| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K2CrO7 + 28 HCl = 2 CrCl3 + 4 KCl + 9 Cl2 + 14 H2O
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
NaClO3(s) = NaCl(s) + O2(g) =>
2 NaClO3(s) = 2 NaCl(s) + 3 O2(g)
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
SnS + (NH4)2S2 = SnS2 + (NH4)2S =>
SnS + (NH4)2S2 = SnS2 + (NH4)2S
Ca(HCO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
Ca2 + O2 = CaO =>
Ca2 + O2 = 2 CaO
NH4OH + H2SO4 = (NH4)2SO4 + H2O =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 H2O
I2 + NaOH = NaI + NaIO3 + H2O =>
3 I2 + 6 NaOH = 5 NaI + NaIO3 + 3 H2O
H2 + Br = HBr =>
H2 + 2 Br = 2 HBr
K2MnO4 + FeCl + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + Cl2 + H2O =>
3 K2MnO4 + 4 FeCl + 12 H2SO4 = 3 K2SO4 + 3 MnSO4 + 2 Fe2(SO4)3 + 2 Cl2 + 12 H2O
Na2CO3 + Cl2 = NaCl + NaClO3 + CO2 =>
3 Na2CO3 + 3 Cl2 = 5 NaCl + NaClO3 + 3 CO2
NaIO3 + SO2 + H2O = NaHSO4 + H2SO4 + I2 =>
2 NaIO3 + 5 SO2 + 4 H2O = 2 NaHSO4 + 3 H2SO4 + I2
H2 + Br = HBr =>
H2 + 2 Br = 2 HBr
Na3P + CaF2 = NaF + Ca3P2 =>
2 Na3P + 3 CaF2 = 6 NaF + Ca3P2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NaS2O3 + I2 = NaI + NaS4O6 =>
4 NaS2O3 + I2 = 2 NaI + 2 NaS4O6
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
CH3CH3OH + O2 = CH3CHO + H2O =>
4 CH3CH3OH + 3 O2 = 4 CH3CHO + 6 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Fe + H2SO4 = Fe(SO4)3 + H =>
Fe + 3 H2SO4 = Fe(SO4)3 + 6 H
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
P + Cl = PCl3 =>
P + 3 Cl = PCl3
Ca + O = CaO =>
Ca + O = CaO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaF + SCl2 = SF4 + S2Cl2 + NaCl =>
4 NaF + 3 SCl2 = SF4 + S2Cl2 + 4 NaCl
NaIO3 + SO2 + H2O = NaHSO4 + H2SO4 + I2 =>
2 NaIO3 + 5 SO2 + 4 H2O = 2 NaHSO4 + 3 H2SO4 + I2
C3H6 + S8 = C6H6 + H2S =>
16 C3H6 + 3 S8 = 8 C6H6 + 24 H2S
NH2CH2COOH + O2 = CO2 + H2O + N2 =>
4 NH2CH2COOH + 9 O2 = 8 CO2 + 10 H2O + 2 N2
K3CO3 + Ba = BaCO3 + K =>
K3CO3 + Ba = BaCO3 + 3 K
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Ag + ZnCl2 = AgCl2 + Zn =>
Ag + ZnCl2 = AgCl2 + Zn
SnS2 + HNO3 + H2O = H10Sn5O15 + NO + S =>
15 SnS2 + 20 HNO3 + 5 H2O = 3 H10Sn5O15 + 20 NO + 30 S
Al + HNO3 = Al(NO3)3 + NO2 + H2O =>
Al + 6 HNO3 = Al(NO3)3 + 3 NO2 + 3 H2O
Fe(OH)3 + CO2 = Fe2(CO3)3 + H2O =>
2 Fe(OH)3 + 3 CO2 = Fe2(CO3)3 + 3 H2O
SnS2 + HNO3 + H2O = H10Sn5O15 + NO + S2 =>
15 SnS2 + 20 HNO3 + 5 H2O = 3 H10Sn5O15 + 20 NO + 15 S2
CO + H2 = C4H10 + H2O =>
4 CO + 9 H2 = C4H10 + 4 H2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
HCl + OH = Cl + H3O =>
2 HCl + OH = 2 Cl + H3O
AI(NO3)3 + Cu(OH)2 = AI(OH)3 + Cu(NO3)2 =>
2 AI(NO3)3 + 3 Cu(OH)2 = 2 AI(OH)3 + 3 Cu(NO3)2
HClO3 + Br2 + H2O = HBrO3 + HCl =>
5 HClO3 + 3 Br2 + 3 H2O = 6 HBrO3 + 5 HCl
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
Fe + HNO3 = Fe(NO3)2 + NO + H2O =>
3 Fe + 8 HNO3 = 3 Fe(NO3)2 + 2 NO + 4 H2O
Ba(OH)2 + Ba(NO3)2 = BaOHNO3 =>
Ba(OH)2 + Ba(NO3)2 = 2 BaOHNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/15/13
Équations équilibrées sur04/14/12
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