| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaCl(s) + 2 H2O(l) = 2 NaOH(ac) + Cl2(g) + H2(g)
N2O2 + H2 = NH3 + H2O =>
N2O2 + 5 H2 = 2 NH3 + 2 H2O
H2SiO3 + Na2O = Na2SiO3 + H2O =>
H2SiO3 + Na2O = Na2SiO3 + H2O
Zn + CH3COOH + NaCl = ZnCl2 + NaCH3COO + H =>
Zn + 2 CH3COOH + 2 NaCl = ZnCl2 + 2 NaCH3COO + 2 H
N2O5 + Mg(OH)2 = Mg(NO3)2 + H2O =>
N2O5 + Mg(OH)2 = Mg(NO3)2 + H2O
H2AsO3{-} + I2 + HO{-} = HAsO4{2-} + I{-} + H2O =>
H2AsO3{-} + I2 + 3 HO{-} = HAsO4{2-} + 2 I{-} + 2 H2O
Br2 + SnSO4 + NaOH = NaBrO + H2O + SnS =>
4 Br2 + SnSO4 + 8 NaOH = 8 NaBrO + 4 H2O + SnS
NIS + O2 = NIO + SO2 =>
2 NIS + 3 O2 = 2 NIO + 2 SO2
As2S5 + HNO3 = H3AsO4 + HHSO4 + H2O + NO2 =>
As2S5 + 40 HNO3 = 2 H3AsO4 + 5 HHSO4 + 12 H2O + 40 NO2
Ca(OH)2 + Na2SO4 = CaSO4 + Na(OH) =>
Ca(OH)2 + Na2SO4 = CaSO4 + 2 Na(OH)
Hg + Ag{+} = Ag + Hg{+2) =>
Hg + 2 Ag{+} = 2 Ag + Hg{+2)
KMnO4 + H2SO4 = Mn + K2SO4 + H2O + O2 =>
4 KMnO4 + 2 H2SO4 = 4 Mn + 2 K2SO4 + 2 H2O + 7 O2
PbS + C = CS2 + Pb =>
2 PbS + C = CS2 + 2 Pb
SO3{2-} + Cr2O7{2-} + H{+} = Cr3{+} + SO4{2-} + H2O =>
17 SO3{2-} + 3 Cr2O7{2-} + 8 H{+} = 2 Cr3{+} + 17 SO4{2-} + 4 H2O
Mg(CH3COO)2 + H2SO4 = MgSO4 + CH3COOH =>
Mg(CH3COO)2 + H2SO4 = MgSO4 + 2 CH3COOH
Fe{3+} + C2O4{-2} = [Fe(C2O4)3]{-3} =>
Fe{3+} + 3 C2O4{-2} = [Fe(C2O4)3]{-3}
HBr(l) + Ca(s)(OH)2 = H2O + CaBr2 =>
2 HBr(l) + Ca(s)(OH)2 = 2 H2O + CaBr2
ZnSO4 + H2O + CO2 = ZnCO3 + H2SO4 =>
ZnSO4 + H2O + CO2 = ZnCO3 + H2SO4
Ka + H2O = KaH2O =>
Ka + H2O = KaH2O
HCOOC2H5 + H2O = CH3COOH + CH3OH =>
HCOOC2H5 + H2O = CH3COOH + CH3OH
Ca(OH)2 + Na2SO4 = CaSO4 + Na(OH) =>
Ca(OH)2 + Na2SO4 = CaSO4 + 2 Na(OH)
CaCl2(aq) + Na2CO3(aq) = NaCl(s) + CaCO3(s) =>
CaCl2(aq) + Na2CO3(aq) = 2 NaCl(s) + CaCO3(s)
AgNO3 + NH2OH = Ag + H2O + NO =>
3 AgNO3 + 4 NH2OH = 3 Ag + 6 H2O + 7 NO
HOOC(COH)2COOH + KOH = HOOC(COH)2COOK + HOH =>
HOOC(COH)2COOH + KOH = HOOC(COH)2COOK + HOH
Ag + Na2SO4 = AgNa2SO4 =>
Ag + Na2SO4 = AgNa2SO4
RbCl + O = RbClO =>
RbCl + O = RbClO
