| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaHCO3(aq) + Mg(s) = Mg(HCO3)2(aq) + 2 Na(aq)
CH3OH + CO = HCOOCH3 =>
CH3OH + CO = HCOOCH3
ZnO + KOH = ZnKO2H =>
ZnO + KOH = ZnKO2H
NH4Cl + Ca(NO3)2 = CaCl2 + NH4(NO3) =>
2 NH4Cl + Ca(NO3)2 = CaCl2 + 2 NH4(NO3)
KIO3 + Na2S2O5 = I2 + Na2SO3 + K2SO4 + SO3 =>
2 KIO3 + 5 Na2S2O5 = I2 + 5 Na2SO3 + K2SO4 + 4 SO3
Pb(NO3)2 + KI = PbI2 + K(NO3) =>
Pb(NO3)2 + 2 KI = PbI2 + 2 K(NO3)
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
CHCl3 + I2 = CICl3 + HI =>
CHCl3 + I2 = CICl3 + HI
ZnO + KOH = ZnKO2H =>
ZnO + KOH = ZnKO2H
C3 + O2 = C2O =>
4 C3 + 3 O2 = 6 C2O
MnO42{-} + H2S + H{+} = Mn2{+} + S + H2O =>
4 MnO42{-} + 165 H2S + 6 H{+} = 2 Mn2{+} + 165 S + 168 H2O
KIO3 + Na2S2O5 = I2 + Na2SO3 + K2SO4 + SO3 =>
2 KIO3 + 5 Na2S2O5 = I2 + 5 Na2SO3 + K2SO4 + 4 SO3
ZnO + KOH = ZnKO2H =>
ZnO + KOH = ZnKO2H
KIO3 + Na2S2O5 = I2 + Na2SO3 + K2SO4 + SO3 =>
2 KIO3 + 5 Na2S2O5 = I2 + 5 Na2SO3 + K2SO4 + 4 SO3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
IO3{-} + SO3{2-} = I{-]+SO4{2-} =>
IO3{-} + 3 SO3{2-} = I{-]+3SO4{2-}
Na2(NO3) + CaCl2 = NaCl + CaNO3 =>
Na2(NO3) + CaCl2 = 2 NaCl + CaNO3
P4 + HO = P(HO) =>
P4 + 4 HO = 4 P(HO)
Fe(NO3)3 + KCNS = Fe(SCN)3 + KNO3 =>
Fe(NO3)3 + 3 KCNS = Fe(SCN)3 + 3 KNO3
Cr2(SO4)3 + (NH4)S + H2O = Cr(OH)3 + H2S + (NH4)2SO4 =>
Cr2(SO4)3 + 8(NH4)S + 10 H2O = 2 Cr(OH)3 + 7 H2S + 4(NH4)2SO4
ZnO + KOH = ZnKO2H =>
ZnO + KOH = ZnKO2H
NaOH + BaCl2 = NaCl + Ba(OH)2 =>
2 NaOH + BaCl2 = 2 NaCl + Ba(OH)2
KMnO4 + H2SO4 + K2I = MnSO4 + K2SO4 + I2 + H2O =>
4 KMnO4 + 16 H2SO4 + 10 K2I = 4 MnSO4 + 12 K2SO4 + 5 I2 + 16 H2O
Cr(OH)3 + HI = Cr(I)3 + H2O =>
Cr(OH)3 + 3 HI = Cr(I)3 + 3 H2O
K2O + Zn(OH)2 = K2ZnO2 + H2O =>
K2O + Zn(OH)2 = K2ZnO2 + H2O
CaCI2 + K2CO3 = CaCO3 + K2CI2 =>
CaCI2 + K2CO3 = CaCO3 + K2CI2
O2 + N2H4 = H2O2 + N =>
2 O2 + N2H4 = 2 H2O2 + 2 N
KIO3 + Na2S2O5 = I2 + Na2SO3 + K2SO4 + SO3 =>
2 KIO3 + 5 Na2S2O5 = I2 + 5 Na2SO3 + K2SO4 + 4 SO3
Ba(OH)2 + SO2 = BaSO4 + H2 =>
Ba(OH)2 + SO2 = BaSO4 + H2
TlNO3 + NaOH = TlOH + NaNO3 =>
TlNO3 + NaOH = TlOH + NaNO3
SO2 + H2 = H2S + O2 =>
SO2 + H2 = H2S + O2
FeO + S = FeS + O2 =>
2 FeO + 2 S = 2 FeS + O2
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
O2 + ZnS = S + OZn =>
O2 + 2 ZnS = 2 S + 2 OZn
Cu + Ag2O = CuO + Ag2 =>
Cu + Ag2O = CuO + Ag2
Co(OH)2 + NH3 + (NH4)2SO4 = [Co(NH3)6]SO4 + H2O =>
Co(OH)2 + 4 NH3 + (NH4)2SO4 = [Co(NH3)6]SO4 + 2 H2O
NH4OH + H2C2O4 = NH4C2O4 + H2OH =>
NH4OH + H2C2O4 = NH4C2O4 + H2OH
MnO4{-)+Fe{2+}+H{+} = Mn{2+}+Fe{3+}+H2O =>
MnO4{-)+5Fe{2+}+8H{+} = Mn{2+}+5Fe{3+}+4H2O
ZrO(NO3)2 + NaOH = ZrO(OH)2 + NaNO3 =>
ZrO(NO3)2 + 2 NaOH = ZrO(OH)2 + 2 NaNO3
KIO3 + Na2S2O5 = I2 + Na2SO3 + K2SO4 + SO3 =>
2 KIO3 + 5 Na2S2O5 = I2 + 5 Na2SO3 + K2SO4 + 4 SO3
CaCl2 + O2 = CaO + Cl2 =>
2 CaCl2 + O2 = 2 CaO + 2 Cl2
Cr2(CO3)3 + HCl = CrCl3 + H2CO3 =>
Cr2(CO3)3 + 6 HCl = 2 CrCl3 + 3 H2CO3
Ai(s) + S(s) = Ai2S3(s) =>
2 Ai(s) + 3 S(s) = Ai2S3(s)
Ni(OH)2 + Br2 + NaOH = Ni(OH)3 + NaBr =>
2 Ni(OH)2 + Br2 + 2 NaOH = 2 Ni(OH)3 + 2 NaBr
OH(aq) + H2(aq) = H2O =>
2 OH(aq) + H2(aq) = 2 H2O
K23Na67Ca10Al110Si290O800 + H{+} + H200O100 = Al200Si200O500(OH)400 + Na{+} + K{+} + Ca{2+} + Si100O200 =>
20 K23Na67Ca10Al110Si290O800 + 2200 H{+} + 11 H200O100 = 11 Al200Si200O500(OH)400 + 1340 Na{+} + 460 K{+} + 200 Ca{2+} + 36 Si100O200
KIO3 + Na2S2O5 = I2 + Na2SO3 + K2SO4 + SO3 =>
2 KIO3 + 5 Na2S2O5 = I2 + 5 Na2SO3 + K2SO4 + 4 SO3
KOH + HNO3 = H2O + KNO3 =>
KOH + HNO3 = H2O + KNO3
K2O + Na2CO3 = K2CO3 + Na2O =>
K2O + Na2CO3 = K2CO3 + Na2O
As4 + O2 = As2O3 =>
As4 + 3 O2 = 2 As2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/28/24
Équations équilibrées sur01/27/24
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