| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 CH3CH2CH2CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2CH2COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
NH4Cl + NaNO2 = NaCl + N2 + H2O =>
NH4Cl + NaNO2 = NaCl + N2 + 2 H2O
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
Ba(NO3)2 + Na2SO4 = NaNO3 + BaSO4 =>
Ba(NO3)2 + Na2SO4 = 2 NaNO3 + BaSO4
NH4Cl + NaNO2 = NaCl + N2 + H2O =>
NH4Cl + NaNO2 = NaCl + N2 + 2 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
KNO3 + Na2SO4 = NO3Na2 + KSO4 =>
KNO3 + Na2SO4 = NO3Na2 + KSO4
SiCl4 + Zn = Si + ZnCl2 =>
SiCl4 + 2 Zn = Si + 2 ZnCl2
Mg(HCO3)2 + C6H8O6 = Mg(C6H7O6)2 + H2O + CO2 =>
Mg(HCO3)2 + 2 C6H8O6 = Mg(C6H7O6)2 + 2 H2O + 2 CO2
Cr2O7{-2} + Cl{-} + H{+} = Cr3{+} + H2O + Cl2 =>
3 Cr2O7{-2} + 34 Cl{-} + 42 H{+} = 2 Cr3{+} + 21 H2O + 17 Cl2
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NaCl + Na2SO4 = ClNa2 + NaSO4 =>
NaCl + Na2SO4 = ClNa2 + NaSO4
Cr2O7{-2} + Cl{-} + H{+} = Cr{+3} + H2O + Cl2 =>
Cr2O7{-2} + 6 Cl{-} + 14 H{+} = 2 Cr{+3} + 7 H2O + 3 Cl2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
H2S + HNO3 = S + NO + H2O =>
3 H2S + 2 HNO3 = 3 S + 2 NO + 4 H2O
PbS + H2O2 = PbSO4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
C + FeO3 = CO2 + Fe =>
3 C + 2 FeO3 = 3 CO2 + 2 Fe
KNO3 + Cu(NO3)2 = NO3Cu + K(NO3)2 =>
KNO3 + Cu(NO3)2 = NO3Cu + K(NO3)2
NaCl + Cu(NO3)2 = ClCu + Na(NO3)2 =>
NaCl + Cu(NO3)2 = ClCu + Na(NO3)2
MgOH + HCl = MgCl + H2O =>
MgOH + HCl = MgCl + H2O
CH4O + O2 = CO2 + H2O =>
2 CH4O + 3 O2 = 2 CO2 + 4 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Mg + CO2 = MgO + C =>
2 Mg + CO2 = 2 MgO + C
C + Fe2O3 = CO + Fe =>
3 C + Fe2O3 = 3 CO + 2 Fe
H2O2 + H2SO4 + KI = K2SO4 + H2O + I2 =>
H2O2 + H2SO4 + 2 KI = K2SO4 + 2 H2O + I2
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
C + Fe2O3 = CO2 + Fe =>
3 C + 2 Fe2O3 = 3 CO2 + 4 Fe
C + Fe2O3 = CO + Fe =>
3 C + Fe2O3 = 3 CO + 2 Fe
Ca2 + O2 = Ca2O =>
2 Ca2 + O2 = 2 Ca2O
P4 + NaOH + H2O = PH3 + Na2HPO3 =>
P4 + 4 NaOH + 2 H2O = 2 PH3 + 2 Na2HPO3
NaOH + C8H5O4K = H2O + C8H4O4KNa =>
NaOH + C8H5O4K = H2O + C8H4O4KNa
K2Cr2O7 + H2SO4 + NaNO2 = Cr2(SO4)3 + K2SO4 + NaNO3 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 NaNO2 = Cr2(SO4)3 + K2SO4 + 3 NaNO3 + 4 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe + O2 + H2O = Fe(OH)2 =>
2 Fe + O2 + 2 H2O = 2 Fe(OH)2
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
CH3CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH3 + 5 O2 = 3 CO2 + 4 H2O
Zn + HNO3 = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3 = Zn(NO3)2 + 2 NO2 + 2 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Al + H2SO4 = Al2(SO4) + H2 =>
2 Al + H2SO4 = Al2(SO4) + H2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CrO3 + HCl = CrCl3 + Cl2 + H2O =>
2 CrO3 + 12 HCl = 2 CrCl3 + 3 Cl2 + 6 H2O
Fe3O4 + HI = FeI2 + I2 + H2O =>
Fe3O4 + 8 HI = 3 FeI2 + I2 + 4 H2O
NO(g) + O2(g) = NO2(g) =>
2 NO(g) + O2(g) = 2 NO2(g)
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
Cr2O7{-2} + C2O4{-2} + H{+} = Cr{+3} + CO2 + H2O =>
Cr2O7{-2} + 3 C2O4{-2} + 14 H{+} = 2 Cr{+3} + 6 CO2 + 7 H2O
Mg + I2 = MgI2 =>
Mg + I2 = MgI2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/18/19
Équations équilibrées sur11/17/18
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