| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na3PO4(aq) + 3 Ca(NO3)2(aq) = 6 NaNO3(aq) + Ca3(PO4)2(s)
HF + Al(OH)3 = H2O + AlF3 =>
3 HF + Al(OH)3 = 3 H2O + AlF3
CH3CH2COOH + O2 = CO2 + H2O =>
2 CH3CH2COOH + 7 O2 = 6 CO2 + 6 H2O
NaCl + Mg(NO3)2 = NaNO3 + MgCl2 =>
2 NaCl + Mg(NO3)2 = 2 NaNO3 + MgCl2
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
FeO + Al = Al2O3 + Fe =>
3 FeO + 2 Al = Al2O3 + 3 Fe
Li + F2 = LiF =>
2 Li + F2 = 2 LiF
(CH3CH2COOH)6 + O2 = CO2 + H2O =>
(CH3CH2COOH)6 + 21 O2 = 18 CO2 + 18 H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
HNO3 + Cu = Cu(NO3)2 + NO + H2O =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 2 NO + 4 H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
CH3CH2COOH + O2 = CO2 + H2O =>
2 CH3CH2COOH + 7 O2 = 6 CO2 + 6 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Na3PO4 + Ca(OH)2 = Ca3(PO4)2 + NaOH =>
2 Na3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 NaOH
S3O9 + XeF2 = S2O6F2 + Xe =>
2 S3O9 + 3 XeF2 = 3 S2O6F2 + 3 Xe
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CrI3 + KOH + Cl2 = K2CrO4 + KIO4 + KCl + H2O =>
2 CrI3 + 64 KOH + 27 Cl2 = 2 K2CrO4 + 6 KIO4 + 54 KCl + 32 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C2H4O + O2 = CO2 + H2O =>
2 C2H4O + 5 O2 = 4 CO2 + 4 H2O
Pb(s) + AgNO3(aq) = Pb(NO3)2(aq) + Ag(s) =>
Pb(s) + 2 AgNO3(aq) = Pb(NO3)2(aq) + 2 Ag(s)
Hg2(NO3)2 + NaCl = NaNO3 + Hg2Cl2 =>
Hg2(NO3)2 + 2 NaCl = 2 NaNO3 + Hg2Cl2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Hg2(NO3)2 + NaCl = Hg2Cl2(s) + NaNO3 =>
Hg2(NO3)2 + 2 NaCl = Hg2Cl2(s) + 2 NaNO3
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
K2SO3 + HNO3 = KNO3 + H2SO3 =>
K2SO3 + 2 HNO3 = 2 KNO3 + H2SO3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
Ca + S8 = CaS =>
8 Ca + S8 = 8 CaS
Na2SO4 + Mg(NO3)2 = NaNO3 + MgSO4 =>
Na2SO4 + Mg(NO3)2 = 2 NaNO3 + MgSO4
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NH4OH + FeCl3 = NH4Cl + Fe(OH)3 =>
3 NH4OH + FeCl3 = 3 NH4Cl + Fe(OH)3
CuSO4 + K4Fe(CN)6 = Cu2Fe(CN)6 + K2SO4 =>
2 CuSO4 + K4Fe(CN)6 = Cu2Fe(CN)6 + 2 K2SO4
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
Cu(NH3)4Cl2 + KCN + H2O = NH3 + NH4Cl + K2Cu(CN)3 + KCNO + KCl =>
2 Cu(NH3)4Cl2 + 7 KCN + H2O = 6 NH3 + 2 NH4Cl + 2 K2Cu(CN)3 + KCNO + 2 KCl
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/27/18
Équations équilibrées sur10/27/17
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