| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 C8H7NO3 + NaBH4 + 4 H2O = 4 C8H9NO3 + NaB(OH)4
CaS + HNO3 = Ca(NO3)2 + S + H =>
CaS + 2 HNO3 = Ca(NO3)2 + S + 2 H
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
(AlBr3) + (Cl2) = (AlCl3) + (Br2) =>
2(AlBr3) + 3(Cl2) = 2(AlCl3) + 3(Br2)
B(OH)3 + NaCl = NaOH + BCl3 =>
B(OH)3 + 3 NaCl = 3 NaOH + BCl3
Fe(NO3)2 + O2 + H2O = Fe(NO3)2OH =>
4 Fe(NO3)2 + O2 + 2 H2O = 4 Fe(NO3)2OH
HCl + ammonia = ammoniumchloride =>
HCl + NH3 = NH4Cl
FeCl3 + Pb(C2H3O2)2 = Fe(C2H3O2)2 + PbCl3 =>
FeCl3 + Pb(C2H3O2)2 = Fe(C2H3O2)2 + PbCl3
K2MnO4 + H2SO4 + FeSO4 = MnSO4 + Fe2(SO4)3 + K2SO4 + H2O =>
K2MnO4 + 4 H2SO4 + 4 FeSO4 = MnSO4 + 2 Fe2(SO4)3 + K2SO4 + 4 H2O
Na2CO3 + HNO3 = NaNO3 + CO2 + H2O =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + CO2 + H2O
CH3CH2CH2CHCHCH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CHCHCH2CH3 + 21 O2 = 14 CO2 + 14 H2O
CaCl2 + HCl = Ca(HCl2) + Cl2 =>
2 CaCl2 + 2 HCl = 2 Ca(HCl2) + Cl2
Ti + TiO2 + TiCl3 = TiOCl =>
Ti + 3 TiO2 + 2 TiCl3 = 6 TiOCl
H2SiO3 = SiO2 + H2O =>
H2SiO3 = SiO2 + H2O
Fe(aq) + OH(aq) = Fe(OH)2(s) =>
Fe(aq) + 2 OH(aq) = Fe(OH)2(s)
MnO4{-}(aq) + CH3OH(aq) + H{+}(aq) = Mn{2}(aq) + HCO2H(aq) + H2O(l) =>
4 MnO4{-}(aq) + 5 CH3OH(aq) + 12 H{+}(aq) = 4 Mn{2}(aq) + 5 HCO2H(aq) + 11 H2O(l)
CaBr2 + Cl2 = Ca2Cl + Br =>
4 CaBr2 + Cl2 = 2 Ca2Cl + 8 Br
Cu + HNO3 = CuNO3 + H2O + NH4NO3 =>
8 Cu + 10 HNO3 = 8 CuNO3 + 3 H2O + NH4NO3
Sn(CO3)2 + Br2 = SnBr4 + CO2 + O2 =>
Sn(CO3)2 + 2 Br2 = SnBr4 + 2 CO2 + O2
Li2SO4 + Ba(ClO3)2 = LiClO3 + BaSO4 =>
Li2SO4 + Ba(ClO3)2 = 2 LiClO3 + BaSO4
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
OH{-} + C8H5O4{-} = C8H4O4{2-} + H2O =>
OH{-} + C8H5O4{-} = C8H4O4{2-} + H2O
Pb(NO3)2 + Na2CrO4 = PbCrO4(s) + NaNO3(aq) =>
Pb(NO3)2 + Na2CrO4 = PbCrO4(s) + 2 NaNO3(aq)
Ca(ClO4)2 = Ca + ClO4 =>
Ca(ClO4)2 = Ca + 2 ClO4
Cr(OH)3 + Pb(ClO3)2 = Pb(OH)2 + Cr(ClO3)3 =>
2 Cr(OH)3 + 3 Pb(ClO3)2 = 3 Pb(OH)2 + 2 Cr(ClO3)3
Cs{+} + NaI + NaBiI4 = Cs3Bi2I9 + Na{+} =>
3 Cs{+} + NaI + 2 NaBiI4 = Cs3Bi2I9 + 3 Na{+}
Ca(NO3)2(aq) + LiI(aq) = CaI2 + LiNO3(aq) =>
Ca(NO3)2(aq) + 2 LiI(aq) = CaI2 + 2 LiNO3(aq)
FeOAl = FeAlO =>
FeOAl = FeAlO
CH2CHCH2CH2OH + Na = CH2CHCH2CH2ONa + H2 =>
2 CH2CHCH2CH2OH + 2 Na = 2 CH2CHCH2CH2ONa + H2
C5H10 + O2 = CO + H2O =>
C5H10 + 5 O2 = 5 CO + 5 H2O
CuS + HCl = CuCl2 + H2S =>
CuS + 2 HCl = CuCl2 + H2S
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Pb(s) + AuF(aq) = Au(s) + PbF4(aq) =>
Pb(s) + 4 AuF(aq) = 4 Au(s) + PbF4(aq)
As3O6 + Cl2 + H2O = H3AsO4 + HCl =>
2 As3O6 + 3 Cl2 + 12 H2O = 6 H3AsO4 + 6 HCl
LiSO4 + CaCl2 = LiCl2 + CaSO4 =>
LiSO4 + CaCl2 = LiCl2 + CaSO4
HS + Cd(NO3) = H(NO3) + CdS =>
HS + Cd(NO3) = H(NO3) + CdS
Sb2S3(s) + O2(g) = SbO3(S) + SO2(g) =>
Sb2S3(s) + 4 O2(g) = 2 SbO3(S) + SO2(g)
HgO4 + H2 = Hg + H2O =>
HgO4 + 4 H2 = Hg + 4 H2O
K2CrO4 + K2S203 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 =>
1220 K2CrO4 + 3 K2S203 + 2444 H2SO4 = 610 Cr2(SO4)3 + 2444 H2O + 1223 K2SO4
C9H8O2 + C2H5OH = C11H12O2 + H2O =>
C9H8O2 + C2H5OH = C11H12O2 + H2O
C + Te = CTe2 =>
C + 2 Te = CTe2
CaBr2 + Cl2 = Ca2Cl + Br =>
4 CaBr2 + Cl2 = 2 Ca2Cl + 8 Br
MgBr2 + Pb(NO3) = MgNO3 + PbBr2 =>
MgBr2 + Pb(NO3) = MgNO3 + PbBr2
Co + Co(OH)3 = Co(OH)2 =>
Co + 2 Co(OH)3 = 3 Co(OH)2
Pb(NO3)2 + GeCl3 = Ge(NO3)3 + PbCl2 =>
3 Pb(NO3)2 + 2 GeCl3 = 2 Ge(NO3)3 + 3 PbCl2
KNa + Mn(NaO3)2 = K(NaO3)2 + MnNa =>
KNa + Mn(NaO3)2 = K(NaO3)2 + MnNa
CaCl2 + HBr = CaBr2 + HCl =>
CaCl2 + 2 HBr = CaBr2 + 2 HCl
CN{-} + Cu{2+} = Cu(CN)3{2-} + (CN)2 =>
8 CN{-} + 2 Cu{2+} = 2 Cu(CN)3{2-} + (CN)2
[Ag(NH3)2]OH + C6H12O6 = Ag + NH3 + C5H6(OH)5COOH + H2O =>
2[Ag(NH3)2]OH + C6H12O6 = 2 Ag + 4 NH3 + C5H6(OH)5COOH + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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