| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Na + PbCl2 = 2 Na2Cl + Pb
CH3COOH + Cu(HCO3)2 = Cu(CH3COO) + H2O + CO2 =>
9 CH3COOH + 8 Cu(HCO3)2 = 8 Cu(CH3COO) + 14 H2O + 18 CO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CuSO4*5H2O + Al + HCl = Cu + AlCl3 + H2O + H2SO4 =>
3 CuSO4*5H2O + 2 Al + 6 HCl = 3 Cu + 2 AlCl3 + 15 H2O + 3 H2SO4
e + MnO4{-} + H{+} = MnO2 + H2O =>
3e + MnO4{-} + 4 H{+} = MnO2 + 2 H2O
SbS3 + NO3{-} + H{+} = HSbO3 + HSO4{-} + NO2 + H2O =>
SbS3 + 23 NO3{-} + 20 H{+} = HSbO3 + 3 HSO4{-} + 23 NO2 + 8 H2O
NaCl(aq) + Be(OH)2(aq) = NaOH(aq) + BeCl2(aq) =>
2 NaCl(aq) + Be(OH)2(aq) = 2 NaOH(aq) + BeCl2(aq)
NH3(s) = N2(g) + H2(g) =>
2 NH3(s) = N2(g) + 3 H2(g)
CoCl3(aq) + Na2S(aq) = Co2S3(s) + NaCl(aq) =>
2 CoCl3(aq) + 3 Na2S(aq) = Co2S3(s) + 6 NaCl(aq)
AgHNO3 + NaCl = NaHNO3 + AgCl =>
AgHNO3 + NaCl = NaHNO3 + AgCl
H(NO)3 + Mn(OH)2 = H(OH)2 + Mn(NO)3 =>
H(NO)3 + Mn(OH)2 = H(OH)2 + Mn(NO)3
Br3O8 + KOH = KBrO3 + KBrO4 + H2O =>
2 Br3O8 + 6 KOH = 5 KBrO3 + KBrO4 + 3 H2O
BrO3{-} + Br{-} + H3O{+} = Br2 + H2O =>
BrO3{-} + 5 Br{-} + 6 H3O{+} = 3 Br2 + 9 H2O
C4H9OH + NaOH = C4H9O + Na + H2O =>
C4H9OH + NaOH = C4H9O + Na + H2O
Br3O8 + KOH = KBrO3 + KBrO4 + H2O =>
2 Br3O8 + 6 KOH = 5 KBrO3 + KBrO4 + 3 H2O
Na + FeO2 = NaO + Fe =>
2 Na + FeO2 = 2 NaO + Fe
Na2SO4(aq) + Mg3(PO4)2(aq) = MgSO4(aq) + Na3PO4(aq) =>
3 Na2SO4(aq) + Mg3(PO4)2(aq) = 3 MgSO4(aq) + 2 Na3PO4(aq)
C2H5OH + OH = CO2 + H2O =>
C2H5OH + 12 OH = 2 CO2 + 9 H2O
Cr(OH)3 + NaOH = Na[Cr(OH)4] =>
Cr(OH)3 + NaOH = Na[Cr(OH)4]
Br3O8 + KOH = KBrO3 + KBrO4 + H2O =>
2 Br3O8 + 6 KOH = 5 KBrO3 + KBrO4 + 3 H2O
Cr2O7 + OH = CrO4 + H2O =>
Cr2O7 + 2 OH = 2 CrO4 + H2O
Ca(NO3)2 = CaO + N2O + O2 =>
Ca(NO3)2 = CaO + N2O + 2 O2
ZrI = Zr + I2 =>
2 ZrI = 2 Zr + I2
H3C6H8O7 + NaOH = NaH2C6H8O7 + H2O =>
H3C6H8O7 + NaOH = NaH2C6H8O7 + H2O
AlOH{3} + HCl = AlCl{3} + H2O =>
AlOH{3} + HCl = AlCl{3} + H2O
Cu(OH)2 + H2Te = Cu2Te2 + H2O =>
2 Cu(OH)2 + 2 H2Te = Cu2Te2 + 4 H2O
K2CO3(aq) + HClO4(aq) = KClO4 + CO2 + H2O =>
K2CO3(aq) + 2 HClO4(aq) = 2 KClO4 + CO2 + H2O
Ti(OH)3 + H2O + O2 = Ti(OH)4 =>
4 Ti(OH)3 + 2 H2O + O2 = 4 Ti(OH)4
Mn{4+} + Fe{2+} = Fe{3+} + Mn{2+} =>
Mn{4+} + 2 Fe{2+} = 2 Fe{3+} + Mn{2+}
CH3OH + KMnO4 + H2SO4 = CHO2H + MnSO4 + H2O + KSO4 =>
CH3OH + KMnO4 + 2 H2SO4 = CHO2H + MnSO4 + 3 H2O + KSO4
Ca(NO3)2 + Al2(CO3)3 = Ca(CO3) + (NO3)3Al =>
3 Ca(NO3)2 + Al2(CO3)3 = 3 Ca(CO3) + 2(NO3)3Al
K2Cr2O7 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + K2SO4 + 4 H2O
NaCl + MgO = Na2O + MgCl2 =>
2 NaCl + MgO = Na2O + MgCl2
Al2(CO3)3 + H = Al2 + H2O + CO2 =>
Al2(CO3)3 + 6 H = Al2 + 3 H2O + 3 CO2
Tl2OH(aq) + Mg2Br(aq) = Mg2OH(s) + Tl2Br(s) =>
Tl2OH(aq) + Mg2Br(aq) = Mg2OH(s) + Tl2Br(s)
LiC6 + NiO2 = LiNiO2 + C =>
LiC6 + NiO2 = LiNiO2 + 6 C
N2O + H2 = H2O + NH3 =>
N2O + 4 H2 = H2O + 2 NH3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Hg{+} + Cl{-} = Hg2Cl2 =>
2 Hg{+} + 2 Cl{-} = Hg2Cl2
S8 + NO3{-} + H{+} = S4O6{2-} + NO2 + H2O =>
S8 + 20 NO3{-} + 16 H{+} = 2 S4O6{2-} + 20 NO2 + 8 H2O
P4 + H2O + NaOH = Na2HPO3 + H2 =>
P4 + 4 H2O + 8 NaOH = 4 Na2HPO3 + 6 H2
SrSO4 + K2CO3 = K2SO4 + SrCO3 =>
SrSO4 + K2CO3 = K2SO4 + SrCO3
NaBa + H2SO4 = NaH2 + BaSO4 =>
NaBa + H2SO4 = NaH2 + BaSO4
Na2O + HF = NaF + H2O =>
Na2O + 2 HF = 2 NaF + H2O
Fe{+3} + I{-e} = Fe{+2} + I2 =>
2 Fe{+3} + 2 I{-e} = 2 Fe{+2} + I2
FeO + CO2 = Fe + CO3 =>
FeO + CO2 = Fe + CO3
K2Cr2O7 + H2SO4 = K2S04 + Cr2(SO4)3 + H2O + O2 =>
K2Cr2O7 + 7 H2SO4 = K2S04 + Cr2(SO4)3 + 7 H2O + 8 O2
[Co(NH3)6]{2+} + H2O2 = [Co(NH3)6]{3+} + OH{-} =>
2[Co(NH3)6]{2+} + H2O2 = 2[Co(NH3)6]{3+} + 2 OH{-}
Na2SO3 + S = Na2S2O3(aq) =>
Na2SO3 + S = Na2S2O3(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/22/24
Équations équilibrées sur08/21/23
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