| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
NaHCO3 = CO2 + Na2CO3 + H2O =>
2 NaHCO3 = CO2 + Na2CO3 + H2O
Sr2SO4 + C = Sr2S + CO =>
Sr2SO4 + 4 C = Sr2S + 4 CO
NH3 + O2 = H2O + NO =>
4 NH3 + 5 O2 = 6 H2O + 4 NO
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
Cl2 + KBr = KCl + Br =>
Cl2 + 2 KBr = 2 KCl + 2 Br
HNO3 + CaCO3 = Ca(NO3)2 + CO2 + H2O =>
2 HNO3 + CaCO3 = Ca(NO3)2 + CO2 + H2O
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
H3PO4 + CaCO3 = Ca3(PO4)2 + CO2 + H2O =>
2 H3PO4 + 3 CaCO3 = Ca3(PO4)2 + 3 CO2 + 3 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Br2 + H2O = HBr + HBrO =>
Br2 + H2O = HBr + HBrO
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
(NH4)2S + ZnCl2 = NH4Cl + ZnS =>
(NH4)2S + ZnCl2 = 2 NH4Cl + ZnS
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
Ba + H2O = BaH + O =>
2 Ba + H2O = 2 BaH + O
Ba + H2O = BaO + H =>
Ba + H2O = BaO + 2 H
BCl + H = HCl + B =>
BCl + H = HCl + B
FeS2 + O2 = Fe2O3 + SO3 =>
4 FeS2 + 15 O2 = 2 Fe2O3 + 8 SO3
Fe3O4 + H2 = Fe2 + H2O =>
2 Fe3O4 + 8 H2 = 3 Fe2 + 8 H2O
ICl3 + H2O = ICl + HIO3 + HCl =>
2 ICl3 + 3 H2O = ICl + HIO3 + 5 HCl
Mn2O5 + HCl = MnCl + Cl + H2O =>
Mn2O5 + 10 HCl = 2 MnCl + 8 Cl + 5 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2O + C = H2 + CO =>
H2O + C = H2 + CO
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al + Pb(NO3)2 = Pb + Al(NO3) =>
2 Al + Pb(NO3)2 = Pb + 2 Al(NO3)
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
V2O4 + HClO4 = VO(ClO4)2 + H2O =>
V2O4 + 4 HClO4 = 2 VO(ClO4)2 + 2 H2O
BCl3 + H2 = HCl + B =>
2 BCl3 + 3 H2 = 6 HCl + 2 B
V2O4 + HClO4 = VO(ClO4)2 + H2O =>
V2O4 + 4 HClO4 = 2 VO(ClO4)2 + 2 H2O
Mn2O5 + HCl = MnCl + Cl + H2O =>
Mn2O5 + 10 HCl = 2 MnCl + 8 Cl + 5 H2O
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
H2O2 = H2O + O =>
H2O2 = H2O + O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
Cl2 + KI = KCl2 + I2 =>
2 Cl2 + 2 KI = 2 KCl2 + I2
K3PO4 + Ba(NO3)2 = KNO3 + Ba3(PO4)2 =>
2 K3PO4 + 3 Ba(NO3)2 = 6 KNO3 + Ba3(PO4)2
Cl2 + KI = KCl + I2 =>
Cl2 + 2 KI = 2 KCl + I2
NH4HSO4 = NH3 + H2SO4 =>
NH4HSO4 = NH3 + H2SO4
CoCl2 + NaOH = Co2O3 + NaCl + H2 + H2O =>
2 CoCl2 + 4 NaOH = Co2O3 + 4 NaCl + H2 + H2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Na2CO3*10H2O = Na2CO3 + H2O =>
Na2CO3*10H2O = Na2CO3 + 10 H2O
NaI + Br2 = NaBr + I2 =>
2 NaI + Br2 = 2 NaBr + I2
SO4{2-} + H{2+} + CH2O = HS{-} + CO2 + H20 =>
8 SO4{2-} + 4 H{2+} + 32 CH2O = 8 HS{-} + 32 CO2 + 3 H20
Zn(NO3)2 + Na2S = ZnS + NaNO3 =>
Zn(NO3)2 + Na2S = ZnS + 2 NaNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/18/10
Équations équilibrées sur02/17/09
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