| Équations équilibrées la veille |
Cu2S + 2 H2SO4 = 2 Cu0 + 3 SO2 + 2 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
LiHSO4 = LiH + SO4 =>
LiHSO4 = LiH + SO4
Pb{2+} + KI = PbI2 + K{+} =>
Pb{2+} + 2 KI = PbI2 + 2 K{+}
CaCl2 + Cu(OH)2 = CuCl2 + Ca(OH)2 =>
CaCl2 + Cu(OH)2 = CuCl2 + Ca(OH)2
SO2 + AgNO3 = AgS + NO3 + O2 =>
SO2 + AgNO3 = AgS + NO3 + O2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
C2H5COOH + Na2CO3 = C2H5COONa + CO2 + H2O =>
2 C2H5COOH + Na2CO3 = 2 C2H5COONa + CO2 + H2O
CuCl2(aq) + Sn(s) = Cu(s) + SnCl2(aq) =>
CuCl2(aq) + Sn(s) = Cu(s) + SnCl2(aq)
C3H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C3H6(g) + 9 O2(g) = 6 CO2(g) + 6 H2O(g)
Zn + S = ZnS3 =>
Zn + 3 S = ZnS3
(NaPO3)6 + Ca(HCO3)2 = Ca(PO3)2 + Na(HCO3) =>
(NaPO3)6 + 3 Ca(HCO3)2 = 3 Ca(PO3)2 + 6 Na(HCO3)
ZnCl2Ba(OH)2 = BaCl2Zn(OH)2 =>
ZnCl2Ba(OH)2 = BaCl2Zn(OH)2
FeCl3 + AgSO4 = FeSO4 + AgCl3 =>
FeCl3 + AgSO4 = FeSO4 + AgCl3
SmI3 + Sm = SmI2 =>
2 SmI3 + Sm = 3 SmI2
Ni(OH)3 + HCl = H2O(l) + NiCl3 =>
Ni(OH)3 + 3 HCl = 3 H2O(l) + NiCl3
CH3CH2OH + K2Cr2O7 + H2SO4 = CH3COOOH + Cr2(SO4)3 + K2SO4 + H2O =>
CH3CH2OH + K2Cr2O7 + 4 H2SO4 = CH3COOOH + Cr2(SO4)3 + K2SO4 + 5 H2O
CH3COOH + NH4OH = NH4COOH + OHCH3 =>
CH3COOH + NH4OH = NH4COOH + OHCH3
Fe(OH)2 + HF = FeF2 + H2O =>
Fe(OH)2 + 2 HF = FeF2 + 2 H2O
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
FeO + H2O = Fe(OH)3 + H2 =>
2 FeO + 4 H2O = 2 Fe(OH)3 + H2
CuCO3H2O = CuO + CO2 + H2O =>
CuCO3H2O = CuO + CO2 + H2O
MgCl2 + AlF3 = AlCl3 + MgF2 =>
3 MgCl2 + 2 AlF3 = 2 AlCl3 + 3 MgF2
Ba(NO3)2 + K2(SO4) = Ba(SO4) + K(NO3) =>
Ba(NO3)2 + K2(SO4) = Ba(SO4) + 2 K(NO3)
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
NH3 + NaOH = NH2Na + H2O =>
NH3 + NaOH = NH2Na + H2O
SO2 + H2O + NAJO3 = H2SO4 + NAJ =>
3 SO2 + 3 H2O + NAJO3 = 3 H2SO4 + NAJ
NO2 + NH3 + H2O = NH4NO3 =>
8 NO2 + 6 NH3 + 5 H2O = 7 NH4NO3
H2C2O4 + HNO3 = CO2 + NO + H2O =>
3 H2C2O4 + 2 HNO3 = 6 CO2 + 2 NO + 4 H2O
BiO3{-} + Cr{3+} + H{+} = Cr2O7{2-} + Bi{3+} + H2O =>
3 BiO3{-} + 2 Cr{3+} + 4 H{+} = Cr2O7{2-} + 3 Bi{3+} + 2 H2O
Pb2N2 + NaCl = Pb2Cl + NaN2 =>
Pb2N2 + NaCl = Pb2Cl + NaN2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
HgS + HNO3 + HCl = HgCl2 + NO2 + S + H2O =>
HgS + 2 HNO3 + 2 HCl = HgCl2 + 2 NO2 + S + 2 H2O
CoCl2 + Na2SiO3 = CoSiO3 + NaCl =>
CoCl2 + Na2SiO3 = CoSiO3 + 2 NaCl
Ba + H2SO4 = BaSO4 + H2 =>
Ba + H2SO4 = BaSO4 + H2
BaCl2 + Na2SiO4 = BaSiO4 + NaCl =>
BaCl2 + Na2SiO4 = BaSiO4 + 2 NaCl
Ba + HC2H3O2 = H2 + BaC2H3O2 =>
2 Ba + 2 HC2H3O2 = H2 + 2 BaC2H3O2
FeCl3 + AgSO4 = FeSO4 + AgCl3 =>
FeCl3 + AgSO4 = FeSO4 + AgCl3
C6H5ONa + CO2 + H2O = C6H5OH + NaHCO3 =>
C6H5ONa + CO2 + H2O = C6H5OH + NaHCO3
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Pb(NO3)2(aq) + HCl = PbCl2 + H(NO3) =>
Pb(NO3)2(aq) + 2 HCl = PbCl2 + 2 H(NO3)
FeCl2 + K3Fe(CN)6 = KCl + Fe3[Fe(CN)6]2 =>
3 FeCl2 + 2 K3Fe(CN)6 = 6 KCl + Fe3[Fe(CN)6]2
Mn + Cl2 = MnCl2 =>
Mn + Cl2 = MnCl2
FeCl3 + AgSO4 = FeSO4 + AgCl3 =>
FeCl3 + AgSO4 = FeSO4 + AgCl3
NH4Cl + HCl = NH4 + HCl2 =>
NH4Cl + HCl = NH4 + HCl2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Li3N + NH3 = Li2NH =>
2 Li3N + NH3 = 3 Li2NH
NaOH + Zn(NO2)2 = NaNO2 + Zn(OH)2 =>
2 NaOH + Zn(NO2)2 = 2 NaNO2 + Zn(OH)2
Mg + NO3 = Mg(NO3)2 =>
Mg + 2 NO3 = Mg(NO3)2
Na2S + MoCl5 = NaCl + MoS2 + S =>
5 Na2S + 2 MoCl5 = 10 NaCl + 2 MoS2 + S
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Équations équilibrées sur11/16/24
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