| Équations équilibrées la veille | Équations équilibrées le lendemain |
AgI + 4 NH3 = [Ag(NH3)4]I
HCl + SO3 = ClSO3H =>
HCl + SO3 = ClSO3H
NH3 + HOCl = NH4Cl + N2 + H2O =>
5 NH3 + 3 HOCl = 3 NH4Cl + N2 + 3 H2O
H3PO3 + H2O = H2PO3{-} + H3O{+} =>
H3PO3 + H2O = H2PO3{-} + H3O{+}
C2H6 + O2 = C2H5OH =>
2 C2H6 + O2 = 2 C2H5OH
Fe(s) + HNO3(aq) = Fe(NO3)3 + NO + H2O =>
Fe(s) + 4 HNO3(aq) = Fe(NO3)3 + NO + 2 H2O
NH3 + HOCl = NCl3 + H2O =>
NH3 + 3 HOCl = NCl3 + 3 H2O
FeSO4 + Ca(HCO3)2 = FeCO3 + CaSO4 + CO2 + H2O =>
FeSO4 + Ca(HCO3)2 = FeCO3 + CaSO4 + CO2 + H2O
H2CrO3 + NH4OH = H2O + (NH4)2CrO3 =>
H2CrO3 + 2 NH4OH = 2 H2O + (NH4)2CrO3
Fe + MgCl2 = FeCl + Mg =>
2 Fe + MgCl2 = 2 FeCl + Mg
Fe(s) + HNO3(aq) = Fe(NO3)2(aq) + H2(g) =>
Fe(s) + 2 HNO3(aq) = Fe(NO3)2(aq) + H2(g)
KCrO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
2 KCrO2 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 4 H2O
SO3 + HCl = SCl6 + H2O =>
SO3 + 6 HCl = SCl6 + 3 H2O
KCrO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
2 KCrO2 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 4 H2O
H3PO3 + H2O = H3O + PO4 =>
H3PO3 + 6 H2O = 5 H3O + PO4
Fe(s) + HNO3(aq) = FeNO3(aq) + H2(g) =>
2 Fe(s) + 2 HNO3(aq) = 2 FeNO3(aq) + H2(g)
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
H3PO3 + H2O = H2PO3{-} + H3O{+} =>
H3PO3 + H2O = H2PO3{-} + H3O{+}
NaCl(s) + H2SO4(g) = Na2SO4(s) + HCl(g) =>
2 NaCl(s) + H2SO4(g) = Na2SO4(s) + 2 HCl(g)
Ni(NO3)2(aq) + NaOH(aq) = Ni(OH)2(aq) + NaNO3(aq) =>
Ni(NO3)2(aq) + 2 NaOH(aq) = Ni(OH)2(aq) + 2 NaNO3(aq)
C8H7NO2SBrCl + O2 = CO2 + H2O + N2 + SO2 + HBr + HCl =>
4 C8H7NO2SBrCl + 37 O2 = 32 CO2 + 10 H2O + 2 N2 + 4 SO2 + 4 HBr + 4 HCl
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
Ag(s) + H2S(aq) + O2(g) = Ag2S(s) + H2O =>
4 Ag(s) + 2 H2S(aq) + O2(g) = 2 Ag2S(s) + 2 H2O
KMnO4 + KNO2 + CH3COOH = KNO3 + (CH3COO)2Mn + CH3COOK + H2O =>
2 KMnO4 + 5 KNO2 + 6 CH3COOH = 5 KNO3 + 2(CH3COO)2Mn + 2 CH3COOK + 3 H2O
CaO + CaCO3 = Ca2CO4 =>
CaO + CaCO3 = Ca2CO4
AgI + NH3 = AgNH3 + I2 =>
2 AgI + 2 NH3 = 2 AgNH3 + I2
SO3 + HCl = HSO3Cl =>
SO3 + HCl = HSO3Cl
Ca(s) + Br2(g) = CaBr2(s) =>
Ca(s) + Br2(g) = CaBr2(s)
H3PO3 + H2O = H3O + HPO3 =>
H3PO3 + 2 H2O = 2 H3O + HPO3
Fe(s) + HNO3(aq) = Fe(NO3)3(aq) + NO2(g) + H2O(l) =>
Fe(s) + 6 HNO3(aq) = Fe(NO3)3(aq) + 3 NO2(g) + 3 H2O(l)
PbS + HNO3 = Pb(NO3)2 + NO + S + H2O =>
3 PbS + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 3 S + 4 H2O
H3PO3 + H2O = H3PO4 + H2 =>
H3PO3 + H2O = H3PO4 + H2
Hg2Cl2(s) + NH3(aq) = Hg(l) + HgNH2Cl(s) + NH4{+}(aq) + Cl{-}(aq) =>
Hg2Cl2(s) + 2 NH3(aq) = Hg(l) + HgNH2Cl(s) + NH4{+}(aq) + Cl{-}(aq)
CH3CH2OH + NaBr + H2SO4 = CH3CH2Br + NaHSO4 + H2O =>
CH3CH2OH + NaBr + H2SO4 = CH3CH2Br + NaHSO4 + H2O
Zn + HNO3(dil) = Zn(NO3)2 + H2O + NH4NO3 =>
4 Zn + 10 HNO3(dil) = 4 Zn(NO3)2 + 3 H2O + NH4NO3
H4C10 + O2 = CO2 + H2O =>
H4C10 + 11 O2 = 10 CO2 + 2 H2O
NaNH4HPO4*4H2O = NaPO4 + NH3 + H2 + H2O =>
NaNH4HPO4*4H2O = NaPO4 + NH3 + H2 + 4 H2O
Ca(s) + Br2(g) = CaBr(s) =>
2 Ca(s) + Br2(g) = 2 CaBr(s)
H2SO4 + BaS = BaSO4 + H2S =>
H2SO4 + BaS = BaSO4 + H2S
H2SO4 + NaOCl = Na2SO4 + HClO =>
H2SO4 + 2 NaOCl = Na2SO4 + 2 HClO
SO3 + HCl = Cl2 + SO2 + H2O =>
SO3 + 2 HCl = Cl2 + SO2 + H2O
AgI + NH3 = [Ag(NH3)4]I =>
AgI + 4 NH3 = [Ag(NH3)4]I
NaCl + F{-}2 = NaF + Cl{-}2 =>
NaCl + F{-}2 = NaF + Cl{-}2
Na2SiO3 + CuSO4*5H2O = CuSiO3 + Na2SO4 + H2O =>
Na2SiO3 + CuSO4*5H2O = CuSiO3 + Na2SO4 + 5 H2O
KMnO4 + KNO2 + CH3COOH = KNO3 + (CH3COO)2Mn + CH3COOK + H2O =>
2 KMnO4 + 5 KNO2 + 6 CH3COOH = 5 KNO3 + 2(CH3COO)2Mn + 2 CH3COOK + 3 H2O
Fe = Fe23 =>
23 Fe = Fe23
CaCO3CaSO4 = Ca2 + CO2 + SO5 =>
CaCO3CaSO4 = Ca2 + CO2 + SO5
H3PO3 + H2O = H5PO4 =>
H3PO3 + H2O = H5PO4
PbS + HNO3 = PbSO4 + NO + H2O =>
3 PbS + 8 HNO3 = 3 PbSO4 + 8 NO + 4 H2O
Cl2(g) + KBr = KCl(aq) + Br2(g) =>
Cl2(g) + 2 KBr = 2 KCl(aq) + Br2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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