| Équations équilibrées la veille |
6 C6H5OH + FeCl3 = H3[Fe(C6H5O)6] + 3 HCl
NaO + SO2 = NaO2 + SO =>
NaO + SO2 = NaO2 + SO
NaI + Ca(NO3)2 = NaNO3 + CaI2 =>
2 NaI + Ca(NO3)2 = 2 NaNO3 + CaI2
HCHO + Cu(OH)2 = Cu + CO2 + H2O =>
HCHO + 2 Cu(OH)2 = 2 Cu + CO2 + 3 H2O
CH3SH(g) + O2(g) = CO2(g) + H2O(l) + SO2(g) =>
CH3SH(g) + 3 O2(g) = CO2(g) + 2 H2O(l) + SO2(g)
NiS + HNO3 = Ni(NO3)2 + S + NO2 + H2O =>
NiS + 4 HNO3 = Ni(NO3)2 + S + 2 NO2 + 2 H2O
Fe(NO3)3(aq) + KSCN(aq) = Fe(SCN)3(aq) + KNO3(aq) =>
Fe(NO3)3(aq) + 3 KSCN(aq) = Fe(SCN)3(aq) + 3 KNO3(aq)
W + HCl = WCl3 + H2 =>
2 W + 6 HCl = 2 WCl3 + 3 H2
HI + HClO3 = HCl + I + H2O =>
6 HI + HClO3 = HCl + 6 I + 3 H2O
MgCO3 + HNO3 = Mg(NO3)2 + H2CO3 =>
MgCO3 + 2 HNO3 = Mg(NO3)2 + H2CO3
NO2 + Cl2 = NO2Cl =>
2 NO2 + Cl2 = 2 NO2Cl
BaCl2(aq) + AgNO3 = AgCl(s) + Ba(NO3)2(aq) =>
BaCl2(aq) + 2 AgNO3 = 2 AgCl(s) + Ba(NO3)2(aq)
HSO3{-} + H2O = SO4{-2} + {-} + H{+} =>
HSO3{-} + H2O = SO4{-2} + 2e + 3 H{+}
CuBr = Cu + Br =>
CuBr = Cu + Br
K4[Fe(CN)6] + FeSO4 = Fe4[Fe(CN)6]3 + K2SO4 + Fe2 =>
3 K4[Fe(CN)6] + 6 FeSO4 = Fe4[Fe(CN)6]3 + 6 K2SO4 + Fe2
KOH + Li = KOHLi =>
KOH + Li = KOHLi
H2(g) + F2(g) = HF(g) =>
H2(g) + F2(g) = 2 HF(g)
NiCl2 + HCl = NiH + Cl2 =>
2 NiCl2 + 2 HCl = 2 NiH + 3 Cl2
IO3{-} + N3{-} + H2O = I{-} + NO + OH{-} =>
7 IO3{-} + 6 N3{-} + 3 H2O = 7 I{-} + 18 NO + 6 OH{-}
Zn(NO3)2 + (NH4)2SO4 = ZnSO4 + (NH4)NO3 =>
Zn(NO3)2 + (NH4)2SO4 = ZnSO4 + 2(NH4)NO3
NaNO2 + HF = NaF + HNO2 =>
NaNO2 + HF = NaF + HNO2
Br + H2O + SO2 = HBr + H2SO4 =>
2 Br + 2 H2O + SO2 = 2 HBr + H2SO4
Na2O + NaOH = Na3O2H =>
Na2O + NaOH = Na3O2H
Al + Cu(SO4) = Cu + Al(SO4) =>
Al + Cu(SO4) = Cu + Al(SO4)
C5H7O2N + O2 = CO + H2O + NH3 =>
2 C5H7O2N + 5 O2 = 10 CO + 4 H2O + 2 NH3
Na2O + B2O3 = Na2B4O7 =>
Na2O + 2 B2O3 = Na2B4O7
H2SO4 = H2 + SO4 =>
H2SO4 = H2 + SO4
C6H12 + H2O = C6H14 + O2 =>
2 C6H12 + 2 H2O = 2 C6H14 + O2
BaSiO3 + HCl = BaCl2 + H2SiO3 =>
BaSiO3 + 2 HCl = BaCl2 + H2SiO3
CuBr + Cl2 = CuCl + Br2 =>
2 CuBr + Cl2 = 2 CuCl + Br2
KCl + CuCl2 = KCuCl3 =>
KCl + CuCl2 = KCuCl3
CH2O2 + NaOH = CHO2Na + H2O =>
CH2O2 + NaOH = CHO2Na + H2O
C3H6O + O2(g) = CO2(g) + H2O(g) =>
C3H6O + 4 O2(g) = 3 CO2(g) + 3 H2O(g)
KI + KMnO4 + HCl = I2 + MnCl2 + KCl + H2O =>
10 KI + 2 KMnO4 + 16 HCl = 5 I2 + 2 MnCl2 + 12 KCl + 8 H2O
CuSO4 + NaOH + HCHO = Cu + HCOOH + Na2SO4 + H2O =>
CuSO4 + 2 NaOH + HCHO = Cu + HCOOH + Na2SO4 + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H2O + NH4I = NH4OH + HI =>
H2O + NH4I = NH4OH + HI
Na2Co3 + KOH = NaOH + K2Co3 =>
Na2Co3 + 2 KOH = 2 NaOH + K2Co3
NaH = Na + H =>
NaH = Na + H
Fe2O3(s) + H2O(l) = Fe(OH)3(s) =>
Fe2O3(s) + 3 H2O(l) = 2 Fe(OH)3(s)
C8H10N4O2 + O2 = CO + H2O + NO =>
2 C8H10N4O2 + 15 O2 = 16 CO + 10 H2O + 8 NO
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CrO + C = Cr + CO2 =>
2 CrO + C = 2 Cr + CO2
Ag2O + F2 = AgF + O2 =>
2 Ag2O + 2 F2 = 4 AgF + O2
NaBH4 + CH2O + H2O = CH3OH + NaH2BO2 =>
NaBH4 + 3 CH2O + 2 H2O = 3 CH3OH + NaH2BO2
KNO3 + PbS = KNO2 + PbSO4 =>
4 KNO3 + PbS = 4 KNO2 + PbSO4
K4[Fe(CN)6] + FeSO4 = Fe4[Fe(CN)6]3 + K2SO4 + Fe =>
3 K4[Fe(CN)6] + 6 FeSO4 = Fe4[Fe(CN)6]3 + 6 K2SO4 + 2 Fe
MnO2 + HO2 = MnO4 + H2O =>
3 MnO2 + 4 HO2 = 3 MnO4 + 2 H2O
AgNO3 + SO3 = Ag2(SO3)2 + NO3 =>
2 AgNO3 + 2 SO3 = Ag2(SO3)2 + 2 NO3
SiH4 + O2 = SiO2 + H2O =>
SiH4 + 2 O2 = SiO2 + 2 H2O
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Équations équilibrées sur10/23/24
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