Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CaCO3 + HNO3 = Ca(NO3)2 + H2CO3 =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + H2CO3
CaCO3 + HNO3 = H2O + CO2 + Ca(NO3)2 =>
CaCO3 + 2 HNO3 = H2O + CO2 + Ca(NO3)2
FeCrO4 + K2CO3 + O2 = Fe2O3 + K2CrO4 + CO2 =>
4 FeCrO4 + 4 K2CO3 + O2 = 2 Fe2O3 + 4 K2CrO4 + 4 CO2
CH3CH2Br + AgNO3 = CH3CH2NO3 + AgBr =>
CH3CH2Br + AgNO3 = CH3CH2NO3 + AgBr
CrI3 + Cl2 + OH{-} = CrO4{2-} + IO4{1-} + Cl{1-} + H2O =>
2 CrI3 + 27 Cl2 + 64 OH{-} = 2 CrO4{2-} + 6 IO4{1-} + 54 Cl{1-} + 32 H2O
Hg + NO3{1-} + H{1+} = Hg2{2+} + NO + OH{-} =>
6 Hg + 2 NO3{1-} + 4 H{1+} = 3 Hg2{2+} + 2 NO + 4 OH{-}
OH{-} + Cr(OH)3 + Br2 = Br{-} + CrO4{2-} + H2O =>
10 OH{-} + 2 Cr(OH)3 + 3 Br2 = 6 Br{-} + 2 CrO4{2-} + 8 H2O
Be + SO3{2-} = S2O3{2-} + Be2O3{2-} =>
2 Be + 2 SO3{2-} = S2O3{2-} + Be2O3{2-}
H2O2 = O2 + H2 =>
H2O2 = O2 + H2
H2O2 = O + H =>
H2O2 = 2 O + 2 H
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
H2O + H2BO3{-} + Al = BH4{-} + H2AlO3{-} + H{+} =>
15 H2O + 3 H2BO3{-} + 8 Al = 3 BH4{-} + 8 H2AlO3{-} + 8 H{+}
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
CuCl2 + NaOH = NaCl + Cu(OH)2 =>
CuCl2 + 2 NaOH = 2 NaCl + Cu(OH)2
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
Na + O2 = NaO2 =>
Na + O2 = NaO2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Na2SO4 + Al(OH)3 = Al2(SO4)3 + NaOH =>
3 Na2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 NaOH
CuCl2 + NaOH = NaCl + Cu(OH)2 =>
CuCl2 + 2 NaOH = 2 NaCl + Cu(OH)2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
FeO3 + CO = Fe + CO2 =>
FeO3 + 3 CO = Fe + 3 CO2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
(NH4)2SO4 + NaOH = Na2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 NaOH = Na2SO4 + 2 NH3 + 2 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
CH3OH + CuO = HCHO + H2O + Cu =>
CH3OH + CuO = HCHO + H2O + Cu
CH3CHOHCH3 + CuO = CH3COCH3 + H2O + Cu =>
CH3CHOHCH3 + CuO = CH3COCH3 + H2O + Cu
C2H5OH + O2 = CH3CHO + H2O =>
2 C2H5OH + O2 = 2 CH3CHO + 2 H2O
C2H5OH + H{+} + Cr2O7{2-} = CH3COOH + H2O + Cr{3+} =>
3 C2H5OH + 16 H{+} + 2 Cr2O7{2-} = 3 CH3COOH + 11 H2O + 4 Cr{3+}
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
A1 + Fe3O4 = A12O3 + Fe =>
48 A1 + 3 Fe3O4 = 4 A12O3 + 9 Fe
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
CH3OH + CuO = HCHO + H2O + Cu =>
CH3OH + CuO = HCHO + H2O + Cu
H2O + As2S3 + NO3 = H3AsO4 + NO + S8 =>
24 H2O + 8 As2S3 + 20 NO3 = 16 H3AsO4 + 20 NO + 3 S8
CH3CHOHCH3 + CuO = CH3COCH3 + H2O + Cu =>
CH3CHOHCH3 + CuO = CH3COCH3 + H2O + Cu
H2O + As2S3 + NO3 = H3AsO4 + NO + S8 =>
24 H2O + 8 As2S3 + 20 NO3 = 16 H3AsO4 + 20 NO + 3 S8
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
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Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/08/07
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