| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 C2H4 + 2 KMgO4 + 6 H2O = 5 C2H4(OH)2 + 2 MgO + 2 KOH
KCrO2 + H2SO4 = K2SO4 + CrSO4 + H2O + O2 =>
4 KCrO2 + 6 H2SO4 = 2 K2SO4 + 4 CrSO4 + 6 H2O + O2
CaCl2 + HCl = CaCl3H =>
CaCl2 + HCl = CaCl3H
Na3[Cr(OH)6] + HClO = Na2CrO4 + NaCl + H2O + CrCl2 =>
12 Na3[Cr(OH)6] + 16 HClO = 11 Na2CrO4 + 14 NaCl + 44 H2O + CrCl2
Co(OH)2 + H2O2 = Co3O4 + H2O =>
3 Co(OH)2 + H2O2 = Co3O4 + 4 H2O
Cu2CO3(OH)2 + NH4OH = CuCO3 + [Cu(NH3)4] + OH + H2O =>
Cu2CO3(OH)2 + 4 NH4OH = CuCO3 + [Cu(NH3)4] + 2 OH + 4 H2O
H2S + Cl2 = SCl2 + HCl =>
H2S + 2 Cl2 = SCl2 + 2 HCl
Sr + Br2 = SrBr =>
2 Sr + Br2 = 2 SrBr
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CH3COOH + Na2CO3 = NaHC + H2O + CO2 =>
3 CH3COOH + 2 Na2CO3 = 4 NaHC + 4 H2O + 4 CO2
Zn{2+} + OH{-) = Zn(OH)2 =>
Zn{2+} + 2 OH{-) = Zn(OH)2
Na2SO3 + HCl = NaCl + H2SO3 = SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2SO3
CdCl2 + Na2CO3 + H2O = NaCl + Cd(OH)2 + CO2 =>
CdCl2 + Na2CO3 + H2O = 2 NaCl + Cd(OH)2 + CO2
FeCl3 + CH3COONa + C5H8O2 = Fe(C5H7O2)3 + NaCl + CH3COOH =>
FeCl3 + 3 CH3COONa + 3 C5H8O2 = Fe(C5H7O2)3 + 3 NaCl + 3 CH3COOH
Mn(NO3)2 + NH4OH + H2O = MnOH + NHO3 =>
8 Mn(NO3)2 + NH4OH + 10 H2O = 8 MnOH + 17 NHO3
S + N2 = N2S =>
S + N2 = N2S
Fe + N2 = Fe3N2 =>
3 Fe + N2 = Fe3N2
H2CO3 + Ca(OH)2 = CaCO3 + H2O =>
H2CO3 + Ca(OH)2 = CaCO3 + 2 H2O
{-}methyl{-}2{-}butanol = {-}methyl{-}2{-}butene =>
{-}methyl{-}2{-}butanol = {-}methyl{-}2{-}butene
CO2 + HNO3 = NO3 + C + H2O =>
CO2 + 4 HNO3 = 4 NO3 + C + 2 H2O
(NH4)2 + CrO7 = N2 + Cr2O3 + H2O =>
11(NH4)2 + 8 CrO7 = 11 N2 + 4 Cr2O3 + 44 H2O
Pb(NO3)2 + HCl = PbCl2 + HNO3 =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 HNO3
H2S + H2SO3 = S + H2O =>
2 H2S + H2SO3 = 3 S + 3 H2O
KCI + NaCl = KCl + NaCI =>
KCI + NaCl = KCl + NaCI
{-} + H{+} + KMnO4 = MnO2 + K{+} + H2O =>
3e + 4 H{+} + KMnO4 = MnO2 + K{+} + 2 H2O
NiI3 = I2 + Ni =>
2 NiI3 = 3 I2 + 2 Ni
Cr2O3 + H2 = Cr + H2O =>
Cr2O3 + 3 H2 = 2 Cr + 3 H2O
