| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 Fe + 5 H2SO4 = 4 Fe2SO4 + H2S + 4 H2O
MnCl5 = Mn + Cl =>
MnCl5 = Mn + 5 Cl
NaOH + H2S = Na2S + H2O =>
2 NaOH + H2S = Na2S + 2 H2O
C6H3(NH2)3 + HI = C6H3(I)3 + NH3 =>
C6H3(NH2)3 + 3 HI = C6H3(I)3 + 3 NH3
CH3CH2CH2CH2Br + NaOH = CH3CH2CH2CH2OH + NaBr =>
CH3CH2CH2CH2Br + NaOH = CH3CH2CH2CH2OH + NaBr
[Co(OH2)6](NO3)2 + NaHCO3 + H2O2 = Na3[Co(CO3)3] + H2O + HNO3 =>
2[Co(OH2)6](NO3)2 + 6 NaHCO3 + H2O2 = 2 Na3[Co(CO3)3] + 14 H2O + 4 HNO3
FeSO4(aq) + Na2CO3(aq) = FeCO3(s) + Na2SO4(aq) =>
FeSO4(aq) + Na2CO3(aq) = FeCO3(s) + Na2SO4(aq)
AgCl + Na2S2O3 = Na3[Ag(S2O3)2] + NaCl =>
AgCl + 2 Na2S2O3 = Na3[Ag(S2O3)2] + NaCl
KSCN + CuI = CuSCN + KI =>
KSCN + CuI = CuSCN + KI
KHP + AlOH = H2O + AlKP =>
KHP + AlOH = H2O + AlKP
H2C2O4(aq) + Ca(OH)2(s) = CaC2O4(s) + H2O(l) =>
H2C2O4(aq) + Ca(OH)2(s) = CaC2O4(s) + 2 H2O(l)
Ca + Si + O = CaSiO =>
Ca + Si + O = CaSiO
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CH3MgCl + HCHO = CH3OH + HCCH + HCl + Mg2 =>
2 CH3MgCl + HCHO = CH3OH + HCCH + 2 HCl + Mg2
HCl + Cu2OH = Cu2Cl + HOH =>
HCl + Cu2OH = Cu2Cl + HOH
SO32{-} + CrO42{-} = SO42{-} + CrO2{-} =>
4 SO32{-} + CrO42{-} = 4 SO42{-} + CrO2{-}
H2SeO4 + NaOH = H2O + Na2SeO4 =>
H2SeO4 + 2 NaOH = 2 H2O + Na2SeO4
Na2S2O3 + KIO3 + KI + HCl = H2O + I2 + S4O6 + NaKCl =>
6 Na2S2O3 + 2 KIO3 + 10 KI + 12 HCl = 6 H2O + 6 I2 + 3 S4O6 + 12 NaKCl
Cu + (NH4)2S = CuS + NH4 =>
Cu + (NH4)2S = CuS + 2 NH4
CO3 + H = CO3H =>
CO3 + H = CO3H
H2SiO3 + H2O = H3O + SiO3 =>
H2SiO3 + 2 H2O = 2 H3O + SiO3
LiSO4(aq) + Sr(ClO3)(aq) = LiClO3(aq) + SrSO4(s) =>
LiSO4(aq) + Sr(ClO3)(aq) = LiClO3(aq) + SrSO4(s)
Ni + Cl2 + H2O = Cl2[Ni(H2O)2] =>
Ni + Cl2 + 2 H2O = Cl2[Ni(H2O)2]
HCOOH + CaCO3 = Ca(HCOO)2 + H2CO3 =>
2 HCOOH + CaCO3 = Ca(HCOO)2 + H2CO3
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
SiS2 + H2O = H4SiO4 + H2S =>
SiS2 + 4 H2O = H4SiO4 + 2 H2S
NiSO4 + CoSO4 + MnSO4 = NiCoMn(SO4)3 =>
NiSO4 + CoSO4 + MnSO4 = NiCoMn(SO4)3
(NH4)2S(aq) + BaCl2(aq) = NH4Cl + BaS =>
(NH4)2S(aq) + BaCl2(aq) = 2 NH4Cl + BaS
Fe + ClO = FeO + Cl =>
Fe + ClO = FeO + Cl
CaSO4(s) + HCl(aq) = CaCl2 + H2SO4 =>
CaSO4(s) + 2 HCl(aq) = CaCl2 + H2SO4
HCOOH + LiOH = HCOOLi + H2O =>
HCOOH + LiOH = HCOOLi + H2O
C20H20N2O4S2 + HNO3 = CO2 + H2O + H2SO4 + N2 =>
5 C20H20N2O4S2 + 104 HNO3 = 100 CO2 + 92 H2O + 10 H2SO4 + 57 N2
Co3Fe3O22 = O22 + Fe20 + Co23 =>
460 Co3Fe3O22 = 460 O22 + 69 Fe20 + 60 Co23
FeO*Cr2O3 + K2CO3 + O2 = K2CrO4 + CO2 + Fe203 =>
203 FeO*Cr2O3 + 406 K2CO3 + 203 O2 = 406 K2CrO4 + 406 CO2 + Fe203
Co(s) + Br2(l) = CoBr3(s) =>
2 Co(s) + 3 Br2(l) = 2 CoBr3(s)
Ca(No3)2 + HCl = CaCl2 + HNo3 =>
Ca(No3)2 + 2 HCl = CaCl2 + 2 HNo3
C2H4 + N2O = N2 + CO + H2O =>
C2H4 + 4 N2O = 4 N2 + 2 CO + 2 H2O
SiC + Cl2 = SiCl + C =>
2 SiC + Cl2 = 2 SiCl + 2 C
AgNO3 + HNO3 = Ag(NO3)2 + H =>
AgNO3 + HNO3 = Ag(NO3)2 + H
Ga + I2 = Ga2I6 =>
2 Ga + 3 I2 = Ga2I6
Ga2O + H2O = GaOH =>
Ga2O + H2O = 2 GaOH
BaSO4 + KIO3 = Ba(IO3)2 + K2SO4 =>
BaSO4 + 2 KIO3 = Ba(IO3)2 + K2SO4
PCl5 + BCl3 = PBCl6 + Cl2 =>
PCl5 + BCl3 = PBCl6 + Cl2
Cr(OH)2 + HNO3 = Cr(NO3)3 + NO2 + H2O =>
Cr(OH)2 + 4 HNO3 = Cr(NO3)3 + NO2 + 3 H2O
LiCN + Mn + Si3N4 + LiN3 = Mn2SiCN4 + Li3N =>
12 LiCN + 24 Mn + 4 Si3N4 + 9 LiN3 = 12 Mn2SiCN4 + 7 Li3N
C6H5OH + O2 = CO2 + H2O =>
C6H5OH + 7 O2 = 6 CO2 + 3 H2O
CrCl3 + NaOH = Cr(OH)3 + Na3Cl3 =>
CrCl3 + 3 NaOH = Cr(OH)3 + Na3Cl3
NH4Br(aq) + Ca(OH)2 = CaBr2 + NH3 + H2O =>
2 NH4Br(aq) + Ca(OH)2 = CaBr2 + 2 NH3 + 2 H2O
Al + O2 = Al3O4 =>
3 Al + 2 O2 = Al3O4
(NH4)2CrO4 + Cr2(NO3)3 = (NH4)2NO3 + Cr2(CrO4)3 =>
3(NH4)2CrO4 + Cr2(NO3)3 = 3(NH4)2NO3 + Cr2(CrO4)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/24/25
Équations équilibrées sur02/23/24
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