| Équations équilibrées la veille |
Bi2S3 + 3(NH4)2S = 2(NH4)3BiS3
CH3CH2CH2OH + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CH2CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
ZnS + CaO = ZnO + CaS =>
ZnS + CaO = ZnO + CaS
Na + HNO2 = H2 + NaNO2 =>
2 Na + 2 HNO2 = H2 + 2 NaNO2
CH2BrCH2Br = CH2CH2 + Br =>
CH2BrCH2Br = CH2CH2 + 2 Br
C7H6O2 + Na2CO3 = C7H5O2Na + H2O + CO2 =>
2 C7H6O2 + Na2CO3 = 2 C7H5O2Na + H2O + CO2
NaNO3 + NaOH = Na2O2 + NH3 + H2O =>
NaNO3 + 7 NaOH = 4 Na2O2 + NH3 + 2 H2O
H[CuI2] + HNO3 = Cu(NO3)2 + I2 + NO2 + H2O =>
H[CuI2] + 5 HNO3 = Cu(NO3)2 + I2 + 3 NO2 + 3 H2O
KCl + H2O = K2O + HCl =>
2 KCl + H2O = K2O + 2 HCl
Cr(NO3)3 + K2(SO4) = Cr2(SO4)3 + K(NO3) =>
2 Cr(NO3)3 + 3 K2(SO4) = Cr2(SO4)3 + 6 K(NO3)
SO2 + NaO = Na2SO3 + O2 =>
2 SO2 + 4 NaO = 2 Na2SO3 + O2
LiCl + Al2O3 = Li2O + AlCl3 =>
6 LiCl + Al2O3 = 3 Li2O + 2 AlCl3
Sb2O3 + S = Sb2S3 + SO2 =>
2 Sb2O3 + 9 S = 2 Sb2S3 + 3 SO2
HgBr2 + H2O = HgO + HBr =>
HgBr2 + H2O = HgO + 2 HBr
Fe(NO3)2 = FeO + NO2 + O2 =>
2 Fe(NO3)2 = 2 FeO + 4 NO2 + O2
COF2(g) + H2O(l) = CO2(g) + HF(g) =>
COF2(g) + H2O(l) = CO2(g) + 2 HF(g)
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
HI2 = H + I2 =>
HI2 = H + I2
KCl + H2O = KOH + HCl =>
KCl + H2O = KOH + HCl
K2[PtCl6] + KOH = KCl + K2[Pt(OH)6] =>
K2[PtCl6] + 6 KOH = 6 KCl + K2[Pt(OH)6]
NaOH(aq) + FeCl2(aq) = NaCl(aq) + Fe(OH)2 =>
2 NaOH(aq) + FeCl2(aq) = 2 NaCl(aq) + Fe(OH)2
Pb + Fe(SO4) = Pb(SO4) + Fe =>
Pb + Fe(SO4) = Pb(SO4) + Fe
CH2BrCH2Br = CH2CH2 + Br =>
CH2BrCH2Br = CH2CH2 + 2 Br
Fe2O3(s) + Al(s) = Fe(l) + Al2O3(s) =>
Fe2O3(s) + 2 Al(s) = 2 Fe(l) + Al2O3(s)
HCl(aq) + NaHO(aq) = NaCl(aq) + H2O(l) =>
HCl(aq) + NaHO(aq) = NaCl(aq) + H2O(l)
KClO2(s) = KCl(s) + O2(g) =>
KClO2(s) = KCl(s) + O2(g)
FeCl2(aq) + NaOH(aq) = Fe(OH)2 + NaCl =>
FeCl2(aq) + 2 NaOH(aq) = Fe(OH)2 + 2 NaCl
CaCO3 + BaPO4 = CaPO4 + BaCO3 =>
CaCO3 + BaPO4 = CaPO4 + BaCO3
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
H2O + KCl = KOH + Cl2 + H2 =>
2 H2O + 2 KCl = 2 KOH + Cl2 + H2
CH3COONa + HI = NaI + CH3COOH =>
CH3COONa + HI = NaI + CH3COOH
Na2CO3 + CuSO4 = Na2SO4 + CuCO3 = =>
Na2CO3 + CuSO4 = Na2SO4 + CuCO3
CH2BrCH2Br = CH2CH2 + Br =>
CH2BrCH2Br = CH2CH2 + 2 Br
CaBr2 + Na3(Po)4 = Na3Br2 + Ca(Po)4 =>
CaBr2 + Na3(Po)4 = Na3Br2 + Ca(Po)4
HNo3 + K2Cr2O7 + Fe(No3)2 = KNo3 + Fe(No3)3 + Cr(No3)2 + H2O =>
14 HNo3 + K2Cr2O7 + 8 Fe(No3)2 = 2 KNo3 + 8 Fe(No3)3 + 2 Cr(No3)2 + 7 H2O
H2(d) + Cl2(d) = HCl(d) =>
H2(d) + Cl2(d) = 2 HCl(d)
Al(s) + Fe2O3(s) = Al2O3 + Fe(l) =>
2 Al(s) + Fe2O3(s) = Al2O3 + 2 Fe(l)
CH2BrCH2Br = CH2CH2 + Br =>
CH2BrCH2Br = CH2CH2 + 2 Br
HNO3(aq) + CaCO3(s) = Ca(NO3)2(aq) + CO2(g) + H2O(l) =>
2 HNO3(aq) + CaCO3(s) = Ca(NO3)2(aq) + CO2(g) + H2O(l)
CoBr3 + Pb(NO3)2 = Co(NO3)3 + PbBr2 =>
2 CoBr3 + 3 Pb(NO3)2 = 2 Co(NO3)3 + 3 PbBr2
Na2SiO3 + NH4Cl + H2O = NaCl + H2SiO3 + NH3H2O =>
Na2SiO3 + 2 NH4Cl + 2 H2O = 2 NaCl + H2SiO3 + 2 NH3H2O
Al(s) + Fe2O3(s) = Al2O3(l) + Fe(l) =>
2 Al(s) + Fe2O3(s) = Al2O3(l) + 2 Fe(l)
KMnO4 + Na + H2SO4 = H2O + K2SO4 + MnSO4 + Na2SO4 =>
2 KMnO4 + 10 Na + 8 H2SO4 = 8 H2O + K2SO4 + 2 MnSO4 + 5 Na2SO4
C5H10O2 + C3H8O = C8H16O2 + H2O =>
C5H10O2 + C3H8O = C8H16O2 + H2O
FeCl2(aq) + NaOH(aq) = Fe(OH)2(aq) + NaCl(aq) =>
FeCl2(aq) + 2 NaOH(aq) = Fe(OH)2(aq) + 2 NaCl(aq)
Pb(NO3)2(aq) + KIO3(aq) = Pb(IO3)2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KIO3(aq) = Pb(IO3)2(s) + 2 KNO3(aq)
C2H6O(aq) + C2H4O2(aq) = C4H8O2(aq) + H2O =>
C2H6O(aq) + C2H4O2(aq) = C4H8O2(aq) + H2O
B + Ba(NO3)2 = B(NO3)3 + Ba =>
2 B + 3 Ba(NO3)2 = 2 B(NO3)3 + 3 Ba
SO3{2-} + MnO4{-} + H2O = OH{-} + SO4{2-} + MnO2 =>
3 SO3{2-} + 2 MnO4{-} + H2O = 2 OH{-} + 3 SO4{2-} + 2 MnO2
SO3(g) = SO2(g) + O2(g) =>
2 SO3(g) = 2 SO2(g) + O2(g)
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Équations équilibrées sur11/02/24
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