| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
AgNO3 + FeCl3 = AgCl + Fe(NO3)3 =>
3 AgNO3 + FeCl3 = 3 AgCl + Fe(NO3)3
CH3CO2H + O2 = CO2 + H2O =>
CH3CO2H + 2 O2 = 2 CO2 + 2 H2O
Br2 + Cl2 = BrCl =>
Br2 + Cl2 = 2 BrCl
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
C2H3O2H + O2 = CO2 + H2O =>
C2H3O2H + 2 O2 = 2 CO2 + 2 H2O
Cu(s) + Cl(s) = Cu2Cl(s) =>
2 Cu(s) + Cl(s) = Cu2Cl(s)
HCl + Ca = CaCl2 + H2 =>
2 HCl + Ca = CaCl2 + H2
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
NO3 + H2O = N2 + OH =>
2 NO3 + 6 H2O = N2 + 12 OH
HCOOH + O2 = CO2 + H2O =>
2 HCOOH + O2 = 2 CO2 + 2 H2O
ZnSO4 + (NH4)2S = (NH4)2SO4 + ZnS =>
ZnSO4 + (NH4)2S = (NH4)2SO4 + ZnS
HCOOH + O2 = CO2 + H2O =>
2 HCOOH + O2 = 2 CO2 + 2 H2O
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
Li3N = Li + N2 =>
2 Li3N = 6 Li + N2
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
H2SO4 + Na = Na2SO4 + H2 =>
H2SO4 + 2 Na = Na2SO4 + H2
In + O2 = In2O3 =>
4 In + 3 O2 = 2 In2O3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Fe + NaNO3 + NaOH = Na2FeO4 + N2 + H2O =>
5 Fe + 6 NaNO3 + 4 NaOH = 5 Na2FeO4 + 3 N2 + 2 H2O
Se + HNO3 + H2O = H2SeO3 + NO =>
3 Se + 4 HNO3 + H2O = 3 H2SeO3 + 4 NO
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
Se + H2SO4 = Se(SO4)3 + H2 =>
Se + 3 H2SO4 = Se(SO4)3 + 3 H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
SiO2 + HF = SiF2 + OH =>
SiO2 + 2 HF = SiF2 + 2 OH
MgCl2 + NaOH = NaCl + Mg(OH)2 =>
MgCl2 + 2 NaOH = 2 NaCl + Mg(OH)2
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
Zn + Mg(No3)2 = Zn(No3)2 + Mg =>
Zn + Mg(No3)2 = Zn(No3)2 + Mg
K(s) + H2O(l) = KOH(aq) + H =>
K(s) + H2O(l) = KOH(aq) + H
NH3 + NaOH = NH2Na + H2O =>
NH3 + NaOH = NH2Na + H2O
FeCl3 + H2S = FeCl2 + S + HCl =>
2 FeCl3 + H2S = 2 FeCl2 + S + 2 HCl
C6H9O + O2 = CO2 + H2O =>
4 C6H9O + 31 O2 = 24 CO2 + 18 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ba(HCO3)2 + HNO3 = Ba(NO3)2 + CO2 + H2O =>
Ba(HCO3)2 + 2 HNO3 = Ba(NO3)2 + 2 CO2 + 2 H2O
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
H2S + HNO3 = H2SO4 + NO2 + H20 =>
5 H2S + 20 HNO3 = 5 H2SO4 + 20 NO2 + H20
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al + HNO3 = Al(NO3)3 + H2 =>
2 Al + 6 HNO3 = 2 Al(NO3)3 + 3 H2
C2H6 + O2 = CO + H20 =>
10 C2H6 + 10 O2 = 20 CO + 3 H20
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
POCl3 + H2O = H3PO4 + HCl =>
POCl3 + 3 H2O = H3PO4 + 3 HCl
HBr + Al(OH)3 = H2O + AlBr3 =>
3 HBr + Al(OH)3 = 3 H2O + AlBr3
Ru2O3 + CO = Ru + CO2 =>
Ru2O3 + 3 CO = 2 Ru + 3 CO2
NbI3 + I2 = NbI5 =>
NbI3 + I2 = NbI5
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/26/14
Équations équilibrées sur03/28/13
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