| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 SO3{2-} + 2 H2O = 2 S2O4{2-} + 4 OH{-} + O2
Ba(NO3)2(aq)NaCl(aq) = BaCl + Na(NO3)2 =>
Ba(NO3)2(aq)NaCl(aq) = BaCl + Na(NO3)2
KMnO4(s) + HCl(aq) = KCl(aq) + MnCl2(aq) + Cl2(g) + H2O(l) =>
2 KMnO4(s) + 16 HCl(aq) = 2 KCl(aq) + 2 MnCl2(aq) + 5 Cl2(g) + 8 H2O(l)
KMnO4 + HCl + NaNO2 = NaNO3 + KCl + MnCl2 + H2 =>
2 KMnO4 + 6 HCl + 8 NaNO2 = 8 NaNO3 + 2 KCl + 2 MnCl2 + 3 H2
FeCO3 + H3PO4 = HOH + CO2 + Fe3(PO4)2 =>
3 FeCO3 + 2 H3PO4 = 3 HOH + 3 CO2 + Fe3(PO4)2
KMnO7 + H2SO4 + Na2SO3 = K2SO4 + Na2SO4 + MnSO4 + H2O =>
2 KMnO7 + 3 H2SO4 + 11 Na2SO3 = K2SO4 + 11 Na2SO4 + 2 MnSO4 + 3 H2O
H2S(aq) + Ca(OH)2(aq) = H2O(l) + CaS(aq) =>
H2S(aq) + Ca(OH)2(aq) = 2 H2O(l) + CaS(aq)
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
Mg(NO3)2(aq) + NaOH(aq) = Mg(OH)2(s) + NaNO3(aq) =>
Mg(NO3)2(aq) + 2 NaOH(aq) = Mg(OH)2(s) + 2 NaNO3(aq)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NO(g) + H2(g) = NH3(g) + H2O(g) =>
2 NO(g) + 5 H2(g) = 2 NH3(g) + 2 H2O(g)
C6H12O2 + O2 = C6H10O4 + H2O =>
2 C6H12O2 + 3 O2 = 2 C6H10O4 + 2 H2O
Fe + Ni2{+} = Fe2{+} + Ni =>
2 Fe + Ni2{+} = Fe2{+} + 2 Ni
Cr(OH)3 + KOH = K[Cr(OH)4] =>
Cr(OH)3 + KOH = K[Cr(OH)4]
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Li2CO3(aq) + MoBr6(aq) = LiBr(aq) + Mo2(CO3)6(s) =>
6 Li2CO3(aq) + 2 MoBr6(aq) = 12 LiBr(aq) + Mo2(CO3)6(s)
ZnCl2(aq) + NaOH(aq) = NaCl + Zn(OH)2 =>
ZnCl2(aq) + 2 NaOH(aq) = 2 NaCl + Zn(OH)2
Al + Br = AlBr3 =>
Al + 3 Br = AlBr3
Al2Si4O10(OH)2 + NaOH = Na2SiO3 + NaAlO2 + H2O =>
Al2Si4O10(OH)2 + 10 NaOH = 4 Na2SiO3 + 2 NaAlO2 + 6 H2O
HNO3 + HF = NO2 + F + H2O =>
HNO3 + HF = NO2 + F + H2O
H{+} + S2O3{2-} + Sb2O5 = SbO{+} + H2SO3 =>
4 H{+} + S2O3{2-} + Sb2O5 = 2 SbO{+} + 2 H2SO3
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
Al + Co = AlCo =>
Al + Co = AlCo
Mg = Mg2{+} + e =>
2 Mg = Mg2{+} + e
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Fe + I2 = FeI2 =>
Fe + I2 = FeI2
NaI + Cl2 = NaCl + I2 =>
2 NaI + Cl2 = 2 NaCl + I2
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
C10H12O + Br2 = C10H11BrO + HBr =>
C10H12O + Br2 = C10H11BrO + HBr
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
Al + H2O2 = AlO + H2 =>
2 Al + H2O2 = 2 AlO + H2
Gd + ZnO + P = GdZnPO =>
Gd + ZnO + P = GdZnPO
HC2H3O2(aq) + KOH(aq) = KC2H3O2 + H2O =>
HC2H3O2(aq) + KOH(aq) = KC2H3O2 + H2O
Cu + (NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu + (NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
Cd(No3)2 + Na2S = CdS + NaNo3 =>
Cd(No3)2 + Na2S = CdS + 2 NaNo3
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
Cu2S + H2SO4 = Cu0 + SO2 + H2O =>
Cu2S + 2 H2SO4 = 2 Cu0 + 3 SO2 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Pb3O4 = Pb + O2 =>
Pb3O4 = 3 Pb + 2 O2
C7H6O2 + C3H8O = C10H14O2 + H2O =>
15 C7H6O2 + 25 C3H8O = 18 C10H14O2 + 19 H2O
PbO + NaOH = (Na2Pb)O2 + H2O =>
PbO + 2 NaOH = (Na2Pb)O2 + H2O
K3[Fe(C2O4)3] + KOH = FeO(OH) + K2C2O4 + H2O =>
K3[Fe(C2O4)3] + 3 KOH = FeO(OH) + 3 K2C2O4 + H2O
Be + HNO3 = Be(NO3)2 + NH3 + H2O =>
4 Be + 9 HNO3 = 4 Be(NO3)2 + NH3 + 3 H2O
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
CaO + H2 = CaOH2 =>
CaO + H2 = CaOH2
Na3P = Na + P =>
Na3P = 3 Na + P
HNO3 + Bi(OH)5 = Bi(NO3)5 + H2O =>
5 HNO3 + Bi(OH)5 = Bi(NO3)5 + 5 H2O
As2S3 + HNO3 + H2H = H2S + As(OH)3 + NO =>
As2S3 + 3 HNO3 + 3 H2H = 3 H2S + 2 As(OH)3 + 3 NO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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