| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2O3 + 3 H2O = 2 Fe(OH)3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
H2O2 + KI + H2SO4 = I2 + K2SO4 + H2O =>
H2O2 + 2 KI + H2SO4 = I2 + K2SO4 + 2 H2O
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
CH4 + Br2 = CH3Br + HBr =>
CH4 + Br2 = CH3Br + HBr
Y(NO3)2 + GaPO4 = YPO4 + Ga(NO3)2 =>
Y(NO3)2 + GaPO4 = YPO4 + Ga(NO3)2
KI + H2SO4 = K2SO4 + I2 + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
KNO2 + K2Cr2O7 + HNO3 = KNO3 + Cr(NO3)3 + H2O =>
3 KNO2 + K2Cr2O7 + 8 HNO3 = 5 KNO3 + 2 Cr(NO3)3 + 4 H2O
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CuCl2 + HNO3 = Cu(NO3)2 + HCl =>
CuCl2 + 2 HNO3 = Cu(NO3)2 + 2 HCl
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
Cu + NaOH = CuOH + Na =>
Cu + NaOH = CuOH + Na
C6H12 + KMnO4 + H2SO4 = C3H6O + MnSO4 + K2SO4 + H2O =>
5 C6H12 + 4 KMnO4 + 6 H2SO4 = 10 C3H6O + 4 MnSO4 + 2 K2SO4 + 6 H2O
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
H2SO4 + CuO = CuSO4 + H2O =>
H2SO4 + CuO = CuSO4 + H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
KMnO4 + H2SO4 + Sb = K2SO4 + MnSO4 + Sb2O2 + H2O =>
4 KMnO4 + 6 H2SO4 + 10 Sb = 2 K2SO4 + 4 MnSO4 + 5 Sb2O2 + 6 H2O
Fe + HNO3 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
2 Fe + 2 HNO3 + 3 H2SO4 = Fe2(SO4)3 + 2 NO + 4 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
NH3 + O2 = NO + H20 =>
20 NH3 + 10 O2 = 20 NO + 3 H20
PbCl3 + H2O = Pb2O3 + HCl =>
2 PbCl3 + 3 H2O = Pb2O3 + 6 HCl
MnO2 + FeSO4 + H2SO4 = MnSO4 + Fe2(SO4)3 + H2O =>
MnO2 + 2 FeSO4 + 2 H2SO4 = MnSO4 + Fe2(SO4)3 + 2 H2O
Al + H2SO4 = H2 + Al2(SO4)3 =>
2 Al + 3 H2SO4 = 3 H2 + Al2(SO4)3
K2Cr2O7 + H2SO4 + CH3CH2CH2CH2OH = K2SO4 + Cr2(SO4)3 + H2O + CH3CH2CH2CHO =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CH2CH2CH2OH = K2SO4 + Cr2(SO4)3 + 7 H2O + 3 CH3CH2CH2CHO
NH4Cl + CaOH = NH3 + H2O + CaCl =>
NH4Cl + CaOH = NH3 + H2O + CaCl
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Se + Ca(OH)2 = CaSe + CaSeO3 + H2O =>
3 Se + 3 Ca(OH)2 = 2 CaSe + CaSeO3 + 3 H2O
NH4Cl + CaOH = NH3 + H2O + CaCl =>
NH4Cl + CaOH = NH3 + H2O + CaCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Na2S + H2SO4 = H2S + Na2SO4 =>
Na2S + H2SO4 = H2S + Na2SO4
CaCl2 + KOH = Ca(OH)2 + KCl =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl
K2Cr2O7 + H2SO4 + CH3CHOHCH2CH3 = K2SO4 + Cr2(SO4)3 + H2O + CH3COHCH2CH3 =>
K2Cr2O7 + 4 H2SO4 + 6 CH3CHOHCH2CH3 = K2SO4 + Cr2(SO4)3 + 7 H2O + 6 CH3COHCH2CH3
CrI3 + Cl2 + KOH = K2Cr2O4 + KIO4 + KCl + H2O =>
2 CrI3 + 24 Cl2 + 56 KOH = K2Cr2O4 + 6 KIO4 + 48 KCl + 28 H2O
SO2 + N2O = SO3 + N2 =>
SO2 + N2O = SO3 + N2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
AL + N2 = ALN =>
2 AL + N2 = 2 ALN
Fe3O4 + Al = Al2O3 + Fe =>
3 Fe3O4 + 8 Al = 4 Al2O3 + 9 Fe
AL + N2 = ALN =>
2 AL + N2 = 2 ALN
CrI3 + Cl2 + KOH = K2CrO4 + KIO4 + KCl + H2O =>
2 CrI3 + 27 Cl2 + 64 KOH = 2 K2CrO4 + 6 KIO4 + 54 KCl + 32 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/14
Équations équilibrées sur02/09/13
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