| Équations équilibrées la veille | Équations équilibrées le lendemain |
B + 3 HNO3 + 4 HF = HBF4 + 3 NO2 + 3 H2O
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
NO + Ba(OH)2 = Ba(NO2)2 + N2 + H2O =>
6 NO + 2 Ba(OH)2 = 2 Ba(NO2)2 + N2 + 2 H2O
OsO4 + PtCl4 = PtO2 + OsCl8 =>
OsO4 + 2 PtCl4 = 2 PtO2 + OsCl8
Cr2O3 + LiOH + H2O = Li[Cr(OH)4] =>
Cr2O3 + 2 LiOH + 3 H2O = 2 Li[Cr(OH)4]
NaSO + HCl = NaCl + SO + H =>
NaSO + HCl = NaCl + SO + H
AgF + NiCl2 = AgCl + NiF2 =>
2 AgF + NiCl2 = 2 AgCl + NiF2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NCl3 + H2 = NH3 + HCl =>
NCl3 + 3 H2 = NH3 + 3 HCl
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
Cu2S + HNO3 = Cu(NO3)2 + NO + H2O + H2SO4 =>
3 Cu2S + 22 HNO3 = 6 Cu(NO3)2 + 10 NO + 8 H2O + 3 H2SO4
Al + PBO = Al2O3 + PB =>
2 Al + 3 PBO = Al2O3 + 3 PB
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Ba(NO3)2K2CrO4 = BaCrO4K2(NO3)2 =>
Ba(NO3)2K2CrO4 = BaCrO4K2(NO3)2
BaO + I2 = O2 + BaI2 =>
2 BaO + 2 I2 = O2 + 2 BaI2
H2CO3NaHCO3 = H3CO3NaCO3 =>
H2CO3NaHCO3 = H3CO3NaCO3
Na3PO4 + AgNO3 = NaNO3 + Ag3PO4 =>
Na3PO4 + 3 AgNO3 = 3 NaNO3 + Ag3PO4
Na + ZnSO4 = Na2SO4 + Zn =>
2 Na + ZnSO4 = Na2SO4 + Zn
Li2SO3(s) + HCl(aq) = LiCl(aq) + H2SO3(aq) =>
Li2SO3(s) + 2 HCl(aq) = 2 LiCl(aq) + H2SO3(aq)
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
K(Mg2Fe)AlSi3O10(OH)2 + CO2 + H2O = K{+} + Mg{2+} + Fe{2+} + Al2Si2O5(OH)4 + H4SiO4 + HCO3{-} =>
2 K(Mg2Fe)AlSi3O10(OH)2 + 14 CO2 + 15 H2O = 2 K{+} + 4 Mg{2+} + 2 Fe{2+} + Al2Si2O5(OH)4 + 4 H4SiO4 + 14 HCO3{-}
Ni{+} + Cr{3+} = Ni{2+} + Cr{+} =>
2 Ni{+} + Cr{3+} = 2 Ni{2+} + Cr{+}
CH3CH2COOH + Mg = (CH3CH2COO)Mg + H2 =>
2 CH3CH2COOH + 2 Mg = 2(CH3CH2COO)Mg + H2
NCl3 + H2 = N2H4 + HCl =>
2 NCl3 + 5 H2 = N2H4 + 6 HCl
Fe(OH)3 + NiO2 = Ni(OH)4 + Fe2O3 =>
4 Fe(OH)3 + 3 NiO2 = 3 Ni(OH)4 + 2 Fe2O3
NiS + O2 = Ni2O3 + SO4 =>
4 NiS + 11 O2 = 2 Ni2O3 + 4 SO4
NCl3 + H2 = NH3 + HCl =>
NCl3 + 3 H2 = NH3 + 3 HCl
Bi(NO3)3 + H2O = BiONO3 + HNO3 =>
Bi(NO3)3 + H2O = BiONO3 + 2 HNO3
Au + LiOH = Li + Au(OH)3 =>
Au + 3 LiOH = 3 Li + Au(OH)3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C2H5Br + C3H7Br + Na = CH3CH2CH2CH2CH3 + NaBr =>
C2H5Br + C3H7Br + 2 Na = CH3CH2CH2CH2CH3 + 2 NaBr
C12H22O11 + NaOH = C6H12O6 + Na2O =>
C12H22O11 + 2 NaOH = 2 C6H12O6 + Na2O
P(iii) + O2 = P2O =>
4 P(iii) + O2 = 2 P2O
MnSO4 + H2O2 + NaOH = MnO(OH)2 + NaSO4 + H2O =>
2 MnSO4 + 3 H2O2 + 2 NaOH = 2 MnO(OH)2 + 2 NaSO4 + 2 H2O
AgNO3(ac) + Na2SO4(ac) = Ag2SO4(ac) + NaNO3(ac) =>
2 AgNO3(ac) + Na2SO4(ac) = Ag2SO4(ac) + 2 NaNO3(ac)
HCHO + O2 = CO + H2O =>
2 HCHO + O2 = 2 CO + 2 H2O
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
H2SO4 + Al2 = Al(SO4)3 + SO2 + H2O =>
12 H2SO4 + Al2 = 2 Al(SO4)3 + 6 SO2 + 12 H2O
Co + H2SO4 = Co(SO4)3 + H2O + SO2 =>
Co + 6 H2SO4 = Co(SO4)3 + 6 H2O + 3 SO2
Hg2I2 + O2 = Hg2O + I2 =>
2 Hg2I2 + O2 = 2 Hg2O + 2 I2
C8H19 + O2 = CO3 + H2O =>
4 C8H19 + 67 O2 = 32 CO3 + 38 H2O
KCl(aq) + CaS(aq) = K2S(aq) + CaCl2(aq) =>
2 KCl(aq) + CaS(aq) = K2S(aq) + CaCl2(aq)
SO3 + Na2O = Na2OSO3 =>
SO3 + Na2O = Na2OSO3
K2Cr2O7NaOH = K2Cr2O4NaO4H =>
K2Cr2O7NaOH = K2Cr2O4NaO4H
HClO4 + Ca(OH)2 = Ca(ClO4)2 + H2O =>
2 HClO4 + Ca(OH)2 = Ca(ClO4)2 + 2 H2O
FeSO4 + KI = FeI2 + K2SO4 =>
FeSO4 + 2 KI = FeI2 + K2SO4
CaOH + HS = CaS + H2O =>
CaOH + HS = CaS + H2O
Cl2 + PH3 + H2O = H3PO4 + HCl =>
4 Cl2 + PH3 + 4 H2O = H3PO4 + 8 HCl
Ra + Cl2 = RaCl2 =>
Ra + Cl2 = RaCl2
Cu + SCl = CuCl + S =>
Cu + SCl = CuCl + S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/21/24
Équations équilibrées sur01/20/24
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