| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaH2(s) + 2 H2O(l) = Ca(OH)2(aq) + 2 H2(g)
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CH3CH2CCH(g) + Br2(l) = CH3CH2CBr2CHBr2(l) =>
CH3CH2CCH(g) + 2 Br2(l) = CH3CH2CBr2CHBr2(l)
(NH4)2Cr2O7 = N + Cr2O3 + H2O =>
(NH4)2Cr2O7 = 2 N + Cr2O3 + 4 H2O
Fe2O3 + Mg = MgO + Fe =>
Fe2O3 + 3 Mg = 3 MgO + 2 Fe
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
NO2(g) + H2O(l) = HNO3(aq) + NO(g) =>
3 NO2(g) + H2O(l) = 2 HNO3(aq) + NO(g)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe + O2 = Fe2O2 =>
2 Fe + O2 = Fe2O2
H2S + HNO3 = S + NO + H2O =>
3 H2S + 2 HNO3 = 3 S + 2 NO + 4 H2O
Ca3(PO4)2 + H2SO4 = Ca(H2PO4)2 + CaSO4 =>
Ca3(PO4)2 + 2 H2SO4 = Ca(H2PO4)2 + 2 CaSO4
Sn + Ag{+} = Sn{+2} + Ag =>
Sn + 2 Ag{+} = Sn{+2} + 2 Ag
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
PbS + H2O2 = PbSO4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
MnO2 + H2C2O4 + H2SO4 = MnSO4 + CO2 + H2O =>
MnO2 + H2C2O4 + H2SO4 = MnSO4 + 2 CO2 + 2 H2O
Fe2O2 + H2 = Fe + H2O =>
Fe2O2 + 2 H2 = 2 Fe + 2 H2O
H2S + H2SO3 = S + H2O =>
2 H2S + H2SO3 = 3 S + 3 H2O
KIO3 + H2SO3 = KI + H2SO4 =>
KIO3 + 3 H2SO3 = KI + 3 H2SO4
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K2Cr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Cl2 + 7 H2O
C12H22O11 + H2O = C2H5OH + CO2 =>
C12H22O11 + H2O = 4 C2H5OH + 4 CO2
Mg + I2 = MgI =>
2 Mg + I2 = 2 MgI
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CuCl2 + Al = Cu + AlCl3 =>
3 CuCl2 + 2 Al = 3 Cu + 2 AlCl3
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
P4O6 + H2O = H3PO3 =>
P4O6 + 6 H2O = 4 H3PO3
S8(s) + O2(g) = SO2(g) =>
S8(s) + 8 O2(g) = 8 SO2(g)
Al2(CO3)3 + HCl = AlCl3 + H2O + CO2 =>
Al2(CO3)3 + 6 HCl = 2 AlCl3 + 3 H2O + 3 CO2
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
F2 + NiI3 = NiF3 + I2 =>
3 F2 + 2 NiI3 = 2 NiF3 + 3 I2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C17H20N4O6 + HNO3 = C2O + H2O + NO =>
2 C17H20N4O6 + 22 HNO3 = 17 C2O + 31 H2O + 30 NO
CuSO4{2-} + NaOH = Cu(OH)2 + Na2SO4{2-} =>
CuSO4{2-} + 2 NaOH = Cu(OH)2 + Na2SO4{2-}
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NH4OH + FeCl3 = NH4Cl + Fe(OH)3 =>
3 NH4OH + FeCl3 = 3 NH4Cl + Fe(OH)3
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/26/07
Équations équilibrées sur01/25/07
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