| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2SO4(aq) + CaCl2(aq) = CaSO4 + Na2Cl2
HNO3 + P2O5 = N2O5 + HPO3 =>
2 HNO3 + P2O5 = N2O5 + 2 HPO3
CH4 + K2Cr2O7 + H2SO4 = C3H6O2 + K2SO4 + Cr2(SO4)3 + H2O =>
9 CH4 + 5 K2Cr2O7 + 20 H2SO4 = 3 C3H6O2 + 5 K2SO4 + 5 Cr2(SO4)3 + 29 H2O
KI + Na2O2 + H2SO4 = I2 + K2SO4 + Na2SO4 + H2O =>
2 KI + Na2O2 + 2 H2SO4 = I2 + K2SO4 + Na2SO4 + 2 H2O
Fe{3+} + NaCN = Fe(CN)3 + Na{+} =>
Fe{3+} + 3 NaCN = Fe(CN)3 + 3 Na{+}
Cu + H2SO4 = H2 + CuSO4 =>
Cu + H2SO4 = H2 + CuSO4
HgO + NaOH = Hg(OH)2 + Na2O =>
HgO + 2 NaOH = Hg(OH)2 + Na2O
H2O + Se + Cd{+2} = Cd + SeO3 + H{+} =>
3 H2O + Se + 3 Cd{+2} = 3 Cd + SeO3 + 6 H{+}
Cr2O3 + NaNO3 + Na2CO3 = Na2CrO4 + NaNO2 + CO2 =>
Cr2O3 + 3 NaNO3 + 2 Na2CO3 = 2 Na2CrO4 + 3 NaNO2 + 2 CO2
NaOH + CaBr2 = Ca(OH)2 + NaBr =>
2 NaOH + CaBr2 = Ca(OH)2 + 2 NaBr
Al(NO2)3 + NH4Cl = AlCl3 + N2 + H2O =>
Al(NO2)3 + 3 NH4Cl = AlCl3 + 3 N2 + 6 H2O
CH3Cl + CH3MgCl = MgCl2 + C2H6 =>
CH3Cl + CH3MgCl = MgCl2 + C2H6
C3H4N2 + H2O = OH + HC3H4N2 =>
C3H4N2 + H2O = OH + HC3H4N2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
CuFeS2 + H2SO4 = CuSO4 + FeSO4 + SO2 + H2O =>
CuFeS2 + 8 H2SO4 = CuSO4 + FeSO4 + 8 SO2 + 8 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K2CO3 + H2CO3 = KHCO3 =>
K2CO3 + H2CO3 = 2 KHCO3
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
BCl3 + H2O = H3BO3 + HCl =>
BCl3 + 3 H2O = H3BO3 + 3 HCl
PBr3 = P + Br2 =>
2 PBr3 = 2 P + 3 Br2
Fe(OH)3 + H3O = Fe3 + H2O(l) =>
3 Fe(OH)3 + 9 H3O = Fe3 + 18 H2O(l)
Cu(SO4) + NaOH = Cu(OH)2 + Na2(SO4) =>
Cu(SO4) + 2 NaOH = Cu(OH)2 + Na2(SO4)
H3PO4 + NaBr = HBr + Na3PO4 =>
H3PO4 + 3 NaBr = 3 HBr + Na3PO4
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
CO2 + H2O + Ba = Ba(HCO3)2 + H2 =>
2 CO2 + 2 H2O + Ba = Ba(HCO3)2 + H2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Pb3O4 + HCOOH = Pb(HCOO)2 + CO2 + H2O =>
Pb3O4 + 7 HCOOH = 3 Pb(HCOO)2 + CO2 + 4 H2O
Ni(s) + H2SO4(ac) = Ni2SO4(ac) + H2(g) =>
2 Ni(s) + H2SO4(ac) = Ni2SO4(ac) + H2(g)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe2O3 + Al3 = Fe3 + Al2O3 =>
3 Fe2O3 + 2 Al3 = 2 Fe3 + 3 Al2O3
C4H5 + O2 = C + H2O =>
4 C4H5 + 5 O2 = 16 C + 10 H2O
C7H6O3 + Bi(OH)3 = HOC6H4COOBiO + H2O =>
C7H6O3 + Bi(OH)3 = HOC6H4COOBiO + 2 H2O
KHC8H4O4 + HCl = KCl + H2O + C8H4O3 =>
KHC8H4O4 + HCl = KCl + H2O + C8H4O3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C6H12 + Br2 = HBr + C6H10 =>
C6H12 + Br2 = 2 HBr + C6H10
C2H5COOH + HOCH3 = C2H5COOCH3 + H2O =>
C2H5COOH + HOCH3 = C2H5COOCH3 + H2O
Cu2S + H3O{+} + NO3{-} = Cu{+2} + SO4{-2} + NO + H2O =>
3 Cu2S + 16 H3O{+} + 10 NO3{-} = 6 Cu{+2} + 3 SO4{-2} + 10 NO + 24 H2O
Pb(NO3)2(aq) + HCl = PbCl2 + HNO3(aq) =>
Pb(NO3)2(aq) + 2 HCl = PbCl2 + 2 HNO3(aq)
H2O + Cu = CuO + H2 =>
H2O + Cu = CuO + H2
C2H4(OH)2 + Cu(OH)2 = C2H4CuO2 + H2O =>
C2H4(OH)2 + Cu(OH)2 = C2H4CuO2 + 2 H2O
HCO + H2O = H3CO2 =>
HCO + H2O = H3CO2
NaCl + H2SO4 = Na2SO4 + H2Cl2 =>
2 NaCl + H2SO4 = Na2SO4 + H2Cl2
Al2O3 + Cl2O7 = Al(ClO4) + O2 =>
Al2O3 + Cl2O7 = 2 Al(ClO4) + O2
CuO(s) + HsSO4(aq) = CuSO4(aq) + HsO(l) =>
CuO(s) + HsSO4(aq) = CuSO4(aq) + HsO(l)
CuCl2KOH = Cu(OH)KCl2 =>
CuCl2KOH = Cu(OH)KCl2
Mg2C + HCl = MgCl2 + C2H2 + H2 =>
2 Mg2C + 8 HCl = 4 MgCl2 + C2H2 + 3 H2
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/25/24
Équations équilibrées sur01/24/24
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