| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca + 2 NH3 + K2C2O4 = CaC2O4 + 2 KNH3
Na + AlI3 = NaI + Al =>
3 Na + AlI3 = 3 NaI + Al
CO32{-} + NO3{-} + As2Se3 = AsO43{-} + SeO42{-} + NO2{-} + CO2 =>
5 CO32{-} + 62 NO3{-} + As2Se3 = 2 AsO43{-} + 3 SeO42{-} + 62 NO2{-} + 5 CO2
CH3COOH + NaHCO3 = CO2 + H2O + CH3COONa =>
CH3COOH + NaHCO3 = CO2 + H2O + CH3COONa
Al + KNO2 + KOH + H2O = K(Al(OH)6) + NH3 =>
6 Al + 5 KNO2 + KOH + 25 H2O = 6 K(Al(OH)6) + 5 NH3
Hg(SCN)2 = HgS + C3N4 + CS2 =>
2 Hg(SCN)2 = 2 HgS + C3N4 + CS2
(NH4)3PO4(aq) + Na2SO4(aq) = (NH4)2SO4(s) + Na3PO4(aq) =>
2(NH4)3PO4(aq) + 3 Na2SO4(aq) = 3(NH4)2SO4(s) + 2 Na3PO4(aq)
HBrO4 + CH3COONH4 = NOBr + CO2 + H2O + H2 =>
HBrO4 + CH3COONH4 = NOBr + 2 CO2 + H2O + 3 H2
FeCl2 + HF = FeF2 + HCl =>
FeCl2 + 2 HF = FeF2 + 2 HCl
Na2SO3 + I2 + H2O = NaI + H2SO4 =>
Na2SO3 + I2 + H2O = 2 NaI + H2SO4
C(NH)(NH2)2 + NaClO = HNO3 + H2CO3 + NaCl =>
C(NH)(NH2)2 + 12 NaClO = 3 HNO3 + H2CO3 + 12 NaCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na2O2 = NaO =>
Na2O2 = 2 NaO
Ba(OH)2 + NH4NCS = Ba(NCS)2 + NH3 + H2O =>
Ba(OH)2 + 2 NH4NCS = Ba(NCS)2 + 2 NH3 + 2 H2O
Na2ZnO2 + H2 = Zn + NaOH =>
Na2ZnO2 + H2 = Zn + 2 NaOH
C7H5ClO + H2O2 = C14H10O4 + HCl =>
2 C7H5ClO + H2O2 = C14H10O4 + 2 HCl
C20H36O2 + H2 = C20H40O2 =>
C20H36O2 + 2 H2 = C20H40O2
Cu + AgNO = CuNOAg =>
Cu + AgNO = CuNOAg
CuCrO4 + H2SO4 = H2CrO4 + CuSO4 =>
CuCrO4 + H2SO4 = H2CrO4 + CuSO4
H + Co5 + O + K + Mg20 = HCo5OKMg20 =>
H + Co5 + O + K + Mg20 = HCo5OKMg20
KI + H2SO4 = H2O + I2 + K2SO3 =>
2 KI + H2SO4 = H2O + I2 + K2SO3
CH3CH(OH)CH3 + Cl2 = CH2ClCH(OH)CH3 + HCl =>
CH3CH(OH)CH3 + Cl2 = CH2ClCH(OH)CH3 + HCl
MgCrO4 + H2CO3 = H2CrO4 + MgCO3 =>
MgCrO4 + H2CO3 = H2CrO4 + MgCO3
Ca(OH)2HgCl2 = CaCl2Hg(OH)2 =>
Ca(OH)2HgCl2 = CaCl2Hg(OH)2
Zn + Pb2(SO4)2 = Pb2 + Zn(SO4)2 =>
Zn + Pb2(SO4)2 = Pb2 + Zn(SO4)2
Mg2CO5H2 + Sb2O3 + Na2CO3 + O2 = CO2 + Na3Mg2SbO6 + H2O =>
