| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cl2 + FeCl3 = FeCl4{-} + Cl{+}
Ba(OH)2*8H2O + Na2CrO4 = BaCrO4 + NaOH + H2O =>
Ba(OH)2*8H2O + Na2CrO4 = BaCrO4 + 2 NaOH + 8 H2O
NH3 + KClO = KNO3 + KCl + Cl2 + H2O =>
2 NH3 + 9 KClO = 2 KNO3 + 7 KCl + Cl2 + 3 H2O
Al(s) + HNO3(aq) = Al(NO3)3(aq) + NO2(g) + H2O(l) =>
Al(s) + 6 HNO3(aq) = Al(NO3)3(aq) + 3 NO2(g) + 3 H2O(l)
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
C2Cl4 + C2H5OH = C2H4 + HClO =>
C2Cl4 + 4 C2H5OH = 5 C2H4 + 4 HClO
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
BaCl + K2(SO4) = BaSO4 + K2Cl =>
BaCl + K2(SO4) = BaSO4 + K2Cl
B + HCl = BCl + H =>
B + HCl = BCl + H
P2O5(g) = P4(g) + O2(g) =>
2 P2O5(g) = P4(g) + 5 O2(g)
Na3 + PO4 + Ca(NO3)2 = CaPO4 + NaNO3 =>
2 Na3 + 3 PO4 + 3 Ca(NO3)2 = 3 CaPO4 + 6 NaNO3
I2 + NMe4I = NMe4{+} + I5{-} =>
2 I2 + NMe4I = NMe4{+} + I5{-}
AlCl3 + H(NO3) = Al(NO3)3 + HCl =>
AlCl3 + 3 H(NO3) = Al(NO3)3 + 3 HCl
NaHCO3(s) + C6H8O7(aq) = NaC6H7O7(aq) + H2O(l) + CO2(g) =>
NaHCO3(s) + C6H8O7(aq) = NaC6H7O7(aq) + H2O(l) + CO2(g)
H{+} + Cl{-} + MnO4 = Cl2 + Mn{3+} + H2O =>
16 H{+} + 10 Cl{-} + 2 MnO4 = 5 Cl2 + 2 Mn{3+} + 8 H2O
Ni + HNO2 = Ni(NO3)2 + N2O + H2O =>
2 Ni + 10 HNO2 = 2 Ni(NO3)2 + 3 N2O + 5 H2O
NH3 + Cr2O7 = N2 + Cr2O3 + H2O =>
8 NH3 + 3 Cr2O7 = 4 N2 + 3 Cr2O3 + 12 H2O
NaF + Br2 = Na2Br + F =>
4 NaF + Br2 = 2 Na2Br + 4 F
Xe + HCl = H2 + Xe4Cl =>
8 Xe + 2 HCl = H2 + 2 Xe4Cl
Zn(NO3)2 + Fe(NO3)3 + C6H14N4O2 = ZnFe2O4 + H2O + CO2 + N2 =>
17 Zn(NO3)2 + 34 Fe(NO3)3 + 20 C6H14N4O2 = 17 ZnFe2O4 + 140 H2O + 120 CO2 + 108 N2
Fe(s) + HCl(ac) = FeCl2(s) + H2(g) =>
Fe(s) + 2 HCl(ac) = FeCl2(s) + H2(g)
ZnSO4 + NH3 + H2O = Zn(OH)2 + (NH4)2SO4 =>
ZnSO4 + 2 NH3 + 2 H2O = Zn(OH)2 + (NH4)2SO4
C6H5NO2 + HCl = C6H5NH2 + Cl2 + H2O =>
C6H5NO2 + 6 HCl = C6H5NH2 + 3 Cl2 + 2 H2O
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
Fe(OH)2Cl + HOH = Fe(OH)3 + H + Cl =>
Fe(OH)2Cl + HOH = Fe(OH)3 + H + Cl
Ca3(PO4)2 + (NH4)2SO4 = CaSO4 + NH3 + H3PO4 =>
Ca3(PO4)2 + 3(NH4)2SO4 = 3 CaSO4 + 6 NH3 + 2 H3PO4
PbO + SO2 + O2 = Pb2SO5 =>
4 PbO + 2 SO2 + O2 = 2 Pb2SO5
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
NH4NO3 = NH3 + N2O + H2O3 =>
5 NH4NO3 = 4 NH3 + 3 N2O + 4 H2O3
Fe3O4 + H2SO4 = FeSO4 + Fe2(SO4)3 + H2O =>
Fe3O4 + 4 H2SO4 = FeSO4 + Fe2(SO4)3 + 4 H2O
Sb2S5 + HNO3 = H3SbO4 + H2SO4 + NO2 + H2O =>
Sb2S5 + 40 HNO3 = 2 H3SbO4 + 5 H2SO4 + 40 NO2 + 12 H2O
Na(HCO3) + (CH3COO)H = Na(CH3COO) + H2O + CO2 =>
Na(HCO3) + (CH3COO)H = Na(CH3COO) + H2O + CO2
Fe2S3 + H2O + O2 = Fe(OH)3 + SO2 =>
2 Fe2S3 + 6 H2O + 9 O2 = 4 Fe(OH)3 + 6 SO2
MgF2 + Br2 = MgBr2 + F2 =>
MgF2 + Br2 = MgBr2 + F2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ag(s) + KNO3(aq) = AgK + NO3 =>
Ag(s) + KNO3(aq) = AgK + NO3
AgC2H3O2 + K2CrO4 = Ag2CrO4 + KC2H3O2 =>
2 AgC2H3O2 + K2CrO4 = Ag2CrO4 + 2 KC2H3O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CuCl2 + Na2SO4 = Na2Cl2 + CuSO4 =>
CuCl2 + Na2SO4 = Na2Cl2 + CuSO4
Cu + Na3C6H5O7 = CuC6H5O7 + Na =>
Cu + Na3C6H5O7 = CuC6H5O7 + 3 Na
C2H4NH2COOH + H2SO4 = CO2 + SO2 + (NH4)2SO4 + H2O =>
2 C2H4NH2COOH + 13 H2SO4 = 6 CO2 + 12 SO2 + (NH4)2SO4 + 16 H2O
Al(s) + HCl(laq) = AlCl3(aq) + H2(g) =>
2 Al(s) + 6 HCl(laq) = 2 AlCl3(aq) + 3 H2(g)
NaOCl + KI + CH3CoH = NaCl + KOCoCH3 + I2 + H2O =>
3 NaOCl + 2 KI + 2 CH3CoH = 3 NaCl + 2 KOCoCH3 + I2 + H2O
SO3{2-} + Fe{3+} + H2O = SO4{2-} + Fe{2+} + H{+} =>
SO3{2-} + 2 Fe{3+} + H2O = SO4{2-} + 2 Fe{2+} + 2 H{+}
Na2CO3*10H2O + H3PO4 = Na2HPO4 + CO2 + H2O =>
Na2CO3*10H2O + H3PO4 = Na2HPO4 + CO2 + 11 H2O
Na2Co3 + MnCl2 = NaCl2 + Mn2Co3 =>
Na2Co3 + 2 MnCl2 = 2 NaCl2 + Mn2Co3
CuS + O2 = Cu + S2O3 =>
4 CuS + 3 O2 = 4 Cu + 2 S2O3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
H2O + Se + Cd{+2} = Cd + SeO3{2-} + H{+} =>
3 H2O + Se + 2 Cd{+2} = 2 Cd + SeO3{2-} + 6 H{+}
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Équations équilibrées sur12/13/24
Équations équilibrées sur01/12/24
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