| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaCrO2 + 2 NaOH + 3 H2O2 = 2 Na2CrO4 + 4 H2O
Zn + Fe(CN)6 = Zn2[Fe(CN)6] =>
2 Zn + Fe(CN)6 = Zn2[Fe(CN)6]
H2SO4 + HI = H2SO* + I2 + H2O =>
H2SO4 + 6 HI = H2SO* + 3 I2 + 3 H2O
AgNO3 + Nb2O5 = AgNbO3 + NO2 + O2 =>
4 AgNO3 + 2 Nb2O5 = 4 AgNbO3 + 4 NO2 + O2
Ba(OH)2 + HI = Ba(I)2 + H2O =>
Ba(OH)2 + 2 HI = Ba(I)2 + 2 H2O
PbCl2 + NaI = PbI2 + NaCl =>
PbCl2 + 2 NaI = PbI2 + 2 NaCl
Fe2O2 + Zn = Fe + ZnO =>
Fe2O2 + 2 Zn = 2 Fe + 2 ZnO
MnO2 + KNO3 + NaOH = Na2MnO4 + KNO2 + H2O =>
MnO2 + KNO3 + 2 NaOH = Na2MnO4 + KNO2 + H2O
HCHO + O2 = CO2 + H2O =>
HCHO + O2 = CO2 + H2O
CuSO4 + C6H12O6 + NaOH = Cu2O + C6H12O7 + Na2SO4 + H2O =>
2 CuSO4 + C6H12O6 + 4 NaOH = Cu2O + C6H12O7 + 2 Na2SO4 + 2 H2O
SiH2 + H2O = SiO2 + H2 =>
SiH2 + 2 H2O = SiO2 + 3 H2
Na2S2O8 + Al = Na2SO4 + Al2O3 + Al2S3 =>
3 Na2S2O8 + 10 Al = 3 Na2SO4 + 4 Al2O3 + Al2S3
Al + Hg2Cl2 = AlCl3 + Hg =>
2 Al + 3 Hg2Cl2 = 2 AlCl3 + 6 Hg
NH4HSO3 + H2O = NH4OH + H2SO3 =>
NH4HSO3 + H2O = NH4OH + H2SO3
Fe2O33 + H2 = Fe + H2O =>
Fe2O33 + 33 H2 = 2 Fe + 33 H2O
(NH4)2 + CuCl2 = Cu + NH4Cl =>
(NH4)2 + CuCl2 = Cu + 2 NH4Cl
CuO(s) + H{+}(aq) = Cu{2+}(aq) + H2O =>
CuO(s) + 2 H{+}(aq) = Cu{2+}(aq) + H2O
C6H5CHO + [Ag(NH3)2]OH = C6H5COOH + Ag + NH3 + H2O =>
C6H5CHO + 2[Ag(NH3)2]OH = C6H5COOH + 2 Ag + 4 NH3 + H2O
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
C12H17ClN4OSHCl + NaOH = C12H17ClN4ONaHCl + S + OH =>
C12H17ClN4OSHCl + NaOH = C12H17ClN4ONaHCl + S + OH
Al2(SO4)3 + PbCl2 = AlCl3 + PbSO4 =>
Al2(SO4)3 + 3 PbCl2 = 2 AlCl3 + 3 PbSO4
(CuOH)2CO = CO2 + Cu + H2O =>
(CuOH)2CO = CO2 + 2 Cu + H2O
[Ag(NH3)2]Cl(aq) + CO(g) + H2O = Ag(s) + CO2(g) + NH4Cl(aq) + NH3(g) =>
2[Ag(NH3)2]Cl(aq) + CO(g) + H2O = 2 Ag(s) + CO2(g) + 2 NH4Cl(aq) + 2 NH3(g)
NaNO2 + HClO4 = NO2 + NO + NaClO4 + H2O =>
2 NaNO2 + 2 HClO4 = NO2 + NO + 2 NaClO4 + H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Sb2S3(s) + H2(g) = Sb(s) + H2S(g) =>
