| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KNO3 = 2 KNO2 + O2
Fe2(CO3)3 + HCl = FeCl3 + H2O + CO2 =>
Fe2(CO3)3 + 6 HCl = 2 FeCl3 + 3 H2O + 3 CO2
Mg + CH3COOH = Mg(CH3COO)2 + H2 =>
Mg + 2 CH3COOH = Mg(CH3COO)2 + H2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CdO + H2 = Cd + H2O =>
CdO + H2 = Cd + H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
CH3COOH + KOH = CH3COOK + H2O =>
CH3COOH + KOH = CH3COOK + H2O
Mg + I2 = MgI2 =>
Mg + I2 = MgI2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
K2S + BaCl2 = KCl + BaS =>
K2S + BaCl2 = 2 KCl + BaS
C6H4(CO)2O + H2O = C6H5CO2H + O2 =>
14 C6H4(CO)2O + 20 H2O = 16 C6H5CO2H + 15 O2
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
Ag2CO3 = Ag + CO2 + O2 =>
2 Ag2CO3 = 4 Ag + 2 CO2 + O2
Cl2 + H2S = HCl + S =>
Cl2 + H2S = 2 HCl + S
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
C4H11OH + O2 = CO2 + H2O =>
2 C4H11OH + 13 O2 = 8 CO2 + 12 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Fe(OH)2 + HI = FeI2 + H2O =>
Fe(OH)2 + 2 HI = FeI2 + 2 H2O
AlCl3(aq) + Pb(s) = PbCl2(s) + Al(s) =>
2 AlCl3(aq) + 3 Pb(s) = 3 PbCl2(s) + 2 Al(s)
NH3 + HNO3 = NH4NO3 =>
NH3 + HNO3 = NH4NO3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Zn + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2
NaCN + CuCO3 = Na2CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
H2S + O2 = H2SO4 =>
H2S + 2 O2 = H2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/03/21
Équations équilibrées sur04/02/20
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