| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaNO2 + HF = HNa + NO2F
Cr(NO3)3 + Na2B4O7 = NaNO3 + Cr + B4 + O =>
2 Cr(NO3)3 + 3 Na2B4O7 = 6 NaNO3 + 2 Cr + 3 B4 + 21 O
NaNO3 = Na2O + NO + O2 =>
4 NaNO3 = 2 Na2O + 4 NO + 3 O2
Fe(OH)3 + NH3 = Fe(NH3)3 + OH =>
Fe(OH)3 + 3 NH3 = Fe(NH3)3 + 3 OH
CrO3 + H2S = Cr(OH)3 + S2 =>
4 CrO3 + 6 H2S = 4 Cr(OH)3 + 3 S2
H2SO3 + NaI = NaSO3 + H2I =>
H2SO3 + NaI = NaSO3 + H2I
Fe(OH)3 + NH3 = [Fe(NH3)6](OH)3 =>
Fe(OH)3 + 6 NH3 = [Fe(NH3)6](OH)3
HCl + KCrO4 = Cl2 + H2O + KCl + CrCl3 =>
8 HCl + KCrO4 = 2 Cl2 + 4 H2O + KCl + CrCl3
Na2 + SO3 = Na2S + NaSO4 =>
5 Na2 + 8 SO3 = 2 Na2S + 6 NaSO4
PbS + Cu3(PO4)2 = Pb3(PO4)2 + CuS =>
3 PbS + Cu3(PO4)2 = Pb3(PO4)2 + 3 CuS
Li3O4P + MgSO4 = Li2SO4 + Mg3(PO4)2 =>
2 Li3O4P + 3 MgSO4 = 3 Li2SO4 + Mg3(PO4)2
C3H6O + NaClO3 + NH4NO3 = CHCl3 + H2O + CO2 + NaNO3 =>
C3H6O + 6 NaClO3 + 3 NH4NO3 = 2 CHCl3 + 8 H2O + CO2 + 6 NaNO3
Cu2S + HNO3 = H2SO4 + NO2 + H2O + Cu(NO3)2 =>
Cu2S + 14 HNO3 = H2SO4 + 10 NO2 + 6 H2O + 2 Cu(NO3)2
K2SO3 + AuClO4 = AuSO3 + K2ClO4 =>
K2SO3 + AuClO4 = AuSO3 + K2ClO4
Al4C3 + O2 = CO2 + Al2O3 =>
Al4C3 + 6 O2 = 3 CO2 + 2 Al2O3
Cl2 + H3AsO4 = HClO + HAsO2 =>
Cl2 + H3AsO4 = 2 HClO + HAsO2
Mo35Ni65 + NiS2 = Ni + MoS2 =>
Mo35Ni65 + 35 NiS2 = 100 Ni + 35 MoS2
H2SO4 + Zn(NO3)2 = H2O + NO2 + O2 + ZnSO4 =>
2 H2SO4 + 2 Zn(NO3)2 = 2 H2O + 4 NO2 + O2 + 2 ZnSO4
NaHS + Na = Na2S + H2 =>
2 NaHS + 2 Na = 2 Na2S + H2
KMnO4 + FeO + H2SO4 = MnSO4 + Fe2(SO4)3 + K2SO4 + H2O =>
2 KMnO4 + 10 FeO + 18 H2SO4 = 2 MnSO4 + 5 Fe2(SO4)3 + K2SO4 + 18 H2O
Cd3(PO4)2(s) + (NH4)2S(aq) = Cd2S2(s) + (NH4)3PO4(aq) =>
2 Cd3(PO4)2(s) + 6(NH4)2S(aq) = 3 Cd2S2(s) + 4(NH4)3PO4(aq)
C3H2 + NH3 = CH8 + N3 =>
9 C3H2 + 66 NH3 = 27 CH8 + 22 N3
Cu + H3PO = Cu3(PO)2 + H2 =>
3 Cu + 2 H3PO = Cu3(PO)2 + 3 H2
Pb(NO)3(aq) + NaCO3(aq) = PbCO3(s) + Na(NO)3(aq) =>
Pb(NO)3(aq) + NaCO3(aq) = PbCO3(s) + Na(NO)3(aq)
A7 + B = AB =>
A7 + 7 B = 7 AB
H3COOH = CH4 + CO2 + H2O =>
2 H3COOH = CH4 + CO2 + 2 H2O
CuSO4*5H2O + K2C2O4*H2O = K2[Cu(C2O4)2]*2H2O + H2O + K2SO4 =>
CuSO4*5H2O + 2 K2C2O4*H2O = K2[Cu(C2O4)2]*2H2O + 5 H2O + K2SO4
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Mn{+2} + BiO3{-} + H3O{+} = MnO4{-} + Bi{+3} + H2O =>
2 Mn{+2} + 5 BiO3{-} + 14 H3O{+} = 2 MnO4{-} + 5 Bi{+3} + 21 H2O
Fe(OH)3 + NH3 = FeN + H2O =>
Fe(OH)3 + NH3 = FeN + 3 H2O
NH4Co3 + HBr = NH4Br + HCo3 =>
NH4Co3 + HBr = NH4Br + HCo3
CH3CH2COO{-} + SO4{-2} + OH{-} = HCO3{-} + HS{-} + H2O =>
4 CH3CH2COO{-} + 7 SO4{-2} + OH{-} = 12 HCO3{-} + 7 HS{-} + H2O
Mg(s) + CrCl2(aq) = MgCl2(aq) + Cr(s) =>
Mg(s) + CrCl2(aq) = MgCl2(aq) + Cr(s)
NaO2 + H2SO4 = H2O2 + NaSO4 =>
NaO2 + H2SO4 = H2O2 + NaSO4
Mg + Ca(NO3)2 = MgNO3 + Ca =>
2 Mg + Ca(NO3)2 = 2 MgNO3 + Ca
C3H6O + Cu(OH)2 = C3H6O2 + Cu + H2O =>
C3H6O + Cu(OH)2 = C3H6O2 + Cu + H2O
Na + Mn + O2 = NaMnO4 =>
Na + Mn + 2 O2 = NaMnO4
AgN + CaS = AgS + CaN =>
AgN + CaS = AgS + CaN
MnOH2 = MnO + H2 =>
MnOH2 = MnO + H2
H2CO2 + MgBr2 = MgCO2 + HBr =>
H2CO2 + MgBr2 = MgCO2 + 2 HBr
Fe + O + H2O = Fe(OH)3 =>
2 Fe + 3 O + 3 H2O = 2 Fe(OH)3
NH4NO3*5Ca(NO3)2*10H2O + CaOH = Ca(NO3)2 + H2O + NH3 =>
17 NH4NO3*5Ca(NO3)2*10H2O + 8 CaOH = 93 Ca(NO3)2 + 181 H2O + 18 NH3
NaOH + NH4Cl = NH3H2O + NaCl =>
NaOH + NH4Cl = NH3H2O + NaCl
CaO + Cl2O7 = Ca(ClO3)2 + O =>
CaO + Cl2O7 = Ca(ClO3)2 + 2 O
MgO + Si = Mg + Si2O4 =>
4 MgO + 2 Si = 4 Mg + Si2O4
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
I2S3 + O2 = I2O5 + SO2 =>
2 I2S3 + 11 O2 = 2 I2O5 + 6 SO2
Hg + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 2 NO + 4 H2O
CaCl2 + K2S = CaS + K2Cl2 =>
CaCl2 + K2S = CaS + K2Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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