| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na2S5 + 4 H{+} = 2 H2S + S8 + 4 Na{+}
PO4 + BaCl = BaPO4 + Cl =>
PO4 + BaCl = BaPO4 + Cl
NaSO4 + Zn = ZnSO4 + Na =>
NaSO4 + Zn = ZnSO4 + Na
Na3[Cr(OH)6] + HClO = Na2CrO4 + NaCl + H2O + CrCl2 =>
12 Na3[Cr(OH)6] + 16 HClO = 11 Na2CrO4 + 14 NaCl + 44 H2O + CrCl2
NaHCO3 + CH3COOH = CH3COONa + CO2 + H2O2 =>
6 NaHCO3 + 5 CH3COOH = 6 CH3COONa + 4 CO2 + 4 H2O2
C2H4O2 + PCl3 = C2H3OCl + H3PO3 =>
3 C2H4O2 + PCl3 = 3 C2H3OCl + H3PO3
MoO3 + H2 + S = MoS2 + H2O =>
MoO3 + 3 H2 + 2 S = MoS2 + 3 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CH4 + CO2 = C2H2 + H2O =>
5 CH4 + 3 CO2 = 4 C2H2 + 6 H2O
FeBr3 + Hg = FeBr2 + HgBr2 =>
2 FeBr3 + Hg = 2 FeBr2 + HgBr2
Al(OH)4{-} + H2SO4 = Al(OH)3 + H2O + SO4{-2} =>
2 Al(OH)4{-} + H2SO4 = 2 Al(OH)3 + 2 H2O + SO4{-2}
KI + NaCl = KCl + Na(I) =>
KI + NaCl = KCl + Na(I)
Zn(NO3)2(aq) + Fe(s) = Fe(NO3)(s) + Zn(aq) =>
Zn(NO3)2(aq) + 2 Fe(s) = 2 Fe(NO3)(s) + Zn(aq)
N3PO4 + NaOH = Na3PO4 + NOH =>
N3PO4 + 3 NaOH = Na3PO4 + 3 NOH
C6H5OH + CH3COCl = C6H5COOCH3 + HCl =>
C6H5OH + CH3COCl = C6H5COOCH3 + HCl
Nitrogen + hydrogen = hydrazine =>
N2 + 2 H2 = N2H4
Ni(aq) + OH(aq) = NiOH =>
Ni(aq) + OH(aq) = NiOH
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
(NH4)2C2O4 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CO2 + (NH4)2SO4 + H2O =>
5(NH4)2C2O4 + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 10 CO2 + 5(NH4)2SO4 + 8 H2O
M + H2O = M{+} + OH{-} + H2 =>
2 M + 2 H2O = 2 M{+} + 2 OH{-} + H2
AgNO3 + HgCl = AgCl + Hg(NO3) =>
AgNO3 + HgCl = AgCl + Hg(NO3)
HF + H2O = HFO + H2 =>
HF + H2O = HFO + H2
Co(OH)Cl + (NH4)Cl + NH4OH = [Co(NH3)5]Cl2 + H2O =>
Co(OH)Cl + (NH4)Cl + 4 NH4OH = [Co(NH3)5]Cl2 + 5 H2O
H2CO2 + O2 = CO2 + H2O =>
2 H2CO2 + O2 = 2 CO2 + 2 H2O
Ca + NaOH = CaOH + Na =>
Ca + NaOH = CaOH + Na
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
SrCl2 + LiOH = Sr(OH)2 + LiCl =>
SrCl2 + 2 LiOH = Sr(OH)2 + 2 LiCl
Ba(HCO3)2 + H2SO4 = CO2 + H2O + Ba(SO4) =>
Ba(HCO3)2 + H2SO4 = 2 CO2 + 2 H2O + Ba(SO4)
X + F2 = XF3 =>
2 X + 3 F2 = 2 XF3
I2 + O2 + V + Se = V4OSe8I8 =>
8 I2 + O2 + 8 V + 16 Se = 2 V4OSe8I8
K2CO3 + FeCl3 = Fe2(CO3)3(s) + KCl =>
3 K2CO3 + 2 FeCl3 = Fe2(CO3)3(s) + 6 KCl
KOH + Fe3(Po4)2 = K3Po4 + Fe(OH)2 =>
6 KOH + Fe3(Po4)2 = 2 K3Po4 + 3 Fe(OH)2
CuBr2 + H2S = CuS + Br2H2 =>
CuBr2 + H2S = CuS + Br2H2
Mn2O3 + HCl = MnCl + H2O + Cl2 =>
Mn2O3 + 6 HCl = 2 MnCl + 3 H2O + 2 Cl2
As(s) + I2(s) = AsI5(s) =>
2 As(s) + 5 I2(s) = 2 AsI5(s)
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
Ag + Na2S = Ag(Na2S)2 =>
Ag + 2 Na2S = Ag(Na2S)2
Na2SO3 + H2SO4 = NaSO4 + SO2 + H2O =>
Na2SO3 + 3 H2SO4 = 2 NaSO4 + 2 SO2 + 3 H2O
C3H6O + LiAlH4 = C3H8O + LiAlH2 =>
C3H6O + LiAlH4 = C3H8O + LiAlH2
IO3{-} + SO2 + H2O = I2 + SO4{2-} + H{+} =>
2 IO3{-} + 5 SO2 + 4 H2O = I2 + 5 SO4{2-} + 8 H{+}
Cu + AgNO3 = Cu(NO3)2 + (Ag) =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2(Ag)
Hg2(NO3)2 = Hg + NO3 =>
Hg2(NO3)2 = 2 Hg + 2 NO3
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
FeBr2 + H2SO4 = Fe2(SO4)3 + Br2 + SO2 + H2O =>
2 FeBr2 + 6 H2SO4 = Fe2(SO4)3 + 2 Br2 + 3 SO2 + 6 H2O
CH3CH2CH2OH + K2CrO7 + H2SO4 = CH3CH2CH2CHO + Cr2(SO4)3 + K2SO4 + H2O =>
12 CH3CH2CH2OH + 2 K2CrO7 + 5 H2SO4 = 9 CH3CH2CH2CHO + Cr2(SO4)3 + 2 K2SO4 + 17 H2O
S + O2 = SO2 =>
S + O2 = SO2
NaO + HCl = NaCl + H2O2 =>
2 NaO + 2 HCl = 2 NaCl + H2O2
CH2NH2COOH + HCl = ClCH2COOH + NH3 =>
CH2NH2COOH + HCl = ClCH2COOH + NH3
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Équations équilibrées sur12/10/24
Équations équilibrées sur01/09/24
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