| Équations équilibrées la veille | Équations équilibrées le lendemain |
HClO3 + NaHCO3 = NaClO3 + H2O + CO2
FeO + SO2 + O2 = Fe2(SO4)3 =>
2 FeO + 3 SO2 + 2 O2 = Fe2(SO4)3
H2SO4 + Na2S2O3 = Na2S2O6 + H2O + SO2 =>
3 H2SO4 + Na2S2O3 = Na2S2O6 + 3 H2O + 3 SO2
Al(NO3)3 + NaI = AlI3 + Na(NO3) =>
Al(NO3)3 + 3 NaI = AlI3 + 3 Na(NO3)
C4H6 + Na = C4H6Na =>
C4H6 + Na = C4H6Na
CO3{2-} + H2SO4 = H2CO3 + SO4{2-} =>
CO3{2-} + H2SO4 = H2CO3 + SO4{2-}
CuO(s) = Cu2O(s) + O2(g) =>
4 CuO(s) = 2 Cu2O(s) + O2(g)
Al + Cu = Al2Cu3 =>
2 Al + 3 Cu = Al2Cu3
Al2(SO4)3 + ZnCl2 = AlCl3 + ZnSO4 =>
Al2(SO4)3 + 3 ZnCl2 = 2 AlCl3 + 3 ZnSO4
C12H22O11 + Ca(OH)2 = CH3CH2OH + CO2 + CaCO3 =>
C12H22O11 + Ca(OH)2 = 4 CH3CH2OH + 3 CO2 + CaCO3
Al(H2O)6 + OH = Al(H2O)3(OH)3 + H3O =>
2 Al(H2O)6 + 3 OH = 2 Al(H2O)3(OH)3 + 3 H3O
KClO2 + S = KCl + SO2 =>
KClO2 + S = KCl + SO2
NH4 + H2O2 = NH2 + H2O =>
NH4 + H2O2 = NH2 + 2 H2O
HCl + Cr = CrCl2 + H2 =>
2 HCl + Cr = CrCl2 + H2
Al + Cu = Al2Cu3 =>
2 Al + 3 Cu = Al2Cu3
H{+} + ClO4{-} + Br{-} = Cl{-} + Br2 + H2O =>
8 H{+} + ClO4{-} + 8 Br{-} = Cl{-} + 4 Br2 + 4 H2O
Na3Po4(aq) + AlCl3(aq) = NaCl(aq) + AlPo4(s) =>
Na3Po4(aq) + AlCl3(aq) = 3 NaCl(aq) + AlPo4(s)
Pb + S2 = PbS =>
2 Pb + S2 = 2 PbS
C2H4 + CO + H2 = C6H14O =>
5 C2H4 + 2 CO + 4 H2 = 2 C6H14O
H + S + O2 = H2SO4 =>
2 H + S + 2 O2 = H2SO4
NaH2PO4 + HCl = H3PO4 + NaCl =>
NaH2PO4 + HCl = H3PO4 + NaCl
Zn + BaI2 = Ba + ZnI2 =>
Zn + BaI2 = Ba + ZnI2
Fe(OH)2 + NH3 = Fe(NH3)4 + OH =>
Fe(OH)2 + 4 NH3 = Fe(NH3)4 + 2 OH
W + H2 = WH =>
2 W + H2 = 2 WH
C6H12O6 + Ca(OH)2 = CaC2 + C5H13O7 =>
2 C6H12O6 + Ca(OH)2 = CaC2 + 2 C5H13O7
Li2O + CH3COOH = LiCH3COO + H2O =>
Li2O + 2 CH3COOH = 2 LiCH3COO + H2O
CH3CH2COOH + C3H8O = C6H12O2 + H2O =>
CH3CH2COOH + C3H8O = C6H12O2 + H2O
KNO3 + KOH = K2 + NO3OH =>
KNO3 + KOH = K2 + NO3OH
I2 + NH4F = INH4 + F =>
I2 + 2 NH4F = 2 INH4 + 2 F
C2H7NO2 + O2 = CO2 + H2O + NH3 =>
C2H7NO2 + 2 O2 = 2 CO2 + 2 H2O + NH3
Me2SiCl2 + H2O = [Me2SiO]4 + HCl =>
4 Me2SiCl2 + 4 H2O = [Me2SiO]4 + 8 HCl
CH3(OH) + O2 = CO + H2O =>
CH3(OH) + O2 = CO + 2 H2O
CuOH = Cu2O + H2O =>
2 CuOH = Cu2O + H2O
Pb + P = Pb3P2 =>
3 Pb + 2 P = Pb3P2
HClO2 + H2O = ClO3 + H3O =>
HClO2 + 4 H2O = ClO3 + 3 H3O
CrO4{2-} + S2O3{2-} + H2O = Cr(OH)4{-} + SO4{2-} + OH{-} =>
8 CrO4{2-} + 3 S2O3{2-} + 17 H2O = 8 Cr(OH)4{-} + 6 SO4{2-} + 2 OH{-}
K2[Zn(OH)4] = KOH + ZnO + H2O =>
K2[Zn(OH)4] = 2 KOH + ZnO + H2O
C + KMnO4 = CO2 + K2O + MnO =>
5 C + 4 KMnO4 = 5 CO2 + 2 K2O + 4 MnO
HClO2 + H2O = ClO3 + H3O =>
HClO2 + 4 H2O = ClO3 + 3 H3O
ZnS + H = Zn + H2S =>
ZnS + 2 H = Zn + H2S
Cu2S = Cu + S =>
Cu2S = 2 Cu + S
CH3COO{-} + H{+} = CH4 + CO2 =>
CH3COO{-} + H{+} = CH4 + CO2
K2SIO3 + H2O = H2SIO3 + KOH =>
K2SIO3 + 2 H2O = H2SIO3 + 2 KOH
HI + Fe(NO3)3 = HNO3 + I2 + Fe(NO3)2 =>
2 HI + 2 Fe(NO3)3 = 2 HNO3 + I2 + 2 Fe(NO3)2
SO2 + Ag = AgS + O2 =>
SO2 + Ag = AgS + O2
Fe(SO4) + KCl = FeCl2 + K2SO4 =>
Fe(SO4) + 2 KCl = FeCl2 + K2SO4
K2Se + KMnO4 + H2SO4 = Se + K2SO4 + MnSO4 + H2O =>
5 K2Se + 2 KMnO4 + 8 H2SO4 = 5 Se + 6 K2SO4 + 2 MnSO4 + 8 H2O
KCl + H2SO4 = KSO4 + ClH2 =>
KCl + H2SO4 = KSO4 + ClH2
Na2S2O3 + Fe(NO3)3 = Na2S4O6 + Fe(NO3)2 + NaNO3 =>
2 Na2S2O3 + 2 Fe(NO3)3 = Na2S4O6 + 2 Fe(NO3)2 + 2 NaNO3
CaCl2(aq) + NaHSO4(aq) = Ca(HSO4)2(aq) + NaCl(s) =>
CaCl2(aq) + 2 NaHSO4(aq) = Ca(HSO4)2(aq) + 2 NaCl(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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