| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
NH2 + O2 = N2 + H2O =>
2 NH2 + O2 = N2 + 2 H2O
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
NH3 + H2SO4 = S4 + HNO3 + H2O =>
3 NH3 + 4 H2SO4 = S4 + 3 HNO3 + 7 H2O
Al + O = AlO =>
Al + O = AlO
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
KClO3 + HI + H2SO4 = KHSO4 + HCl + I2 + H2O =>
KClO3 + 6 HI + H2SO4 = KHSO4 + HCl + 3 I2 + 3 H2O
FeS + O2 + H2O = Fe(OH)3 + S =>
4 FeS + 3 O2 + 6 H2O = 4 Fe(OH)3 + 4 S
Na2O + SO3 = Na2SO4 =>
Na2O + SO3 = Na2SO4
CaCl2 + AgNO3 = AgCl + Ca(NO3)2 =>
CaCl2 + 2 AgNO3 = 2 AgCl + Ca(NO3)2
KCl + HNO3 + O2 = KNO3 + Cl2 + H2O =>
4 KCl + 4 HNO3 + O2 = 4 KNO3 + 2 Cl2 + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Ca3(PO4)2 + H2SO4 = Ca(H2PO4)2 + CaSO4 =>
Ca3(PO4)2 + 2 H2SO4 = Ca(H2PO4)2 + 2 CaSO4
AlCl3 + NH3 + H2O = Al(OH)3 + NH4Cl =>
AlCl3 + 3 NH3 + 3 H2O = Al(OH)3 + 3 NH4Cl
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
HNO2 = HNO3 + NO + H2O =>
3 HNO2 = HNO3 + 2 NO + H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + [O] =>
2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 3 H2O + 5[O]
N + Ca = CaN =>
N + Ca = CaN
NaBH4 + H2SO4 = B2H6 + H2 + Na2SO4 =>
2 NaBH4 + H2SO4 = B2H6 + 2 H2 + Na2SO4
H2O2 + C14H10O2 = C6H5OH + C2O4 =>
23 H2O2 + 17 C14H10O2 = 36 C6H5OH + 11 C2O4
Na2CO3 + HNO3 = NaNO3 + H2O + CO2 =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + H2O + CO2
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaHCO3(s) + HCl = NaCl + H2O + CO2 =>
NaHCO3(s) + HCl = NaCl + H2O + CO2
WO3 + H2 = W + H2O =>
WO3 + 3 H2 = W + 3 H2O
KMnO4 + H2O = KOH + MnO2 + O2 =>
4 KMnO4 + 2 H2O = 4 KOH + 4 MnO2 + 3 O2
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
(NH4)2PtCl6 = NH4Cl + Pt + Cl2 =>
(NH4)2PtCl6 = 2 NH4Cl + Pt + 2 Cl2
FeCr2O7 + K2CO3 + O2 = K2CrO4 + Fe2O3 + CO2 =>
4 FeCr2O7 + 8 K2CO3 + O2 = 8 K2CrO4 + 2 Fe2O3 + 8 CO2
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
Mg + O2 = MgO2 =>
Mg + O2 = MgO2
CH3CH2CH2CHBr2 + KOH = CH3CH2CCH + BrK + H2O =>
CH3CH2CH2CHBr2 + 2 KOH = CH3CH2CCH + 2 BrK + 2 H2O
Ag + H2S + O2 = AgS + H2O =>
2 Ag + 2 H2S + O2 = 2 AgS + 2 H2O
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
CH3OH + O2 = H2CO + H2O =>
2 CH3OH + O2 = 2 H2CO + 2 H2O
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Cr3I + KOH + Cl2 = K2CrO4 + KIO4 + KCl + H2O =>
2 Cr3I + 64 KOH + 25 Cl2 = 6 K2CrO4 + 2 KIO4 + 50 KCl + 32 H2O
H + Cl = HCl =>
H + Cl = HCl
H2 + Cl = HCl =>
H2 + 2 Cl = 2 HCl
C20H42 + O2 = CO2 + H2O =>
2 C20H42 + 61 O2 = 40 CO2 + 42 H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/06/13
Équations équilibrées sur09/05/12
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