Sb2S3(s) + 3 H2(g) = 2 Sb(s) + 3 H2S(g)
Cl2 + HO{-} = ClO2{-} + Cl{-} + H2O =>
2 Cl2 + 4 HO{-} = ClO2{-} + 3 Cl{-} + 2 H2O
Fe{2+} = Fe{3+} + {-} =>
Fe{2+} = Fe{3+} + e
Zn + HIO4 = ZnIO4 + H2 =>
2 Zn + 2 HIO4 = 2 ZnIO4 + H2
[Cu(NH3)4]SO4 + C2H5OH = Cu[(NH3)4](OH)2 + (C2H5)2SO4 =>
[Cu(NH3)4]SO4 + 2 C2H5OH = Cu[(NH3)4](OH)2 + (C2H5)2SO4
Al(s) + H2SO4(ac) = Al2(SO4)3(ac) + H2(g) =>
2 Al(s) + 3 H2SO4(ac) = Al2(SO4)3(ac) + 3 H2(g)
AgNO3 + Zh + H2SO4 = Ag + (NH4)2SO4 + ZhSO4 + H2O =>
2 AgNO3 + 9 Zh + 10 H2SO4 = 2 Ag + (NH4)2SO4 + 9 ZhSO4 + 6 H2O
Fe(s) + Cd(NO3)2 = Fe(NO3)2 + Cd(s) =>
Fe(s) + Cd(NO3)2 = Fe(NO3)2 + Cd(s)
Al + NaNO3 + H2O = NH3 + Al2O3 + NaOH =>
8 Al + 3 NaNO3 + 6 H2O = 3 NH3 + 4 Al2O3 + 3 NaOH
NaCHO3 + HC2H3O2 = NaC2H3O2 + HCHO3 =>
NaCHO3 + HC2H3O2 = NaC2H3O2 + HCHO3
SO2 + e + H{+} = S2O3{2-} + H2O =>
2 SO2 + 4e + 2 H{+} = S2O3{2-} + H2O
Cl2 + CoI3 = CoCl3 + I2 =>
3 Cl2 + 2 CoI3 = 2 CoCl3 + 3 I2
C8H8O2 + H2O = C7H6O2 + CH4O =>
C8H8O2 + H2O = C7H6O2 + CH4O
NaNO3 + Mg + H2O = NH3 + Mg(OH)2 + NaOH =>
NaNO3 + 4 Mg + 6 H2O = NH3 + 4 Mg(OH)2 + NaOH
B(s) + H2(g) = B2H6 =>
2 B(s) + 3 H2(g) = B2H6
NaI + Pb(SO4)2 = Na2SO4 + PbI4 =>
4 NaI + Pb(SO4)2 = 2 Na2SO4 + PbI4
Ag(aq) + NH3(aq) = Ag(NH3)2(aq) =>
Ag(aq) + 2 NH3(aq) = Ag(NH3)2(aq)
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
LiCl + Pb = PbCl4 + Li =>
4 LiCl + Pb = PbCl4 + 4 Li
HNO3 = N2 + H2O + O2 =>
4 HNO3 = 2 N2 + 2 H2O + 5 O2
Cu2O + C = Cu + CO2 =>
2 Cu2O + C = 4 Cu + CO2
K + AuCl3 = KCl + Au =>
3 K + AuCl3 = 3 KCl + Au
AgCl + (NH4)2S = Ag2S + NH4Cl =>
2 AgCl + (NH4)2S = Ag2S + 2 NH4Cl
Li2SO3 + H3PO4 = Li3PO4 + H2O + SO2 =>
3 Li2SO3 + 2 H3PO4 = 2 Li3PO4 + 3 H2O + 3 SO2
S(s) + O2(g) + H20(l) = H2SO4(aq) =>
10 S(s) + 20 O2(g) + H20(l) = 10 H2SO4(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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