| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
Fe + O2 = Fe(O2)3 =>
Fe + 3 O2 = Fe(O2)3
C(CH2ONO2)4 = C + CH2 + ONO2 =>
C(CH2ONO2)4 = C + 4 CH2 + 4 ONO2
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Al(NO3)3 + K2Cr2O7 = Al2(Cr2O7)3 + KNO3 =>
2 Al(NO3)3 + 3 K2Cr2O7 = Al2(Cr2O7)3 + 6 KNO3
LiOH + H2SO3 = LiHSO3 + H2O =>
LiOH + H2SO3 = LiHSO3 + H2O
FeCl2 + HNO3 + HCl = FeCl3 + NO + H2O =>
3 FeCl2 + HNO3 + 3 HCl = 3 FeCl3 + NO + 2 H2O
C7H8O = C + H + O =>
C7H8O = 7 C + 8 H + O
Ni + HNO3 = Ni(NO3)2 + NO + H2O =>
3 Ni + 8 HNO3 = 3 Ni(NO3)2 + 2 NO + 4 H2O
Ca(CH3COO)2 + CrO3 + CH3CH2OH = CaCrO4 + CH3CH3 + CH3COOH =>
Ca(CH3COO)2 + CrO3 + 3 CH3CH2OH = CaCrO4 + 2 CH3CH3 + 3 CH3COOH
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
S{2-} + H2O = OH{-} + H2S =>
S{2-} + 2 H2O = 2 OH{-} + H2S
FeCI + NaOH = FeOH + NaCI =>
FeCI + NaOH = FeOH + NaCI
C6H8O + NaHCO3 = H2O + CO2 + Na3C6H5O7 =>
3 C6H8O + 15 NaHCO3 = 7 H2O + 3 CO2 + 5 Na3C6H5O7
FeCl2 + HNO3 + HCl = FeCl3 + NO + H2O =>
3 FeCl2 + HNO3 + 3 HCl = 3 FeCl3 + NO + 2 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
C6H8O7 + Na2CO3 = H2O + CO2 + Na3C6H5O7 =>
2 C6H8O7 + 3 Na2CO3 = 3 H2O + 3 CO2 + 2 Na3C6H5O7
C + O2 = CO2 =>
C + O2 = CO2
AgNO + NaCI = AgCI + NaNO =>
AgNO + NaCI = AgCI + NaNO
Al + H3O{+} = Al{3+} + H2 + H2O =>
2 Al + 6 H3O{+} = 2 Al{3+} + 3 H2 + 6 H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe2O3 + CO = FeO + CO2 =>
Fe2O3 + CO = 2 FeO + CO2
Na2CO3 + H{+} = Na{+} + H2O + CO2 =>
Na2CO3 + 2 H{+} = 2 Na{+} + H2O + CO2
KNO3 + C7H8O = K + NO + H2O4 + C =>
15 KNO3 + 2 C7H8O = 15 K + 15 NO + 8 H2O4 + 14 C
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C6H12O6 = C2H6O + CO2 =>
C6H12O6 = 2 C2H6O + 2 CO2
CuSO4 + KI = CuI2 + K2SO4 =>
CuSO4 + 2 KI = CuI2 + K2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
BaCl2 + K2CrO4 = Ba2(CrO4)2 + KCl =>
2 BaCl2 + 2 K2CrO4 = Ba2(CrO4)2 + 4 KCl
S + CO = SO2 + C =>
S + 2 CO = SO2 + 2 C
Zn + HNO3 = N2O3 + Zn(NO3)2 + H2O =>
2 Zn + 6 HNO3 = N2O3 + 2 Zn(NO3)2 + 3 H2O
NH3 + Cl2 = N2H4 + NH4Cl =>
4 NH3 + Cl2 = N2H4 + 2 NH4Cl
KNO3 + C7H8O = K2 + NO + H2O4 + C =>
30 KNO3 + 4 C7H8O = 15 K2 + 30 NO + 16 H2O4 + 28 C
Ca + HNO3 = Ca(NO3)2 + NH3 + H2O =>
4 Ca + 9 HNO3 = 4 Ca(NO3)2 + NH3 + 3 H2O
Na + HNO3 = NaNO3 + NH3 + H2O =>
8 Na + 9 HNO3 = 8 NaNO3 + NH3 + 3 H2O
KClO3 + C12H22O11 = KCl + CO2 + H2O =>
8 KClO3 + C12H22O11 = 8 KCl + 12 CO2 + 11 H2O
HgO2 = Hg + O2 =>
HgO2 = Hg + O2
AgNO3 + Na2SO4 = Ag2SO4 + NaNO3 =>
2 AgNO3 + Na2SO4 = Ag2SO4 + 2 NaNO3
HgNO3 + HCl = HNO3 + HgCl =>
HgNO3 + HCl = HNO3 + HgCl
C2H5OH + I2 + NaOH = CHI3 + CO2HNa + H2ONaI =>
C2H5OH + 4 I2 + 6 NaOH = CHI3 + CO2HNa + 5 H2ONaI
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
NaOH + CaCl2 = Ca(OH)2 + NaCl =>
2 NaOH + CaCl2 = Ca(OH)2 + 2 NaCl
H + N = NH3 =>
3 H + N = NH3
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ag + H2SO4 = Ag2SO4 + H =>
2 Ag + H2SO4 = Ag2SO4 + 2 H
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/22/11
Équations équilibrées sur05/22/10
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