| Équations équilibrées la veille | Équations équilibrées le lendemain |
C + 2 H + O = CH2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Fe3O4 + HBr = FeBr2 + FeBr3 + H2O =>
Fe3O4 + 8 HBr = FeBr2 + 2 FeBr3 + 4 H2O
NaClO = NaCl + NaClO2 =>
2 NaClO = NaCl + NaClO2
C2H6O2 + O2 = CO2 + H2O =>
2 C2H6O2 + 5 O2 = 4 CO2 + 6 H2O
Cu + Zn(NO3)2 = Cu(NO3) + Zn =>
2 Cu + Zn(NO3)2 = 2 Cu(NO3) + Zn
NaOH + KNO3 = NaNO3 + KOH =>
NaOH + KNO3 = NaNO3 + KOH
C + H + O = C2H4O =>
2 C + 4 H + O = C2H4O
Na + K2S = K + Na2S =>
2 Na + K2S = 2 K + Na2S
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Cl2O + H2O = HClO =>
Cl2O + H2O = 2 HClO
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
Ca(CH3COO)2 + (NH4)2CO3 = CaCO3 + NH4CH3COO =>
Ca(CH3COO)2 + (NH4)2CO3 = CaCO3 + 2 NH4CH3COO
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
BaF2 + K3PO4 = Ba3(PO4)2 + KF =>
3 BaF2 + 2 K3PO4 = Ba3(PO4)2 + 6 KF
I2 + NaBr = Na + IBr =>
I2 + 2 NaBr = 2 Na + 2 IBr
NH4OH + HBr = H2O + NH4Br =>
NH4OH + HBr = H2O + NH4Br
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
HCl + Zn = ZnCl2 + H2 =>
2 HCl + Zn = ZnCl2 + H2
C6H10 + O2 = CO2 + H20 =>
2 C6H10 + 12 O2 = 12 CO2 + H20
SO2 + O2 + H2O = H2SO4 =>
2 SO2 + O2 + 2 H2O = 2 H2SO4
COCl2 + H2O = HCl + CO2 =>
COCl2 + H2O = 2 HCl + CO2
Pb(NO3)2 + Na3CO3 = Pb3(CO3)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3CO3 = Pb3(CO3)2 + 6 NaNO3
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
Cl2 + NaI = NaCl + I =>
Cl2 + 2 NaI = 2 NaCl + 2 I
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
ZnCl2 + H3PO4 = Zn3(PO4)2 + HCl =>
3 ZnCl2 + 2 H3PO4 = Zn3(PO4)2 + 6 HCl
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
NaNO3 + ZN + NaOH = NH3 + Na2ZNO2 + H2O =>
NaNO3 + 4 ZN + 7 NaOH = NH3 + 4 Na2ZNO2 + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NaNO3 + ZN + NaOH = NH3 + Na2ZNO2 + H2O =>
NaNO3 + 4 ZN + 7 NaOH = NH3 + 4 Na2ZNO2 + 2 H2O
CO2 = CO + O2 =>
2 CO2 = 2 CO + O2
K2MnO4 + H2SO4 = KMnO4 + MnO2 + K2SO4 + H2O =>
3 K2MnO4 + 2 H2SO4 = 2 KMnO4 + MnO2 + 2 K2SO4 + 2 H2O
Na + FeCl2 = Fe + NaCl =>
2 Na + FeCl2 = Fe + 2 NaCl
H2O + NO2 = HNO3 + HNO2 =>
H2O + 2 NO2 = HNO3 + HNO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
C5H9 + O2 = CO2 + H20 =>
20 C5H9 + 100 O2 = 100 CO2 + 9 H20
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
H2SO4 + Mg(NO3)2 = MgSO4 + HNO3 =>
H2SO4 + Mg(NO3)2 = MgSO4 + 2 HNO3
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Pb(NO3)4 + FeCO3 = Fe(NO3)2 + Pb(CO3)2 =>
Pb(NO3)4 + 2 FeCO3 = 2 Fe(NO3)2 + Pb(CO3)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/13/19
Équations équilibrées sur02/12/18
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