| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
Fe2S3 + HNO3 = NO2 + H2O + H2SO4 + Fe(NO3)3 =>
Fe2S3 + 30 HNO3 = 24 NO2 + 12 H2O + 3 H2SO4 + 2 Fe(NO3)3
Ca + Pb(NO3)2 = Pb + Ca(NO3)2 =>
Ca + Pb(NO3)2 = Pb + Ca(NO3)2
NH4Cl + CaO = NH3 + CaCl2 + H2O =>
2 NH4Cl + CaO = 2 NH3 + CaCl2 + H2O
Fe(NO3)3 + NaCN = Fe(CN)3 + NaNO3 =>
Fe(NO3)3 + 3 NaCN = Fe(CN)3 + 3 NaNO3
ClO2{-} + H{+} = ClO2 + Cl{-} + H2O =>
5 ClO2{-} + 4 H{+} = 4 ClO2 + Cl{-} + 2 H2O
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
H3PO4(ac) + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4(ac) + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
(CO2)5 + H2O = C6H2O6 + O =>
6(CO2)5 + 5 H2O = 5 C6H2O6 + 35 O
Na2SO3(aq) + S(s) = Na2S2O3(aq) =>
Na2SO3(aq) + S(s) = Na2S2O3(aq)
SnF2 + K2S = SnS + KF =>
SnF2 + K2S = SnS + 2 KF
CuBr2 + H2S = CuS + HBr =>
CuBr2 + H2S = CuS + 2 HBr
NaCl + CuSO4 = NaSO4*CuCl =>
NaCl + CuSO4 = NaSO4*CuCl
PbCl2 + NaClO + NaOH = PbO2 + NaCl + H2O =>
PbCl2 + NaClO + 2 NaOH = PbO2 + 3 NaCl + H2O
AlPO4 = AlPO3 + O2 =>
2 AlPO4 = 2 AlPO3 + O2
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
Ag(NH3)2Cl + HNO3 = AgCl + NH4NO3 =>
Ag(NH3)2Cl + 2 HNO3 = AgCl + 2 NH4NO3
CH3NO2(s) + O2(g) = CO2(s) + H2O(g) + N2(g) =>
4 CH3NO2(s) + 3 O2(g) = 4 CO2(s) + 6 H2O(g) + 2 N2(g)
Ag(s) + O2(s) = Ag2O(s) =>
4 Ag(s) + O2(s) = 2 Ag2O(s)
Pb(NO3)2 + KOH = PbO + H2O + KNO3 =>
Pb(NO3)2 + 2 KOH = PbO + H2O + 2 KNO3
Zn(H2O)6{2+} + Cl{-} = ZnCl4{2-} + H2O =>
Zn(H2O)6{2+} + 4 Cl{-} = ZnCl4{2-} + 6 H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
Cu + Al = Cu3Al2 =>
3 Cu + 2 Al = Cu3Al2
FeS2 + O3 = Fe2O3 + SO3 =>
2 FeS2 + 5 O3 = Fe2O3 + 4 SO3
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
HBr + Cl2 + H2O = HBrO4 + HCl =>
HBr + 4 Cl2 + 4 H2O = HBrO4 + 8 HCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Sb(OH)5 + H3PO4 = Sb3(PO4)5 + H2O =>
3 Sb(OH)5 + 5 H3PO4 = Sb3(PO4)5 + 15 H2O
Ba3(PO4)2 + Ag2(SO4) = BaSO4 + Ag3(PO4) =>
Ba3(PO4)2 + 3 Ag2(SO4) = 3 BaSO4 + 2 Ag3(PO4)
CH3COOH + NaHCO3 = NaCH3COOO + CO2 + H2O =>
3 CH3COOH + 4 NaHCO3 = 4 NaCH3COOO + 2 CO2 + 2 H2O
CaOCl + C6H8O7 = ClO2 + CaCl + Ca(HCO)3 + H2O =>
4 CaOCl + C6H8O7 = 2 ClO2 + 2 CaCl + 2 Ca(HCO)3 + H2O
CaI2 + Zn(ClO3)2 = ZnI2 + Ca(ClO3)2 =>
CaI2 + Zn(ClO3)2 = ZnI2 + Ca(ClO3)2
Fe3(PO4)2 + Na2Co3 = Na3PO4 + FeCo3 =>
Fe3(PO4)2 + 3 Na2Co3 = 2 Na3PO4 + 3 FeCo3
KIO3 + K2O = K5IO6 + I2 =>
7 KIO3 + 9 K2O = 5 K5IO6 + I2
BaCl2 + Na2B4O7 + H2O = Ba(BO2)2 + H3BO3 + NaCl =>
BaCl2 + Na2B4O7 + 3 H2O = Ba(BO2)2 + 2 H3BO3 + 2 NaCl
Zn2(s) + H2SO4(aq) = Zn(SO4)2 + H2 =>
Zn2(s) + 4 H2SO4(aq) = 2 Zn(SO4)2 + 4 H2
H2O2 + Pb2S2 = Pb2(SO4)2 + H2O =>
8 H2O2 + Pb2S2 = Pb2(SO4)2 + 8 H2O
Zn(OH)2 + NaCl = Na2[Zn(OH)4] + ZnCl2 =>
2 Zn(OH)2 + 2 NaCl = Na2[Zn(OH)4] + ZnCl2
Ca(OH)2 + HF = Ca(OH)F + H2O =>
Ca(OH)2 + HF = Ca(OH)F + H2O
Sr(s) + H2O = SrOH + H2 =>
2 Sr(s) + 2 H2O = 2 SrOH + H2
(NH4)2CO3 + HI = NH4I + H2CO3 =>
(NH4)2CO3 + 2 HI = 2 NH4I + H2CO3
Zn(s) + Cu3N2 = Cu + Zn3N2 =>
3 Zn(s) + Cu3N2 = 3 Cu + Zn3N2
GeO + O2 = GeO2 =>
2 GeO + O2 = 2 GeO2
H + PbSO4 = H2O + PbS =>
8 H + PbSO4 = 4 H2O + PbS
NH4Cl + Na2ZnO2 = NH3 + Zn(OH)2 + NaCl =>
2 NH4Cl + Na2ZnO2 = 2 NH3 + Zn(OH)2 + 2 NaCl
CH3COOH = C2H2O + H2O =>
CH3COOH = C2H2O + H2O
CoCl2 + KSCN = K2Co(SCN)4 + KCl =>
CoCl2 + 4 KSCN = K2Co(SCN)4 + 2 KCl
FeAsS + ClO2 + H2O = Fe{3+} + AsO4{3-} + SO4{2-}{+} + Cl{-} + H{+} =>
5 FeAsS + 14 ClO2 + 12 H2O = 5 Fe{3+} + 5 AsO4{3-} + 5 SO4{2-}{+} + 14 Cl{-} + 24 H{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/13/24
Équations équilibrées sur01/12/24
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