| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CuCl + Zn = ZnCl2 + 2 Cu
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
HCl + KMnO4 = Cl2 + MnCl2 + KCl + H2O =>
16 HCl + 2 KMnO4 = 5 Cl2 + 2 MnCl2 + 2 KCl + 8 H2O
NaOH + Fe(NO3)3 = Na(NO3)3 + FeOH =>
NaOH + Fe(NO3)3 = Na(NO3)3 + FeOH
I{-} + Cr2O7{-} + H{+} = I2 + Cr{3+} + H2O =>
14 I{-} + 2 Cr2O7{-} + 28 H{+} = 7 I2 + 4 Cr{3+} + 14 H2O
I{-} + Cr2O7{2-} + H{+} = I2 + Cr{3+} + H2O =>
6 I{-} + Cr2O7{2-} + 14 H{+} = 3 I2 + 2 Cr{3+} + 7 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
I2 + Cl2 + H2O = HIO3 + HCl =>
I2 + 5 Cl2 + 6 H2O = 2 HIO3 + 10 HCl
Pb{2+} + Cl2 + H2O = PbO2 + Cl{-} + H{+} =>
Pb{2+} + Cl2 + 2 H2O = PbO2 + 2 Cl{-} + 4 H{+}
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
H2O2 + HI = I2 + H2O =>
H2O2 + 2 HI = I2 + 2 H2O
SiO2 + Mg = MgO + Si =>
SiO2 + 2 Mg = 2 MgO + Si
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NH3 + O = NO + H2O =>
2 NH3 + 5 O = 2 NO + 3 H2O
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
KBrO3 + KBr + HCl = Br2 + KCl + H2O =>
KBrO3 + 5 KBr + 6 HCl = 3 Br2 + 6 KCl + 3 H2O
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
HNO3 + P + H2O = H3PO4 + NO =>
5 HNO3 + 3 P + 2 H2O = 3 H3PO4 + 5 NO
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
HI + H2SO4 = I2 + H2S + H2O =>
8 HI + H2SO4 = 4 I2 + H2S + 4 H2O
I2 + HNO3 = HIO3 + NO + H2O =>
3 I2 + 10 HNO3 = 6 HIO3 + 10 NO + 2 H2O
As + HNO3 + H2O = H3AsO4 + NO =>
3 As + 5 HNO3 + 2 H2O = 3 H3AsO4 + 5 NO
FeSO4 + H2O2 + H2SO4 = Fe2(SO4)3 + H2O =>
2 FeSO4 + H2O2 + H2SO4 = Fe2(SO4)3 + 2 H2O
HCl + MnO2 = Cl2 + MnCl2 + H2O =>
4 HCl + MnO2 = Cl2 + MnCl2 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
HNO2 + HI = I2 + NO + H2O =>
2 HNO2 + 2 HI = I2 + 2 NO + 2 H2O
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
CH3COOH + NaHCO3 = CH3COONa + H2CO3 =>
CH3COOH + NaHCO3 = CH3COONa + H2CO3
H2SO4 + CA = CASO4 + H =>
H2SO4 + CA = CASO4 + 2 H
CH3COOH + NaHCO3 = CH3COONa + H2CO3 =>
CH3COOH + NaHCO3 = CH3COONa + H2CO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
MG(OH)2 + H20 = H3O + MG =>
5 MG(OH)2 + H20 = 10 H3O + 5 MG
HClO4 + H20 = H3O + Cl =>
20 HClO4 + 11 H20 = 80 H3O + 20 Cl
Zn3N2 + H2O = Zn + OH + NH3 =>
Zn3N2 + 6 H2O = 3 Zn + 6 OH + 2 NH3
Fe(NO3)3 + NaOH = Fe(OH)3 + Na2 + NO3 =>
2 Fe(NO3)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2 + 6 NO3
NaBr + H3PO4 = H2 + Br2 + Na3PO4 =>
6 NaBr + 2 H3PO4 = 3 H2 + 3 Br2 + 2 Na3PO4
NaBr + H3PO4 = HBr + Na3PO4 =>
3 NaBr + H3PO4 = 3 HBr + Na3PO4
HClO4 + H20 = H3O + Cl =>
20 HClO4 + 11 H20 = 80 H3O + 20 Cl
SiO2 + Al = Si + Al2O3 =>
3 SiO2 + 4 Al = 3 Si + 2 Al2O3
Na2SO3 + H2SO4 = SO2 + Na2SO4 + H2O =>
Na2SO3 + H2SO4 = SO2 + Na2SO4 + H2O
CaCl2 + HF = CaF2 + HCl =>
CaCl2 + 2 HF = CaF2 + 2 HCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C + O2 = CO2 =>
C + O2 = CO2
NH4NO3 = H2O + N2O =>
NH4NO3 = 2 H2O + N2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
AgNO3 + K2CrO4 = Ag2CrO4 + KNO3 =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/27/08
Équations équilibrées sur05/27/07
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