| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na2SO4 + Sn(NO3)4 = Sn(SO4)2 + 4 NaNO3
Ba(OH)2 + Ba(HSO4)2 = BaSO4 + H2O =>
Ba(OH)2 + Ba(HSO4)2 = 2 BaSO4 + 2 H2O
HCl + Mg(NO3)2 = HNO3 + MgCl2 =>
2 HCl + Mg(NO3)2 = 2 HNO3 + MgCl2
CuO + H2SO4 = CuOSO3 + H2O =>
CuO + H2SO4 = CuOSO3 + H2O
Zr(SO4)2 + HF + KCl = K2ZrF6 + H2SO4 + HCl =>
Zr(SO4)2 + 6 HF + 2 KCl = K2ZrF6 + 2 H2SO4 + 2 HCl
[Ag(NH3)2]OH + HCl = AgCl + H2O + NH4Cl =>
[Ag(NH3)2]OH + 3 HCl = AgCl + H2O + 2 NH4Cl
CuS + H2SO4(l) = CuSO4(ia) + H2S(g) =>
CuS + H2SO4(l) = CuSO4(ia) + H2S(g)
LiH + AlCl3 = LiAlH4 + LiCl =>
4 LiH + AlCl3 = LiAlH4 + 3 LiCl
Cu2S + O2 = CuO + SO2 =>
Cu2S + 2 O2 = 2 CuO + SO2
CH3CH2NH2 + KMnO4 + H2SO4 = CH3CNO2 + MnSO4 + H2O + K2SO4 =>
5 CH3CH2NH2 + 8 KMnO4 + 12 H2SO4 = 5 CH3CNO2 + 8 MnSO4 + 22 H2O + 4 K2SO4
NaCl + UO2(CH3COO)2 + CH3COOH = UO2Na(CH3COO)3 + HCl =>
NaCl + UO2(CH3COO)2 + CH3COOH = UO2Na(CH3COO)3 + HCl
LiOH + HCl = LiCl + H2O* =>
LiOH + HCl = LiCl + H2O*
NaBr + SnCl2 = NaCl + SnBr2 =>
2 NaBr + SnCl2 = 2 NaCl + SnBr2
CH3CH2NH2 + KMnO4 + H2SO4 = CH3CNO2 + MnSO4 + H2O + K2SO4 =>
5 CH3CH2NH2 + 8 KMnO4 + 12 H2SO4 = 5 CH3CNO2 + 8 MnSO4 + 22 H2O + 4 K2SO4
Al(s) + Fe2O3(s) = Al2O3 + Fe(l) =>
2 Al(s) + Fe2O3(s) = Al2O3 + 2 Fe(l)
CH3CH + Cu(OH)2 + NaOH = CH3COONa + Cu2 + H2O =>
CH3CH + 2 Cu(OH)2 + NaOH = CH3COONa + Cu2 + 3 H2O
NO2{-} + I2 + H2O = NO3{-} + I{-} + H{+} =>
NO2{-} + I2 + H2O = NO3{-} + 2 I{-} + 2 H{+}
Ca(s) + H2O(l) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(OH)2(aq) + H2(g)
Na2S + H2SO4 = H2S + Na2SO4 =>
Na2S + H2SO4 = H2S + Na2SO4
X + KOH + H2O = H2 + KX(OH)4 =>
2 X + 2 KOH + 6 H2O = 3 H2 + 2 KX(OH)4
CaSiO3 + P + CO = Ca3(PO4)2 + SiO2 + C =>
3 CaSiO3 + 2 P + 5 CO = Ca3(PO4)2 + 3 SiO2 + 5 C
NaCl(aq) + KNO3(aq) = KCl(s) + NaNO3(s) =>
NaCl(aq) + KNO3(aq) = KCl(s) + NaNO3(s)
Ti2(SO4)2 + NaOH = Ti(OH)2 + Na2SO4 =>
Ti2(SO4)2 + 4 NaOH = 2 Ti(OH)2 + 2 Na2SO4
Na2OH + HSiO2 = Na2SiO2 + H2O =>
Na2OH + HSiO2 = Na2SiO2 + H2O
Ca + H2O = Ca(OH)(aq) + H2 =>
