| Équations équilibrées la veille |
3 Ag + CrO4{2-} + 4 H2O = 3 Ag{+} + Cr(OH)3 + 5 OH{-}
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
H3PO4(aq) + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4(aq) + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
NaF + Ca = NaCa + F =>
NaF + Ca = NaCa + F
NaClO + Na2S2O3 = Na + SO4 + Cl =>
5 NaClO + Na2S2O3 = 7 Na + 2 SO4 + 5 Cl
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
SO2 + CI2 = SO2CI2 =>
SO2 + CI2 = SO2CI2
HCO3{-} = H{+} + CO3{-2} =>
HCO3{-} = H{+} + CO3{-2}
KNO2 + K2S + HCl = S + NO + KCl + H2O =>
2 KNO2 + K2S + 4 HCl = S + 2 NO + 4 KCl + 2 H2O
Na2SO4 + Ba(OH)2 = Na2(OH)2 + BaSO4 =>
Na2SO4 + Ba(OH)2 = Na2(OH)2 + BaSO4
Mn(NO3)2 + Na2S2O8 + H2O = HMnO4 + Na2SO4 + H2SO4 + NaNO3 =>
2 Mn(NO3)2 + 5 Na2S2O8 + 8 H2O = 2 HMnO4 + 3 Na2SO4 + 7 H2SO4 + 4 NaNO3
Ge(OH)4 + H2CO3 = Ge(OH)2(HCO3)2 + H2O =>
Ge(OH)4 + 2 H2CO3 = Ge(OH)2(HCO3)2 + 2 H2O
CH3CH2NH2 + NaOH = CH3CH2NH3 + NaO =>
CH3CH2NH2 + NaOH = CH3CH2NH3 + NaO
Li2S + O2 = SO2 + Li2O =>
2 Li2S + 3 O2 = 2 SO2 + 2 Li2O
C4H10 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
C4H10 + 2 KMnO4 + 3 H2SO4 = 2 CH3COOH + K2SO4 + 2 MnSO4 + 4 H2O
MnO(OH)2 + HCl = MnCl2 + Cl2 + H2O =>
MnO(OH)2 + 4 HCl = MnCl2 + Cl2 + 3 H2O
NH4 + Cl2 = NCl3 + HCl =>
2 NH4 + 7 Cl2 = 2 NCl3 + 8 HCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al(s) + I(s) = AlI =>
Al(s) + I(s) = AlI
K2CrO4 = K + Cr + O2 =>
K2CrO4 = 2 K + Cr + 2 O2
MgSO4 + Na2CO3 + H2O = (MgOH)2CO3 + Na2SO4 + CO2 =>
2 MgSO4 + 2 Na2CO3 + H2O = (MgOH)2CO3 + 2 Na2SO4 + CO2
Cl2 + CoBr3 = Br + CoCl3 =>
3 Cl2 + 2 CoBr3 = 6 Br + 2 CoCl3
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
Al(C2H3O2)3 + H2CO3 = Al2(CO3)3 + H(C2H3O2) =>
2 Al(C2H3O2)3 + 3 H2CO3 = Al2(CO3)3 + 6 H(C2H3O2)
Cu2(NO3)2 + NaOH = CuOH + NaNO3 =>
Cu2(NO3)2 + 2 NaOH = 2 CuOH + 2 NaNO3
Br{-} + H2SO4 = HBr + SO4{2-} =>
2 Br{-} + H2SO4 = 2 HBr + SO4{2-}
C8H10N4O2 + HBr = C8H10N4O2H + Br =>
C8H10N4O2 + HBr = C8H10N4O2H + Br
F2 + ClO2 = FClO2 =>
F2 + 2 ClO2 = 2 FClO2
KOH + H3PO2 + K2FeO4 + H2O = K3PO4 + Fe(OH)3 =>
KOH + 3 H3PO2 + 4 K2FeO4 + H2O = 3 K3PO4 + 4 Fe(OH)3
FeHCO3{+} = Fe{2+} + HCO3{-} =>
FeHCO3{+} = Fe{2+} + HCO3{-}
C7H14 + H2O = C7H15OH =>
C7H14 + H2O = C7H15OH
NaHCO3 + C6H8O7 = C6H5Na3O7 + CO2 + H2O =>
3 NaHCO3 + C6H8O7 = C6H5Na3O7 + 3 CO2 + 3 H2O
Na + H20O = NaOH + H2 =>
2 Na + 2 H20O = 2 NaOH + 19 H2
Ca(s) + NH3(g) = CaH2(s) + Ca3N2(s) =>
6 Ca(s) + 2 NH3(g) = 3 CaH2(s) + Ca3N2(s)
Ba(OH)2(aq) + H3PO4 = Ba3(PO4)2(s) + H2O(l) =>
3 Ba(OH)2(aq) + 2 H3PO4 = Ba3(PO4)2(s) + 6 H2O(l)
Fe(NO3)2 + KI = FeI2 + KNO3 =>
Fe(NO3)2 + 2 KI = FeI2 + 2 KNO3
FeSO4 + Cl2 + KOH = KCl + Fe(OH)3 + K2SO4 =>
2 FeSO4 + Cl2 + 6 KOH = 2 KCl + 2 Fe(OH)3 + 2 K2SO4
Mg3CO3 = Mg + CO3 =>
Mg3CO3 = 3 Mg + CO3
CrCl3 + KMnO4 + H2O = MnO2 + Cr(OH)3 + KOH + Cl2 =>
2 CrCl3 + 2 KMnO4 + 4 H2O = 2 MnO2 + 2 Cr(OH)3 + 2 KOH + 3 Cl2
Na2SnO2 + Bi(NO3)3 + NaOH = Na2SnO3 + BiNO3 + NaNO3 + H2O =>
Na2SnO2 + Bi(NO3)3 + 2 NaOH = Na2SnO3 + BiNO3 + 2 NaNO3 + H2O
Pt + H{+} + NO3{-} + Cl{-} = PtCl6{-2} + NO2 + H2O =>
Pt + 8 H{+} + 4 NO3{-} + 6 Cl{-} = PtCl6{-2} + 4 NO2 + 4 H2O
Cr(OH)2 + CO2 = (CrOH)2CO3 + H2O =>
2 Cr(OH)2 + CO2 = (CrOH)2CO3 + H2O
Ag + SnCl4 = AgCl + Sn =>
4 Ag + SnCl4 = 4 AgCl + Sn
Hg + NH4OH = HgO2 + NH4 + H2 =>
Hg + 2 NH4OH = HgO2 + 2 NH4 + H2
C6H5COOH + HNO3 = NO2C6H4COOH + H2O =>
C6H5COOH + HNO3 = NO2C6H4COOH + H2O
Na + (CI)2 = NaCI =>
2 Na + (CI)2 = 2 NaCI
HPO3 + Ni = Ni(PO3)3 + PO + H2O =>
4 HPO3 + Ni = Ni(PO3)3 + PO + 2 H2O
FeCl3 + HCl = Fe(Cl4)3 + H2 =>
2 FeCl3 + 18 HCl = 2 Fe(Cl4)3 + 9 H2
CoCl3 + H2O = CoCl2 + HCl + O2 =>
4 CoCl3 + 2 H2O = 4 CoCl2 + 4 HCl + O2
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