| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
(CuOH)2CO3 + HCl = CuCl2 + CO2 + H2O =>
(CuOH)2CO3 + 4 HCl = 2 CuCl2 + CO2 + 3 H2O
C3H7OH + [Cr2O7]2{-} + H{+} = Cr3{+} + CH3COCH3 + H2O =>
77 C3H7OH + 6[Cr2O7]2{-} + 14 H{+} = 8 Cr3{+} + 77 CH3COCH3 + 84 H2O
CoCl2 + Na2(CO3) = NaCl + Co(CO3) =>
CoCl2 + Na2(CO3) = 2 NaCl + Co(CO3)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
H2SO4 + Fe = Fe2(SO4)3 + H2O + SO2 =>
6 H2SO4 + 2 Fe = Fe2(SO4)3 + 6 H2O + 3 SO2
Fe + HCl = H2 + FeCl2 =>
Fe + 2 HCl = H2 + FeCl2
Cu2(SO4) + NaOH = Na2(SO4) + CuOH =>
Cu2(SO4) + 2 NaOH = Na2(SO4) + 2 CuOH
PbO2 + HCl = H2O + PbCl2 + Cl2 =>
PbO2 + 4 HCl = 2 H2O + PbCl2 + Cl2
NiCl2 + Mg = MgCl2 + Ni =>
NiCl2 + Mg = MgCl2 + Ni
Cu + HCL = CuCL + H2 =>
2 Cu + 2 HCL = 2 CuCL + H2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
Cu + HCL = CuCL + H =>
Cu + HCL = CuCL + H
Al4C3(s) + H2O(l) = CH4(g) + Al(OH)3(s) =>
Al4C3(s) + 12 H2O(l) = 3 CH4(g) + 4 Al(OH)3(s)
Cu + HCl = CuCl + H =>
Cu + HCl = CuCl + H
BaCl2 + Cu2(SO4) = CuCl + Ba(SO4) =>
BaCl2 + Cu2(SO4) = 2 CuCl + Ba(SO4)
NO2 + H2O = NO + HNO3 =>
3 NO2 + H2O = NO + 2 HNO3
C2H6S + O2 = CO2 + H2O + SO2 =>
2 C2H6S + 9 O2 = 4 CO2 + 6 H2O + 2 SO2
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
Ca(HCO3)2 + Na2CO3 = CaCO3 + NaHCO3 =>
Ca(HCO3)2 + Na2CO3 = CaCO3 + 2 NaHCO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
SnCl2 + NaOH = SnO + H2O + NaCl =>
SnCl2 + 2 NaOH = SnO + H2O + 2 NaCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Na + CO2 = Na2CO3 + CO =>
2 Na + 2 CO2 = Na2CO3 + CO
C6 + H12O6 + O2 = CO2H2O =>
C6 + H12O6 + 6 O2 = 6 CO2H2O
Na + CO2 = Na2O + CO =>
2 Na + CO2 = Na2O + CO
C6H12O6 + O2 = CO2H2O =>
C6H12O6 + 6 O2 = 6 CO2H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
H2SO3 + KOH = H2OH + KSO3 =>
H2SO3 + KOH = H2OH + KSO3
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Ca(NO3)2 + H2SO4 = CaSO4 + HNO3 =>
Ca(NO3)2 + H2SO4 = CaSO4 + 2 HNO3
CrO3 + H2O2 = CrO4 + H2O =>
CrO3 + H2O2 = CrO4 + H2O
Pb(NO3)2 + H2SO4 = PbSO4 + HNO3 =>
Pb(NO3)2 + H2SO4 = PbSO4 + 2 HNO3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
CuCl2 = CuCl + Cl2 =>
2 CuCl2 = 2 CuCl + Cl2
FeS2 + O2 = Fe2O3 + SO3 =>
4 FeS2 + 15 O2 = 2 Fe2O3 + 8 SO3
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
HCI + Na2O = NaCI + H2O =>
2 HCI + Na2O = 2 NaCI + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/21/13
Équations équilibrées sur08/20/12
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