| Équations équilibrées la veille |
Mg + 2 HCl = MgCl2 + H2
Na2S + Pb(CH3CO2)2 = PbS + NaCH3CO2 =>
Na2S + Pb(CH3CO2)2 = PbS + 2 NaCH3CO2
Fe + FeY3 = FeY2 =>
Fe + 2 FeY3 = 3 FeY2
NH4Cl + CH3COOH = HCl + CH3COONH4 =>
NH4Cl + CH3COOH = HCl + CH3COONH4
NH4Br + NaCl = NH4Cl + NaBr =>
NH4Br + NaCl = NH4Cl + NaBr
(NH2)2CO(s) + O2(g) = CO2(g) + H2O(l) + N2(g) =>
2(NH2)2CO(s) + 3 O2(g) = 2 CO2(g) + 4 H2O(l) + 2 N2(g)
Hg(NO3)2 + NaCl = HgCl2 + NaNO3 =>
Hg(NO3)2 + 2 NaCl = HgCl2 + 2 NaNO3
Na2[Sn(OH)6] + HCl + H2S = NaCl + SnCl2 + H2O + S =>
Na2[Sn(OH)6] + 4 HCl + H2S = 2 NaCl + SnCl2 + 6 H2O + S
Rb + N + O2 = RbNO3 =>
2 Rb + 2 N + 3 O2 = 2 RbNO3
MgSO4(aq) + Ba(OH)2(aq) = BaSO4(s) + Mg(OH)2(aq) =>
MgSO4(aq) + Ba(OH)2(aq) = BaSO4(s) + Mg(OH)2(aq)
HCOOH + C2H5OH = HCOOCH3 + H2O =>
2 HCOOH + C2H5OH = 2 HCOOCH3 + H2O
B(NO3)3 + H2SO4 = B2(SO4)3 + HNO3 =>
2 B(NO3)3 + 3 H2SO4 = B2(SO4)3 + 6 HNO3
NaIO3 + NaHI + HCl = NaCl + I + H2O =>
2 NaIO3 + 5 NaHI + 7 HCl = 7 NaCl + 7 I + 6 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Tl2(Cr2O7)3 + V3(AsO4)5 = Tl3(AsO4)3 + V2(Cr2O7)5 =>
15 Tl2(Cr2O7)3 + 6 V3(AsO4)5 = 10 Tl3(AsO4)3 + 9 V2(Cr2O7)5
HC2H3O2KOH = KC2H3O2H2O =>
HC2H3O2KOH = KC2H3O2H2O
HCl + KI + NaClO = NaCl + KCl + I2 + H2O =>
2 HCl + 2 KI + NaClO = NaCl + 2 KCl + I2 + H2O
AgCl(s) + C6O2H2 = Ag(s) + HCl(aq) + C6O2 =>
2 AgCl(s) + C6O2H2 = 2 Ag(s) + 2 HCl(aq) + C6O2
Ni + HNO3 = H + Ni(NO3) =>
Ni + HNO3 = H + Ni(NO3)
C3H6O6N6 = HCN + H2O + N2 + O2 =>
4 C3H6O6N6 = 12 HCN + 6 H2O + 6 N2 + 9 O2
BaCO3 + K2CrO4 = BaCrO4 + K2O + CO2 =>
BaCO3 + K2CrO4 = BaCrO4 + K2O + CO2
HClO4 + CaOH = Ca(ClO4) + H2O =>
HClO4 + CaOH = Ca(ClO4) + H2O
MnO2 + KOH + K2ClO3 = K2MnO4 + KCl + H2O =>
5 MnO2 + 8 KOH + 2 K2ClO3 = 5 K2MnO4 + 2 KCl + 4 H2O
F2 + Ag + OH{-} = F{-} + Ag2O + H2O =>
F2 + 2 Ag + 2 OH{-} = 2 F{-} + Ag2O + H2O
Bi{3+} + Sn{3+} = Bi + Sn{4+} =>
Bi{3+} + 3 Sn{3+} = Bi + 3 Sn{4+}
K3[Fe(CN)6] + KOH = K4[Fe(CN)6] + H2O2 =>
