| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn + 2 NaOH = Na2ZnO2 + H2
N2O4 + H2O = HNO3 + NO =>
3 N2O4 + 2 H2O = 4 HNO3 + 2 NO
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
MnO4{-} + NO2{-} + H{+} = Mn{2+} + NO3{-} + H2O =>
2 MnO4{-} + 5 NO2{-} + 6 H{+} = 2 Mn{2+} + 5 NO3{-} + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C7H16 + O2 = CO2 + H2 =>
C7H16 + 7 O2 = 7 CO2 + 8 H2
H2O + N2O4 = HNO3 + HNO2 =>
H2O + N2O4 = HNO3 + HNO2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cu25 + AgSO4 = CuSO4 + Ag =>
Cu25 + 25 AgSO4 = 25 CuSO4 + 25 Ag
IO = I2 + O2 =>
2 IO = I2 + O2
KBr + Cl2 = KCl + Br2 =>
2 KBr + Cl2 = 2 KCl + Br2
KMnO4 + KCl + H2So4 = MnSo4 + K2So4 + Cl2 + H2O =>
2 KMnO4 + 10 KCl + 8 H2So4 = 2 MnSo4 + 6 K2So4 + 5 Cl2 + 8 H2O
FeO3 + CO = Fe + CO2 =>
FeO3 + 3 CO = Fe + 3 CO2
Al + KOH + H2O = K3[Al(OH)6] + H2 =>
2 Al + 6 KOH + 6 H2O = 2 K3[Al(OH)6] + 3 H2
CuO + H3O{+} = Cu{2+} + H2O =>
CuO + 2 H3O{+} = Cu{2+} + 3 H2O
(NH4)2SO4 + Ca(OH)2 = NH3 + CaSO4 + H2O =>
(NH4)2SO4 + Ca(OH)2 = 2 NH3 + CaSO4 + 2 H2O
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
FeO3 + CO = Fe + CO2 =>
FeO3 + 3 CO = Fe + 3 CO2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
Fe(OH)2 + O2 + H2O = Fe(OH)3 =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
Zn(OH)2 + NH4OH = [Zn(NH3)4](OH)2 + H2O =>
Zn(OH)2 + 4 NH4OH = [Zn(NH3)4](OH)2 + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KMnO4 + HCl = MnCl2 + KCl + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 2 KCl + 5 Cl2 + 8 H2O
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
NaN3 = Na + N =>
NaN3 = Na + 3 N
Mg + CO2 = MgO + C =>
2 Mg + CO2 = 2 MgO + C
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
Zn2 + H2SO4 = ZnSO4 + H2S + H2O =>
2 Zn2 + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
BaCrO4 + HNO3 = CrO7 + HNBa =>
BaCrO4 + HNO3 = CrO7 + HNBa
NH4NO3 + NaOH = NaNO3 + NH3 + H2O =>
NH4NO3 + NaOH = NaNO3 + NH3 + H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
C3H6O + C6H6N4O4 = C9H10O4N4 + H2O =>
C3H6O + C6H6N4O4 = C9H10O4N4 + H2O
H2SO4 + HI = H2O + SO2 + I2 =>
H2SO4 + 2 HI = 2 H2O + SO2 + I2
C21H3002 + O2 = CO2 + H2O =>
2 C21H3002 + 1543 O2 = 42 CO2 + 3002 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Mg + H3SO4 = MgSO4 + SO2 + H2O =>
Mg + 4 H3SO4 = MgSO4 + 3 SO2 + 6 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
MG + O2 = MGO2 =>
MG + O2 = MGO2
SiO2 + HF = H2O + SiF4 =>
SiO2 + 4 HF = 2 H2O + SiF4
CaCO3 + HCl = H2CO3 + CaCl2 =>
CaCO3 + 2 HCl = H2CO3 + CaCl2
Mg + O2 = MgO2 =>
Mg + O2 = MgO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/07/14
Équations équilibrées sur03/09/13
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