| Équations équilibrées la veille |
Na2S(aq) + H2SO4 = H2S + Na2SO4
Na{+} + ClO4{-} = NaClO4 =>
Na{+} + ClO4{-} = NaClO4
CO + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2S + H2O =>
7 CO + K2Cr2O7 + 4 H2SO4 = 7 CO2 + Cr2(SO4)3 + K2S + 4 H2O
C17H19NO3 + HI = C17H18NO2I + H2O =>
C17H19NO3 + HI = C17H18NO2I + H2O
Na2HAsO4 + H3AsO4 = Na(H2AsO4) =>
Na2HAsO4 + H3AsO4 = 2 Na(H2AsO4)
Li2CO3 + NaNO3 = LiNO3 + Na2CO3 =>
Li2CO3 + 2 NaNO3 = 2 LiNO3 + Na2CO3
Al(s) + HBr(aq) = AlBr3(aq) + H2(g) =>
2 Al(s) + 6 HBr(aq) = 2 AlBr3(aq) + 3 H2(g)
Hg2I2 = I + Hg2 =>
Hg2I2 = 2 I + Hg2
KMnO4 + C2H6O + H2SO4 = C2H4O + H2O + K2SO4 + MnO2 =>
2 KMnO4 + 3 C2H6O + H2SO4 = 3 C2H4O + 4 H2O + K2SO4 + 2 MnO2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Fe(s) + CO2(g) = Fe2O3(s) + CO =>
2 Fe(s) + 3 CO2(g) = Fe2O3(s) + 3 CO
MgSO3 + HCl = MgCl2 + H2O + SO2 =>
MgSO3 + 2 HCl = MgCl2 + H2O + SO2
MnCl2 + Cl2 + KOH = K2MnO4 + KCl + H2O =>
MnCl2 + 2 Cl2 + 8 KOH = K2MnO4 + 6 KCl + 4 H2O
H3PO4 + NH3 = (NH4)2HPO4 =>
H3PO4 + 2 NH3 = (NH4)2HPO4
CH3COOH + CH3CHOHCH3 = CH3COOCH3CH(CH3)CH2 + H2O =>
3 CH3COOH + 4 CH3CHOHCH3 = 3 CH3COOCH3CH(CH3)CH2 + 4 H2O
NaOH + NaCr02 + H2O2 = Na2CrO4 + H2O =>
6 NaOH + 2 NaCr02 + 13 H2O2 = 4 Na2CrO4 + 16 H2O
FeO + Cu = Cu2O + Fe =>
FeO + 2 Cu = Cu2O + Fe
Al + CuClO3 = Al(ClO3)3 + Cu =>
Al + 3 CuClO3 = Al(ClO3)3 + 3 Cu
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na2Co3 + HCl = Na2H + Co3Cl =>
Na2Co3 + HCl = Na2H + Co3Cl
Zn + Ag2SO4 = ZnSO4 + Ag2 =>
Zn + Ag2SO4 = ZnSO4 + Ag2
MnO2 + KNO2 = MnKO2 + NO2 =>
MnO2 + KNO2 = MnKO2 + NO2
Na2S + HCl = NaCl + H2S* =>
Na2S + 2 HCl = 2 NaCl + H2S*
H2OHBr = H3OBr =>
H2OHBr = H3OBr
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
HNO3 + Ag2S = AgNO3 + H2S =>
2 HNO3 + Ag2S = 2 AgNO3 + H2S
V + KOH + O2 = K3VO4 + H2O =>
4 V + 12 KOH + 5 O2 = 4 K3VO4 + 6 H2O
CH3CH2Cl + HCl = CH3CH3 + Cl2 =>
CH3CH2Cl + HCl = CH3CH3 + Cl2
C4H88O2 + O2 = H2O + CO2 =>
C4H88O2 + 25 O2 = 44 H2O + 4 CO2
SnO2 + Mg = SnMg2 + O2 =>
SnO2 + 2 Mg = SnMg2 + O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CaCO3 + MgO = Mg(CO3) + CaO =>
CaCO3 + MgO = Mg(CO3) + CaO
Bi(OH)2Cl = Bi + OH + Cl =>
Bi(OH)2Cl = Bi + 2 OH + Cl
H2SO3 + HO = SO3 + H2O =>
H2SO3 + 2 HO = SO3 + 2 H2O
CuH10O9S = CuSO4 + H2O =>
CuH10O9S = CuSO4 + 5 H2O
C17H21NO4 + HCl = C17H21NO4HCl =>
C17H21NO4 + HCl = C17H21NO4HCl
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Na(s) + O2(g) = Na2O(s) =>
4 Na(s) + O2(g) = 2 Na2O(s)
HCl + CaCo3 = CaCl2 + H2Co3 =>
2 HCl + CaCo3 = CaCl2 + H2Co3
H2O(l) + Li(g) = H2(g) + LiOH(aq) =>
2 H2O(l) + 2 Li(g) = H2(g) + 2 LiOH(aq)
Al(s) + CuO(aq) = Al2O3(aq) + Cu(s) =>
2 Al(s) + 3 CuO(aq) = Al2O3(aq) + 3 Cu(s)
CO + Na2O2 = Na2CO3 =>
CO + Na2O2 = Na2CO3
H3AsO4 + HCl = Cl2 + H2O + As4O6 =>
4 H3AsO4 + 8 HCl = 4 Cl2 + 10 H2O + As4O6
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
H2SO3 + O2 = H2SO4 =>
2 H2SO3 + O2 = 2 H2SO4
Al(OH)3 + H4SIO4 = Al4(SIO4)3 + H2O =>
4 Al(OH)3 + 3 H4SIO4 = Al4(SIO4)3 + 12 H2O
IO3{-} + H2S + OH{-} = I2 + SO3{2-} + H2O =>
6 IO3{-} + 5 H2S + 4 OH{-} = 3 I2 + 5 SO3{2-} + 7 H2O
H2SO3 + KOH = K2SO3 + H2O =>
H2SO3 + 2 KOH = K2SO3 + 2 H2O
H2S + H2SO3 = S + H2O =>
2 H2S + H2SO3 = 3 S + 3 H2O
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Équations équilibrées sur12/11/24
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