2 K3[Fe(CN)6] + 2 KOH = 2 K4[Fe(CN)6] + H2O2
Na2HAsO4 + NH4Cl = (NH4)3AsO4 + NaCl + HCl =>
Na2HAsO4 + 3 NH4Cl = (NH4)3AsO4 + 2 NaCl + HCl
C10H16 + O3 = CO2 + H16 =>
3 C10H16 + 20 O3 = 30 CO2 + 3 H16
Au + HNO3 = Au(NO3)3 + NO2 + H2O =>
Au + 6 HNO3 = Au(NO3)3 + 3 NO2 + 3 H2O
Cl2 + Br2 = BrCl5 =>
5 Cl2 + Br2 = 2 BrCl5
Ca(C2H3O2)2 + (NH4)3As = NH4C2H3O2 + Ca3As2 =>
3 Ca(C2H3O2)2 + 2(NH4)3As = 6 NH4C2H3O2 + Ca3As2
HCl + Na2SO4 = NaCl + H2SO4 =>
2 HCl + Na2SO4 = 2 NaCl + H2SO4
Co(OH)2 = CoOH2O =>
Co(OH)2 = CoOH2O
CrO + CoO3 = CrCoO4 =>
CrO + CoO3 = CrCoO4
Pb(O3N)2 + Na2S = PbS + NaO3N =>
Pb(O3N)2 + Na2S = PbS + 2 NaO3N
Na2Cr2O7 + H2SO4 + KI = I2 + Cr2(SO4)3 + Na2SO4 + H2O + K2SO4 =>
Na2Cr2O7 + 7 H2SO4 + 6 KI = 3 I2 + Cr2(SO4)3 + Na2SO4 + 7 H2O + 3 K2SO4
C3H5OH + Na = H2 + C3H5ONa =>
2 C3H5OH + 2 Na = H2 + 2 C3H5ONa
Fe(F)5 + F = FeF8 =>
Fe(F)5 + 3 F = FeF8
I2 + KIO3 + HCl = ICl + KCl + H2O =>
2 I2 + KIO3 + 6 HCl = 5 ICl + KCl + 3 H2O
FeCl3 + NaNO3 = Fe(NO3)3 + NaCl =>
FeCl3 + 3 NaNO3 = Fe(NO3)3 + 3 NaCl
HC2H3O2NaOH = NaC2H3O2H2O =>
HC2H3O2NaOH = NaC2H3O2H2O
FeS + O2 = Fe4O4 + SO2 =>
4 FeS + 6 O2 = Fe4O4 + 4 SO2
C12H11O3P + O2 = CO2 + H2O + PO4 =>
4 C12H11O3P + 61 O2 = 48 CO2 + 22 H2O + 4 PO4
C2H3(g) + O2(g) = CO2(g) + H2O(l) =>
4 C2H3(g) + 11 O2(g) = 8 CO2(g) + 6 H2O(l)
Fe(SO4)(aq) + Ba(OH)2 = Fe(OH)2 + BaSO4 =>
Fe(SO4)(aq) + Ba(OH)2 = Fe(OH)2 + BaSO4
CuCl2 + K2S = CuS + KCl =>
CuCl2 + K2S = CuS + 2 KCl
C17H30O5 + O2 = CO2 + H2O =>
C17H30O5 + 22 O2 = 17 CO2 + 15 H2O
ZnO + Ba(OH)2 + H2O = Ba[Zn(OH)4] =>
ZnO + Ba(OH)2 + H2O = Ba[Zn(OH)4]
H2O + NH3 + Fe{3+} = Fe(OH)3 + NH4{+} =>
3 H2O + 3 NH3 + Fe{3+} = Fe(OH)3 + 3 NH4{+}
C2H5COO + H + OH{-} = H2O + C2H5COO{-} =>
C2H5COO + H + OH{-} = H2O + C2H5COO{-}
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Équations équilibrées sur01/09/25
Équations équilibrées sur02/08/24
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