2 Mg2CO5H2 + Sb2O3 + 3 Na2CO3 + O2 = 5 CO2 + 2 Na3Mg2SbO6 + 2 H2O
AlCl3 + H2O = Al(OH)3 + HCl =>
AlCl3 + 3 H2O = Al(OH)3 + 3 HCl
AgNo3 + BaCl2 = AgCl + Ba(No2)3 =>
2 AgNo3 + BaCl2 = 2 AgCl + Ba(No2)3
CH3NO2 + HCl = CH3Cl + HNO2 =>
CH3NO2 + HCl = CH3Cl + HNO2
NaHg2 + H2O = NaOH + Hg + H2 =>
2 NaHg2 + 2 H2O = 2 NaOH + 4 Hg + H2
Fe2O3 + H2SO4 = Fe2O3SO4 + H2 =>
Fe2O3 + H2SO4 = Fe2O3SO4 + H2
C12H22N2O2 + HCl = C12H23N2O2Cl =>
C12H22N2O2 + HCl = C12H23N2O2Cl
PbNO3 + KS2 = KNO3 + PbS2 =>
PbNO3 + KS2 = KNO3 + PbS2
PCl3 + Cl3 = PCl5 =>
3 PCl3 + 2 Cl3 = 3 PCl5
Fe3O3(s) + C(s) = Fe(s) + CO2(g) =>
2 Fe3O3(s) + 3 C(s) = 6 Fe(s) + 3 CO2(g)
NaSIO2 + NiSO4 = NaSO4 + NiSIO2 =>
NaSIO2 + NiSO4 = NaSO4 + NiSIO2
Pb + CuC2H3O2 = PbC2H3O2 + Cu =>
Pb + CuC2H3O2 = PbC2H3O2 + Cu
Br + Ca = CaBr =>
Br + Ca = CaBr
C6H5NH2 + O2 = CO2 + H2O + NO3 =>
4 C6H5NH2 + 37 O2 = 24 CO2 + 14 H2O + 4 NO3
HNO3(diluido) + Cu = Cu(NO3)2 + H2O + NO2 =>
4 HNO3(diluido) + Cu = Cu(NO3)2 + 2 H2O + 2 NO2
Ca(OH)2 + CH3CO2H = C4H6CaO4 + H2O =>
Ca(OH)2 + 2 CH3CO2H = C4H6CaO4 + 2 H2O
Zn + AgNO3 = Ag3 + ZnNO3 =>
3 Zn + 3 AgNO3 = Ag3 + 3 ZnNO3
Hg(NO3)2(aq) + Na2S(aq) = HgS(s) + NaNO3(aq) =>
Hg(NO3)2(aq) + Na2S(aq) = HgS(s) + 2 NaNO3(aq)
Pb + Hg2NO3 = Pb(NO3)2 + Hg =>
Pb + 2 Hg2NO3 = Pb(NO3)2 + 4 Hg
Ca(NO3){2+} + KF = CaF + KNO3{2+} =>
Ca(NO3){2+} + KF = CaF + KNO3{2+}
DH4 + A2 = DA2 + H2A =>
DH4 + 2 A2 = DA2 + 2 H2A
CoCl4 + HCl = CoCl + HCl2 =>
CoCl4 + 3 HCl = CoCl + 3 HCl2
K2Cr2O7 + H2SO4 + NaNO2 = Cr2(SO4)3 + NaNO3 + K2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 NaNO2 = Cr2(SO4)3 + 3 NaNO3 + K2SO4 + 4 H2O
Fe2(SO4)3 + Al = Fe + AlSO4 =>
Fe2(SO4)3 + 3 Al = 2 Fe + 3 AlSO4
CaCO3H2OCO2 = Ca(HCO3)2 =>
CaCO3H2OCO2 = Ca(HCO3)2
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Équations équilibrées sur04/21/25
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