C17H33COOH + Br2 = C17H33Br2COOH =>
C17H33COOH + Br2 = C17H33Br2COOH
K4Fe(CN)6 + H2SO4 + KMnO4 = Fe2((SO)4)3 + CO2 + HNO3 + H2O + MnSO4 + K2SO4 =>
10 K4Fe(CN)6 + 182 H2SO4 + 68 KMnO4 = 5 Fe2((SO)4)3 + 60 CO2 + 60 HNO3 + 152 H2O + 68 MnSO4 + 54 K2SO4
Cr2O3 + K2Co3 + NaNO3 = Co2 + K2CrO4 + NaNO2 =>
Cr2O3 + 2 K2Co3 + 5 NaNO3 = 3 Co2 + 2 K2CrO4 + 5 NaNO2
Mg + Fe2O4 = Fe + MgO =>
4 Mg + Fe2O4 = 2 Fe + 4 MgO
FeS + HNO3 = Fe(NO3)3 + Fe2(SO4)3 + H2O + NO =>
3 FeS + 12 HNO3 = Fe(NO3)3 + Fe2(SO4)3 + 6 H2O + 9 NO
Pb(NO3)2 + Pd = Pd(NO3)2 + Pb =>
Pb(NO3)2 + Pd = Pd(NO3)2 + Pb
NaCO3 + HC2H3O2 = NaC3H2 + H2O + CO2 =>
NaCO3 + 2 HC2H3O2 = NaC3H2 + 3 H2O + 2 CO2
Na2Se + GaCl3 = NaCl + Ga2Se3 =>
3 Na2Se + 2 GaCl3 = 6 NaCl + Ga2Se3
FeNO3 + NaCO4 = FeCO4 + NaNO3 =>
FeNO3 + NaCO4 = FeCO4 + NaNO3
KIO4 + KI + HCl = H2O + I2 + KCl =>
KIO4 + 7 KI + 8 HCl = 4 H2O + 4 I2 + 8 KCl
MnO2 + Cl2 = MnCl5 + O2 =>
2 MnO2 + 5 Cl2 = 2 MnCl5 + 2 O2
Al + FeO = Fe + AlO =>
Al + FeO = Fe + AlO
CCl2 + KOH + KClO3 = CO2O3 + KCl + H2O =>
3 CCl2 + 6 KOH + 4 KClO3 = 3 CO2O3 + 10 KCl + 3 H2O
CuCl + NH3 = Cu(NH3)2Cl =>
CuCl + 2 NH3 = Cu(NH3)2Cl
ZnCO3(s) + H2SO4(aq) = CO2 + H2O + ZnSO4 =>
ZnCO3(s) + H2SO4(aq) = CO2 + H2O + ZnSO4
AlP + Zn3N2 = AlN + Zn3P2 =>
2 AlP + Zn3N2 = 2 AlN + Zn3P2
Na2SO4 + C = Na2S + CO =>
Na2SO4 + 4 C = Na2S + 4 CO
Fe2O3 + Al = Fe2Al3 + O =>
Fe2O3 + 3 Al = Fe2Al3 + 3 O
S2O3{2-} + IO3{-} + H{+} = S4O6{2-} + I{-} + H2O =>
6 S2O3{2-} + IO3{-} + 6 H{+} = 3 S4O6{2-} + I{-} + 3 H2O
KCl(aq) + Mg(NO3)2(aq) = K(NO3)2 + MgCl =>
KCl(aq) + Mg(NO3)2(aq) = K(NO3)2 + MgCl
Na + H2O = Na(OH)2 + H2 =>
Na + 2 H2O = Na(OH)2 + H2
H2O + S2{-} = HS + O{-} =>
H2O + S2{-} = 2 HS + O{-}
KMnO4 + NaOH + C12H22O11 = MnO2 + NaC6H11O7 + K2MnO4 + H2O =>
2 KMnO4 + 2 NaOH + C12H22O11 = MnO2 + 2 NaC6H11O7 + K2MnO4 + H2O
Na(s) + KNO3 = K2O + Na2O + N2 =>
10 Na(s) + 2 KNO3 = K2O + 5 Na2O + N2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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