| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 H2O + PBr3 = 3 H{+} + 3 Br{-} + H3PO3
F + MgCl2 = MgF2 + Cl =>
2 F + MgCl2 = MgF2 + 2 Cl
H2TiCl6 + H2O2 + NaOH = Na4TiO8 + H2O + NaCl =>
H2TiCl6 + 4 H2O2 + 10 NaOH = Na4TiO8 + 10 H2O + 6 NaCl
Ca(s) + H2O(g) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(g) = Ca(OH)2(aq) + H2(g)
Cu(NO3)2 + NaHCO3 = Na(NO3)2 + Cu(HCO3) =>
Cu(NO3)2 + NaHCO3 = Na(NO3)2 + Cu(HCO3)
CaCl2 + AgNO3(aq) = Ca(NO3)2(aq) + AgCl =>
CaCl2 + 2 AgNO3(aq) = Ca(NO3)2(aq) + 2 AgCl
FeCl3(aq) + Na2S(aq) = Fe2S3(aq) + NaCl(aq) =>
2 FeCl3(aq) + 3 Na2S(aq) = Fe2S3(aq) + 6 NaCl(aq)
ZnS + HCl = ZnCl2 + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
H2Se + NaOH = NaHSe + H2O =>
H2Se + NaOH = NaHSe + H2O
C2H5(OH)3 + O2 = C + H2O =>
2 C2H5(OH)3 + O2 = 4 C + 8 H2O
Fe + HCl = FeCl2 + H2 = =>
Fe + 2 HCl = FeCl2 + H2
KJ + H2SO4 = J2 + K2SO4 + H2O + H2S =>
8 KJ + 5 H2SO4 = 4 J2 + 4 K2SO4 + 4 H2O + H2S
Cr + O2 = *Cr2O3 =>
4 Cr + 3 O2 = 2*Cr2O3
HO2CCO2H + NaOH = Na + O2CCO2 + H2O =>
HO2CCO2H + 2 NaOH = 2 Na + O2CCO2 + 2 H2O
KMn + S = MnS + K2S =>
2 KMn + 3 S = 2 MnS + K2S
ZnCl2 + K2Co3 = ZnCo3 + KCl =>
ZnCl2 + K2Co3 = ZnCo3 + 2 KCl
PbS(s) + H2O2 = PbSO4 + H2O =>
PbS(s) + 4 H2O2 = PbSO4 + 4 H2O
K3[Cr(OH)6] + NaOH + Br2 = Na2CrO4 + KBr + H2O =>
2 K3[Cr(OH)6] + 4 NaOH + 3 Br2 = 2 Na2CrO4 + 6 KBr + 8 H2O
Na2Cr2O7 + H2SO4 + CH3OH = CrOHSO4 + Na2SO4 + H2O + CO2 =>
Na2Cr2O7 + 3 H2SO4 + CH3OH = 2 CrOHSO4 + Na2SO4 + 4 H2O + CO2
NH + OH = NO2 + H2O =>
NH + 5 OH = NO2 + 3 H2O
Mn(NO3)2 + CH4N2O = MnO + CO2 + H2O + N2 =>
3 Mn(NO3)2 + 5 CH4N2O = 3 MnO + 5 CO2 + 10 H2O + 8 N2
CaSO4 + HF = CaF2 + H2SO4 =>
CaSO4 + 2 HF = CaF2 + H2SO4
Sc2O3 + H2O = Sc(OH)3 =>
Sc2O3 + 3 H2O = 2 Sc(OH)3
Co(SO4) + Na(OH) = Co(OH) + Na(SO4) =>
Co(SO4) + Na(OH) = Co(OH) + Na(SO4)
C10H12O3 + O3 = H2O + CO2 =>
3 C10H12O3 + 23 O3 = 18 H2O + 30 CO2
CaOH + HCl2 = CaCl2 + H2O =>
CaOH + HCl2 = CaCl2 + H2O
SO2 + Co(OH)2 = CoSO3 + H2O =>
SO2 + Co(OH)2 = CoSO3 + H2O
Fe3O4 + H2SO4 + O2 = Fe2(SO4)3 + H2O =>
4 Fe3O4 + 18 H2SO4 + O2 = 6 Fe2(SO4)3 + 18 H2O
Fe(MnO4)2 + Cr(OH)3 = Cr(MnO4)3 + Fe(OH)2 =>
3 Fe(MnO4)2 + 2 Cr(OH)3 = 2 Cr(MnO4)3 + 3 Fe(OH)2
FeCl3 + H2SO4 = Fe2(SO4)3 + HCl =>
2 FeCl3 + 3 H2SO4 = Fe2(SO4)3 + 6 HCl
HgS + HCl + SnCl2 = Hg + HS + SnCl3 =>
HgS + HCl + SnCl2 = Hg + HS + SnCl3
Li2O2 + HBr = LiBr + H2O2 =>
Li2O2 + 2 HBr = 2 LiBr + H2O2
Mn + Pb3O4 + H{+} = MnO4{-} + Pb{2+} + H2O =>
2 Mn + 7 Pb3O4 + 40 H{+} = 2 MnO4{-} + 21 Pb{2+} + 20 H2O
ZnI2 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + ZnSO4 + I2 + H2O =>
5 ZnI2 + 2 KMnO4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 ZnSO4 + 5 I2 + 8 H2O
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
C6H12O7 + KOH = C6H11KO7 + H2O =>
C6H12O7 + KOH = C6H11KO7 + H2O
NaOH(aq) + Ni(NO3)2(aq) = Ni(OH)2(s) + NaNO3(aq) =>
2 NaOH(aq) + Ni(NO3)2(aq) = Ni(OH)2(s) + 2 NaNO3(aq)
CO2 + H2 = H2O + C2H2 =>
2 CO2 + 5 H2 = 4 H2O + C2H2
Fe + H2O = Fe(OH)2 + H2 =>
Fe + 2 H2O = Fe(OH)2 + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
ZnS + HNO3 = Zn(NO3)2 + NO + S + H2O =>
3 ZnS + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 3 S + 4 H2O
Cl2MgO6 = MgCl2 + O2 =>
Cl2MgO6 = MgCl2 + 3 O2
SrCO3 + HCOOH = SrCOOH + CO2 + H2O =>
2 SrCO3 + 3 HCOOH = 2 SrCOOH + 3 CO2 + 2 H2O
(NH4)2SO4 + [Ni(H2O)6]SO4 = Ni(NH4)2(SO4)2*6H2O =>
(NH4)2SO4 + [Ni(H2O)6]SO4 = Ni(NH4)2(SO4)2*6H2O
K + Mn + O = K2MnO4 =>
2 K + Mn + 4 O = K2MnO4
Na2SO3 + I2 + H2O = HIO3 + Na2S =>
5 Na2SO3 + 3 I2 + 3 H2O = 6 HIO3 + 5 Na2S
C5H12O + H2Cr2O7 + H2SO4 = C4H8O2 + Cr2(SO4)3 + H2O =>
12 C5H12O + 10 H2Cr2O7 + 30 H2SO4 = 15 C4H8O2 + 10 Cr2(SO4)3 + 52 H2O
HI + Cd(OH)2 = H2O + CdI2 =>
2 HI + Cd(OH)2 = 2 H2O + CdI2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/17/25
Équations équilibrées sur03/19/24
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