| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2CrO7(aq) + 2 AgNO3(aq) = 2 KNO3(aq) + Ag2CrO7(s)
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
NaOH + H2SO4 + H2O = Na2SO4*7H2O =>
2 NaOH + H2SO4 + 5 H2O = Na2SO4*7H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
ZnSO4 + LI2CO3 = ZnCO3 + LI2SO4 =>
ZnSO4 + LI2CO3 = ZnCO3 + LI2SO4
HgO + Cl2 = HgCl + O2 =>
2 HgO + Cl2 = 2 HgCl + O2
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Pb(NO3)2 + NaCl = Na(NO3)2 + PbCl =>
Pb(NO3)2 + NaCl = Na(NO3)2 + PbCl
H2SO4 + C = CO2 + SO2 + H2O =>
2 H2SO4 + C = CO2 + 2 SO2 + 2 H2O
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4 =>
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
MnCl2(aq) + NaOH(aq) = NaCl(aq) + Mn(OH)2(s) =>
MnCl2(aq) + 2 NaOH(aq) = 2 NaCl(aq) + Mn(OH)2(s)
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
MnCl2(aq) + Na2CO3(aq) = NaCl(aq) + MnCO3(s) =>
MnCl2(aq) + Na2CO3(aq) = 2 NaCl(aq) + MnCO3(s)
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
Pb(NO3)2 + NaOH = NaNO3 + Pb(OH)2 =>
Pb(NO3)2 + 2 NaOH = 2 NaNO3 + Pb(OH)2
CO + H2 = H2O + C =>
CO + H2 = H2O + C
MnCl2(aq) + KCN(aq) = KCl(aq) + Mn(CN)2(aq) =>
MnCl2(aq) + 2 KCN(aq) = 2 KCl(aq) + Mn(CN)2(aq)
CaO + HNO3 = H2O + Ca(NO3)2 =>
CaO + 2 HNO3 = H2O + Ca(NO3)2
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
FeCl3(aq) + NaOH(aq) = Fe(OH)3(s) + NaCl =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaCl
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
NH3 + SO2 = N2 + S + H2O =>
4 NH3 + 3 SO2 = 2 N2 + 3 S + 6 H2O
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
CoCl2(aq) + NaOH(aq) = Co(OH)2(s) + NaCl(aq) =>
CoCl2(aq) + 2 NaOH(aq) = Co(OH)2(s) + 2 NaCl(aq)
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Fe2O3 = Fe3O4 + O2 =>
6 Fe2O3 = 4 Fe3O4 + O2
CoCl2(aq) + Na2CO3(aq) = CoCO3(s) + NaCl(aq) =>
CoCl2(aq) + Na2CO3(aq) = CoCO3(s) + 2 NaCl(aq)
KOH + H2SO3 = KHSO3 + H2O =>
KOH + H2SO3 = KHSO3 + H2O
F2 + NaOH = OF2 + NaH =>
F2 + NaOH = OF2 + NaH
CoCl2(aq) + K2CrO4 = CoCrO4(aq) + KCl(aq) =>
CoCl2(aq) + K2CrO4 = CoCrO4(aq) + 2 KCl(aq)
KOH + Cl2 = KClO3 + KCl + H20 =>
60 KOH + 30 Cl2 = 20 KClO3 + 40 KCl + 3 H20
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/22/13
Équations équilibrées sur02/21/12
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