| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 HN + O2 = 2 N2 + 2 H2O
NaOCN + NaClO + H2O = NaCl + NaHCO3 + N2 =>
2 NaOCN + 3 NaClO + H2O = 3 NaCl + 2 NaHCO3 + N2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Cr2O7(NH4)2 = N2 + H2O + Cr2O3 =>
Cr2O7(NH4)2 = N2 + 4 H2O + Cr2O3
HCl + H2O = H3O + Cl =>
HCl + H2O = H3O + Cl
KI(aq) + CI2(g) = KCI(g) + I2(g) =>
KI(aq) + CI2(g) = KCI(g) + I2(g)
CH3OH + Cr2O72{-} + H{+} = HCOOH + Cr3{+} + H2O =>
427 CH3OH + 12 Cr2O72{-} + 20 H{+} = 427 HCOOH + 8 Cr3{+} + 437 H2O
Fe(s) + Cd(NO3)(aq) = Fe(NO3)0(aq) + Cd(s) =>
Fe(s) + Cd(NO3)(aq) = Fe(NO3)0(aq) + Cd(s)
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
Na2S + Cl2 + H2O = Na2SO3 + HCl =>
Na2S + 3 Cl2 + 3 H2O = Na2SO3 + 6 HCl
NH4(NO3) + HCl = NH4Cl + NO2 + H2O =>
7 NH4(NO3) + 6 HCl = 6 NH4Cl + 8 NO2 + 5 H2O
I4O9 = I2O5 + OI =>
3 I4O9 = 5 I2O5 + 2 OI
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
(CH3)2NH + HCl = (CH3)2NH2 + Cl =>
(CH3)2NH + HCl = (CH3)2NH2 + Cl
NaBH4 + H3PO4 = B2H6 + NaH2PO4 + H2 =>
2 NaBH4 + 2 H3PO4 = B2H6 + 2 NaH2PO4 + 2 H2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
KBrO3 + KI + HNO3 = Br2 + H2O + KNO3 + I2 =>
2 KBrO3 + 10 KI + 12 HNO3 = Br2 + 6 H2O + 12 KNO3 + 5 I2
Si + FeO = FeSi + SiO2 =>
3 Si + 2 FeO = 2 FeSi + SiO2
SnO2 + H2 = Sn + H2O = =>
SnO2 + 2 H2 = Sn + 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
ClO3{-} + HNO2 = Cl{-} + NO3{-} + H{+} =>
ClO3{-} + 3 HNO2 = Cl{-} + 3 NO3{-} + 3 H{+}
I2 + HClO4 + H2O = H5IO6 + HCl =>
4 I2 + 7 HClO4 + 20 H2O = 8 H5IO6 + 7 HCl
MnO4{-} + S2O3{2-} + OH = MnO2 + SO4{2-} + H2O =>
2 MnO4{-} + S2O3{2-} + 2 OH = 2 MnO2 + 2 SO4{2-} + H2O
Al + H2(SO3) = Al2(SO3)3 + H2 =>
2 Al + 3 H2(SO3) = Al2(SO3)3 + 3 H2
Ag + HClO4 = AgClO4 + AgCl + H2O =>
8 Ag + 8 HClO4 = 7 AgClO4 + AgCl + 4 H2O
FeC2O4 + CO2 = Fe(C2O4)3 =>
FeC2O4 + 4 CO2 = Fe(C2O4)3
Na + Hl = NaHl =>
Na + Hl = NaHl
Be + C2 = BeC2 =>
Be + C2 = BeC2
FeC2O4 + CO2 = Fe(C2O4)3 =>
FeC2O4 + 4 CO2 = Fe(C2O4)3
C3(OH)8 + O2 = CO2 + H2O =>
C3(OH)8 + O2 = 3 CO2 + 4 H2O
FeC2O4 + CO2 = Fe(C2O4)3 =>
FeC2O4 + 4 CO2 = Fe(C2O4)3
Ag2O(heat) = Ag + O =>
Ag2O(heat) = 2 Ag + O
C8H20 + Br2 = C8H19Br + HBr =>
C8H20 + Br2 = C8H19Br + HBr
CuS + LiOH = Cu(OH)2 + Li2S =>
CuS + 2 LiOH = Cu(OH)2 + Li2S
Mg3P2 = Mg + P4 =>
2 Mg3P2 = 6 Mg + P4
CH3CH2Cl + H2O = CH3CH2OH + HCl =>
CH3CH2Cl + H2O = CH3CH2OH + HCl
KMnO4 + HCl + H2SO4 = K2SO4 + Cl2 + MnSO4 + H2O =>
2 KMnO4 + 10 HCl + 3 H2SO4 = K2SO4 + 5 Cl2 + 2 MnSO4 + 8 H2O
Sc + KOH = K3[Sc(OH)6] + K =>
Sc + 6 KOH = K3[Sc(OH)6] + 3 K
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
FeC2O4 = CO2 + Fe =>
FeC2O4 = 2 CO2 + Fe
NaC2H3O2 + Pb(NO3)2 = Na(NO3)2 + PbC2H3O2 =>
NaC2H3O2 + Pb(NO3)2 = Na(NO3)2 + PbC2H3O2
C6H5CHCH2 + Br2 = C6H5CHBrCH2Br =>
C6H5CHCH2 + Br2 = C6H5CHBrCH2Br
(S2O3)2{-} + I2 = I{-} + (S4O6)2{-} =>
4(S2O3)2{-} + I2 = 2 I{-} + 2(S4O6)2{-}
(NH4)2SO4 + Na2SiO3 = Na2SO4 + (NH4)2SiO3 =>
(NH4)2SO4 + Na2SiO3 = Na2SO4 + (NH4)2SiO3
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
NaF + FeCl3 = FeF3 + NaCl =>
3 NaF + FeCl3 = FeF3 + 3 NaCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Co3O4 + HCl = CoCl2 + Cl + H2O =>
Co3O4 + 8 HCl = 3 CoCl2 + 2 Cl + 4 H2O
H2CO3 + H2O = H3O + CO3 =>
H2CO3 + 2 H2O = 2 H3O + CO3
CuCl2 + AlNO3 = Cu(NO3)2 + AlCl =>
CuCl2 + 2 AlNO3 = Cu(NO3)2 + 2 AlCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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