I2 + K2(SO4) =>
2 CuSO4 + 4 KI = 2 CuI + I2 + 2 K2(SO4)
ZnCO3 + H3C6H5O7 = Zn3(C6H5O7)2 + H2CO3 =>
3 ZnCO3 + 2 H3C6H5O7 = Zn3(C6H5O7)2 + 3 H2CO3
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Ag + H2S = Ag2S + H2 =>
2 Ag + H2S = Ag2S + H2
H3O{+} + OH{-} = H2O =>
H3O{+} + OH{-} = 2 H2O
HSiCl3 + H2O = H10Si10O15 + HCl =>
10 HSiCl3 + 15 H2O = H10Si10O15 + 30 HCl
ZnCO3 + H3C6H5O7 = Zn3(C6H5O7)2 + H2CO3 =>
3 ZnCO3 + 2 H3C6H5O7 = Zn3(C6H5O7)2 + 3 H2CO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
FeCl3 + Na2CO3 = Fe2(CO3)3 + NaCl =>
2 FeCl3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CuCO3 + HCl = CuCl2 + H2O + CO2 =>
CuCO3 + 2 HCl = CuCl2 + H2O + CO2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
HCl + Na2CO3 = NaCl + H2CO3 =>
2 HCl + Na2CO3 = 2 NaCl + H2CO3
PbF2 + H2SO4 = PbSO4 + HF =>
PbF2 + H2SO4 = PbSO4 + 2 HF
Ni + Cl2 = NiCl2 =>
Ni + Cl2 = NiCl2
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/21/23
Équations équilibrées sur03/23/22
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