As2S3 + NaNO3 + Na2CO3 + H2O = Na3AsO4 + NaHSO4 + NaNO2 + CO2 =>
2 As2S3 + 28 NaNO3 + 9 Na2CO3 + 3 H2O = 4 Na3AsO4 + 6 NaHSO4 + 28 NaNO2 + 9 CO2
AgS + HNO3 + HCl = S + AgCl + NO + H2O =>
3 AgS + HNO3 + 3 HCl = 3 S + 3 AgCl + NO + 2 H2O
C2H4O2 + CuO = Cu(C2H3O2)2 + H2O =>
2 C2H4O2 + CuO = Cu(C2H3O2)2 + H2O
KCl + KMnO4 + H2SO4 = Cl + K2SO4 + MnSO4 + H2O =>
5 KCl + KMnO4 + 4 H2SO4 = 5 Cl + 3 K2SO4 + MnSO4 + 4 H2O
MgCl2 + K2SO4 = Mg2(SO4)2 + KCl =>
2 MgCl2 + 2 K2SO4 = Mg2(SO4)2 + 4 KCl
C6H5COOH + H2O = C6H5COO{-} + H3O{+} =>
C6H5COOH + H2O = C6H5COO{-} + H3O{+}
CnO = Cn + O2 =>
2 CnO = 2 Cn + O2
CH3COOH + KMnO4 + H2SO4 = HCOOH + MnSO4 + K2SO4 + H2O =>
5 CH3COOH + 4 KMnO4 + 6 H2SO4 = 10 HCOOH + 4 MnSO4 + 2 K2SO4 + 6 H2O
O2 + HCl = H3O + Cl2 =>
O2 + 6 HCl = 2 H3O + 3 Cl2
CuSO4 + KOH + C6H12O6 = K2SO4 + Cu2O + C6H12O7 + H3O =>
6 CuSO4 + 12 KOH + 5 C6H12O6 = 6 K2SO4 + 3 Cu2O + 5 C6H12O7 + 4 H3O
Cs(OH) + HI = CsI + H2O =>
Cs(OH) + HI = CsI + H2O
Ba + HNO3 = NH4NO3 + Ba(NO3)2 + H2O =>
4 Ba + 10 HNO3 = NH4NO3 + 4 Ba(NO3)2 + 3 H2O
Cu(OH){-2} = CuO + H{-2}O =>
Cu(OH){-2} = CuO + H{-2}O
Na2SiO3 + H2O = HSiO3 + Na2OH =>
Na2SiO3 + H2O = HSiO3 + Na2OH
FeS + HCl = H2S + Fe(Cl2) =>
FeS + 2 HCl = H2S + Fe(Cl2)
Pb + HNO3 = H2O + Pb(NO3)2 + NO2 =>
Pb + 4 HNO3 = 2 H2O + Pb(NO3)2 + 2 NO2
Fe2O3 + NaOH = Fe(OH)3 + Na2O =>
Fe2O3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2O
NaCl + BaI = NaI + BaCl =>
NaCl + BaI = NaI + BaCl
C5H11N + HCl = C5Cl + H12N =>
C5H11N + HCl = C5Cl + H12N
Fe(HSO3)(NO2) + Pb(MnO4)4 + H2SO4 = Fe2(SO4)3 + Fe(NO3)3 + MnSO4 + PbSO4 + H2O =>
66 Fe(HSO3)(NO2) + 15 Pb(MnO4)4 + 75 H2SO4 = 22 Fe2(SO4)3 + 22 Fe(NO3)3 + 60 MnSO4 + 15 PbSO4 + 108 H2O
P2H4O7 = P2 + H4 + O7 =>
P2H4O7 = P2 + H4 + O7
Ca(s) + O2(g) = CaO(s) =>
2 Ca(s) + O2(g) = 2 CaO(s)
Cu(OH)2 + NH4NO3 + NH4OH = (Cu(NH3)4)NO3 + H2O =>
8 Cu(OH)2 + 7 NH4NO3 + 26 NH4OH = 8(Cu(NH3)4)NO3 + 39 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/24/25
Équations équilibrées sur04/23/24
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