| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2B4O7 + 2 HCl + 5 H2O = 2 NaCl + 4 H3BO3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
K2O2 + K = K2O =>
K2O2 + 2 K = 2 K2O
Mn(OH)2(s) + H2O2(aq) = MnO2(s) + H2O(l) =>
Mn(OH)2(s) + H2O2(aq) = MnO2(s) + 2 H2O(l)
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Fe3O4 + NH4Cl = FeCl2 + FeCl3 + NH3 + H2O =>
Fe3O4 + 8 NH4Cl = FeCl2 + 2 FeCl3 + 8 NH3 + 4 H2O
O2 + CH4 = CO2 + H2O =>
2 O2 + CH4 = CO2 + 2 H2O
NaHCO3 + C6H8O7 = C6H5Na3O7 + CO2 + H2O =>
3 NaHCO3 + C6H8O7 = C6H5Na3O7 + 3 CO2 + 3 H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
HNO2 + O2 = HNO3 =>
2 HNO2 + O2 = 2 HNO3
Fe + CuSO4 = Cu + FeSO4 =>
Fe + CuSO4 = Cu + FeSO4
H2S + H2O2 = H2O + S =>
H2S + H2O2 = 2 H2O + S
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
Co(s) + S(s) = Co2S3(s) =>
2 Co(s) + 3 S(s) = Co2S3(s)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NO(g) + O2(g) = NO2(g) =>
2 NO(g) + O2(g) = 2 NO2(g)
FE + AgNO3 = FE(NO3)2 + Ag =>
FE + 2 AgNO3 = FE(NO3)2 + 2 Ag
FeO(s) + CO2(g) = FeCO3(s) =>
FeO(s) + CO2(g) = FeCO3(s)
Al(s) + F2(g) = AlF3(s) =>
2 Al(s) + 3 F2(g) = 2 AlF3(s)
NH3(g) + H2CO3(aq) = (NH4)2CO3(s) =>
2 NH3(g) + H2CO3(aq) = (NH4)2CO3(s)
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C7H6O2 + H2O2 = C6H4(OH)COOH + H2O =>
C7H6O2 + H2O2 = C6H4(OH)COOH + H2O
AgCl + NH4OH = Ag(NH3)2Cl + H2O =>
AgCl + 2 NH4OH = Ag(NH3)2Cl + 2 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
C6H5COOH + H2O2 = C6H4(OH)COOH + H2O =>
C6H5COOH + H2O2 = C6H4(OH)COOH + H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Mg + Br2 = MgBr2 =>
Mg + Br2 = MgBr2
Mn2O7 + C2H5OH = CO2 + H2O + MnO2 =>
2 Mn2O7 + C2H5OH = 2 CO2 + 3 H2O + 4 MnO2
KMnO4 + FeSO4 + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 8 H2O
Ag + HCl = AgCl + H2 =>
2 Ag + 2 HCl = 2 AgCl + H2
S8 + H2 = H2S =>
S8 + 8 H2 = 8 H2S
NH4Cl + Ca(OH)2 = CaCl2 + H2O + NH3 =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 H2O + 2 NH3
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
MgSO3 + HCl = MgCl2 + H2O + SO2 =>
MgSO3 + 2 HCl = MgCl2 + H2O + SO2
HCl(aq) + Ca = H + CaCl =>
HCl(aq) + Ca = H + CaCl
HCl(aq) + Ca(s) = H + CaCl2 =>
2 HCl(aq) + Ca(s) = 2 H + CaCl2
ZNS + O2 = ZNO + S =>
2 ZNS + O2 = 2 ZNO + 2 S
Na + CO = C + Na2O =>
2 Na + CO = C + Na2O
NaHCO3 + O3 = NaO3 + H2O + CO2 =>
6 NaHCO3 + 5 O3 = 6 NaO3 + 3 H2O + 6 CO2
NaOH + C2H6O = NaC2H5O + H2O =>
NaOH + C2H6O = NaC2H5O + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
HCl + NH3 = NH4Cl =>
HCl + NH3 = NH4Cl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/09/15
Équations équilibrées sur05/09/14
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