2 Ca + 2 H2O = 2 Ca(OH)(aq) + H2
HCl + O2 = Cl2O + H2 =>
4 HCl + O2 = 2 Cl2O + 2 H2
K2CO3 + CO2 + H2O = KHCO3 =>
K2CO3 + CO2 + H2O = 2 KHCO3
Mg(NO3)2 + Li3PO4 = Mg3(PO4)2 + LiNO3 =>
3 Mg(NO3)2 + 2 Li3PO4 = Mg3(PO4)2 + 6 LiNO3
NH3 + HNO3 = NH4NO3 =>
NH3 + HNO3 = NH4NO3
Cu(OH)2 + NH3 = [Cu(NH3)4](OH)2 =>
Cu(OH)2 + 4 NH3 = [Cu(NH3)4](OH)2
C10H87 + O2 = CO2 + H2O =>
4 C10H87 + 127 O2 = 40 CO2 + 174 H2O
C2H4O2 + LiOH = H2O + LiC2H3O2 =>
C2H4O2 + LiOH = H2O + LiC2H3O2
H3BO3 + CH3OH = H2O + B(CH3O)3 =>
H3BO3 + 3 CH3OH = 3 H2O + B(CH3O)3
HCrO4 + NaOH = NaCrO4 + H2O =>
HCrO4 + NaOH = NaCrO4 + H2O
C + S + NH5O + H3PO4 = C21H36N7O16P3S + C3H8O + H2O =>
66 C + 3 S + 21 NH5O + 9 H3PO4 = 3 C21H36N7O16P3S + C3H8O + 8 H2O
HBrC2H2 = C2H3Br =>
HBrC2H2 = C2H3Br
HBr + B(OH)3 = BBr3 + H2O =>
3 HBr + B(OH)3 = BBr3 + 3 H2O
H2SIO3 + KOH = K2SIO3 + H2O =>
H2SIO3 + 2 KOH = K2SIO3 + 2 H2O
NH4CO2 + MgSO4 = NH4SO4 + MgCO2 =>
NH4CO2 + MgSO4 = NH4SO4 + MgCO2
KOH + MgCl2 = KCl + Mg(OH)2 =>
2 KOH + MgCl2 = 2 KCl + Mg(OH)2
Cr2O7{-2} + H{+} + J{-} = Cr{+3} + H2O + J{+2) =>
Cr2O7{-2} + 14 H{+} + 2 J{-} = 2 Cr{+3} + 7 H2O + 2 J{+2)
Na2(CO3) + Ca(OH)2 = NaOH + Ca(CO3) =>
Na2(CO3) + Ca(OH)2 = 2 NaOH + Ca(CO3)
AlCl3 + AgNO3 = AgCl + Al(NO3)3 =>
AlCl3 + 3 AgNO3 = 3 AgCl + Al(NO3)3
Na2S2O3 + Cl2 + H2O = Na2SO4 + HCl + HSO4 =>
2 Na2S2O3 + 9 Cl2 + 10 H2O = 2 Na2SO4 + 18 HCl + 2 HSO4
AlOOH = Al2O3H2O =>
2 AlOOH = Al2O3H2O
Fe(OH)2 + O2 + H2O = Fe(OH)3 = =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
C6H6OH + Ca(OH)2 = C6H5OCa + H2O =>
C6H6OH + Ca(OH)2 = C6H5OCa + 2 H2O
Sn + Ag{+} = Sn{2+} + Ag =>
Sn + 2 Ag{+} = Sn{2+} + 2 Ag
Cr2O7{-2} + H{+} + J{-} = Cr{+3} + H2O + J{+2)' =>
Cr2O7{-2} + 14 H{+} + 2 J{-} = 2 Cr{+3} + 7 H2O + 2 J{+2)'
CH3CH2NH2 + KMnO4 + H2SO4 = CH3CNO2 + MnSO4 + H2O + K2SO4 =>
5 CH3CH2NH2 + 8 KMnO4 + 12 H2SO4 = 5 CH3CNO2 + 8 MnSO4 + 22 H2O + 4 K2SO4
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Équations équilibrées sur01/05/25
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