| Équations équilibrées la veille | Équations équilibrées le lendemain |
ZnCl2 + 4 NaOH = Na2Zn(OH)4 + 2 NaCl
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cr2O7{-2} + I{-} + H3O{+} = Cr{+3} + I2 + H2O =>
Cr2O7{-2} + 6 I{-} + 14 H3O{+} = 2 Cr{+3} + 3 I2 + 21 H2O
Na2SO4 + CaCO3 + C = CO + CaS + Na2CO3 =>
Na2SO4 + CaCO3 + 4 C = 4 CO + CaS + Na2CO3
Zn + K2Cr2O7 + H2SO4 = ZnSO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 Zn + K2Cr2O7 + 7 H2SO4 = 3 ZnSO4 + Cr2(SO4)3 + K2SO4 + 7 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
CH3OH + O2 = CH2O + H2O =>
2 CH3OH + O2 = 2 CH2O + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al(NO3)3 + H2SO4 = Al2(SO4)3 + HNO3 =>
2 Al(NO3)3 + 3 H2SO4 = Al2(SO4)3 + 6 HNO3
Fe + O = Fe2O =>
2 Fe + O = Fe2O
Fe + O = Fe2O3 =>
2 Fe + 3 O = Fe2O3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Zn + KOH = K2ZnO2 + H2 =>
Zn + 2 KOH = K2ZnO2 + H2
C7H16O + O2 = CO2 + H2O =>
2 C7H16O + 21 O2 = 14 CO2 + 16 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Al(OH)3 + HCl = H2O + AlCl3 =>
Al(OH)3 + 3 HCl = 3 H2O + AlCl3
CaCO3 + NaF = CaF + NaCO3 =>
CaCO3 + NaF = CaF + NaCO3
Cr{3+} + Cl2 + OH{-} = CrO4{2-} + Cl{-} + H2O =>
2 Cr{3+} + 3 Cl2 + 16 OH{-} = 2 CrO4{2-} + 6 Cl{-} + 8 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Fe + Zn(C7H5O2)2 = Fe(C7H5O2)3 + Zn =>
2 Fe + 3 Zn(C7H5O2)2 = 2 Fe(C7H5O2)3 + 3 Zn
PCl5 + H2O = POCl3 + HCl =>
PCl5 + H2O = POCl3 + 2 HCl
Al(OH)3 + HBr = H2O + AlBr3 =>
Al(OH)3 + 3 HBr = 3 H2O + AlBr3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
H3C6H5O7 + NaHCO3 = Na3C6H5O7 + CO2 + H2O =>
H3C6H5O7 + 3 NaHCO3 = Na3C6H5O7 + 3 CO2 + 3 H2O
O2 + PCl3 + H2O = H3PO4 + HCl =>
O2 + 2 PCl3 + 6 H2O = 2 H3PO4 + 6 HCl
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Pb(NO3)2 + K2S = PbS + KNO3 =>
Pb(NO3)2 + K2S = PbS + 2 KNO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH3CH2CHCH3CH2OH + Cr2O7 = CH3CH2CHCH3COOH + Cr + H2O =>
7 CH3CH2CHCH3CH2OH + 2 Cr2O7 = 7 CH3CH2CHCH3COOH + 4 Cr + 7 H2O
Na2S4O6*2H2O + KIO3 + HCl = Na2SO4 + KICl2 + H2O + H2SO4 =>
2 Na2S4O6*2H2O + 7 KIO3 + 14 HCl = 2 Na2SO4 + 7 KICl2 + 5 H2O + 6 H2SO4
K2SO4 + FeCl3 = KCl + Fe2(SO4)3 =>
3 K2SO4 + 2 FeCl3 = 6 KCl + Fe2(SO4)3
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
KMnO4 + H2SO3 = MnSO4 + K2SO4 + H2SO4 + H2O =>
2 KMnO4 + 5 H2SO3 = 2 MnSO4 + K2SO4 + 2 H2SO4 + 3 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
C6H14 + O = CO2 + H2O =>
C6H14 + 19 O = 6 CO2 + 7 H2O
Pb(NO3)2 + CuSO4 = PbSO4 + Cu(NO3)2 =>
Pb(NO3)2 + CuSO4 = PbSO4 + Cu(NO3)2
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
C3H8(g) + O2(g) = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
FeCl3 + H2S = FeCl2 + S + HCl =>
2 FeCl3 + H2S = 2 FeCl2 + S + 2 HCl
ZnS + O2 = ZnO + S =>
2 ZnS + O2 = 2 ZnO + 2 S
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
PbO + NH3 = Pb + H2O + N2 =>
3 PbO + 2 NH3 = 3 Pb + 3 H2O + N2
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Al2Br3 + Cl2 = Al3Cl + Br2 =>
6 Al2Br3 + 2 Cl2 = 4 Al3Cl + 9 Br2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/30/12
Équations équilibrées sur05/30/11
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