| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca + 2 HC1 = CaC2 + H2
KCl + O2 = Cl2O + K2O =>
2 KCl + O2 = Cl2O + K2O
C6H7NO + C4H6O3 = CH3COOH + C8H9NO2 =>
C6H7NO + C4H6O3 = CH3COOH + C8H9NO2
NaS + CH4 = CS + NaH4 =>
NaS + CH4 = CS + NaH4
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NaH + CO3 = NaHCO3 =>
NaH + CO3 = NaHCO3
BaCl2(aq) + H2SO4(aq) = BaSO4 + HCl =>
BaCl2(aq) + H2SO4(aq) = BaSO4 + 2 HCl
[Cu(H2O)4]SO4H2O + NH4OH = [Cu(NH3)4]SO4 + H2O =>
[Cu(H2O)4]SO4H2O + 4 NH4OH = [Cu(NH3)4]SO4 + 9 H2O
Fe2O3 + O2 = FeO2 =>
2 Fe2O3 + O2 = 4 FeO2
Zn(s) + Pb(NO3)2(aq) = Zn(NO3)2(aq) + Pb(s) =>
Zn(s) + Pb(NO3)2(aq) = Zn(NO3)2(aq) + Pb(s)
K[BF4] + B2O3 + H2SO4 = BF3 + KHSO4 + H2O =>
6 K[BF4] + B2O3 + 6 H2SO4 = 8 BF3 + 6 KHSO4 + 3 H2O
CuSO4(aq) + NaCl(aq) = CuCl2(aq) + Na2SO4(s) =>
CuSO4(aq) + 2 NaCl(aq) = CuCl2(aq) + Na2SO4(s)
Zn + CrBr3 = CrBr2 + ZnBr2 =>
Zn + 2 CrBr3 = 2 CrBr2 + ZnBr2
Cl + O3 = ClO =>
3 Cl + O3 = 3 ClO
H3BO3 + NaOH = Na2B4O7* + H2O =>
4 H3BO3 + 2 NaOH = Na2B4O7* + 7 H2O
Ba2 + H2O + CO2 = BaCO3 + H2 =>
Ba2 + 2 H2O + 2 CO2 = 2 BaCO3 + 2 H2
SO2 + H2O + CaS = Ca(OH)2 + S =>
SO2 + 2 H2O + 2 CaS = 2 Ca(OH)2 + 3 S
Ca + MoO3 = CaO + Mo =>
3 Ca + MoO3 = 3 CaO + Mo
Al2 + Cr2O3 = Al2O3 + Cr =>
Al2 + Cr2O3 = Al2O3 + 2 Cr
KMnO4 + H3PO3 + H2SO4 = MnSO4 + K2SO4 + H2O + H3PO4 =>
2 KMnO4 + 5 H3PO3 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 3 H2O + 5 H3PO4
Fe + NaCl = FeCl2 + Na =>
Fe + 2 NaCl = FeCl2 + 2 Na
Cu + NH4OH = Cu(NH3)2 + H2O =>
Cu + 2 NH4OH = Cu(NH3)2 + 2 H2O
C2H3Cl3 + KOH = C2H3COOK + KCl + H2O =>
3 C2H3Cl3 + 11 KOH = 2 C2H3COOK + 9 KCl + 7 H2O
AgClO4 + NaI = AgI + NaClO4 =>
AgClO4 + NaI = AgI + NaClO4
Fe(NO) = FeNO =>
Fe(NO) = FeNO
HCl + Na(OH) = NaCl + H2O =>
HCl + Na(OH) = NaCl + H2O
F2 + NaI = NaF + I2 =>
F2 + 2 NaI = 2 NaF + I2
Au2O3 + HCl = HAu2 + ClO3 =>
Au2O3 + HCl = HAu2 + ClO3
Mg000 + CrCl3 = MgCl2 + Cr =>
3 Mg000 + 2 CrCl3 = 3 MgCl2 + 2 Cr
K2Cr2O7 + H2C2O4*2H2O + K2C2O4*H2O = K3(Cr(C2O4)3)*3H2O + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4*2H2O + 2 K2C2O4*H2O = 2 K3(Cr(C2O4)3)*3H2O + 6 CO2 + 17 H2O
HgS + Fe + AgNO3 = Hg + Ag2S + FeNO3 =>
HgS + 2 Fe + 2 AgNO3 = Hg + Ag2S + 2 FeNO3
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
H4O2NiCl = NiCl + H2O =>
H4O2NiCl = NiCl + 2 H2O
CO2 + Na = Na2CO3 + C =>
3 CO2 + 4 Na = 2 Na2CO3 + C
C4H8O2 + NaOH = C2H3O2Na + C2H6O =>
C4H8O2 + NaOH = C2H3O2Na + C2H6O
B + Na2O7 = Na2B4O7 =>
4 B + Na2O7 = Na2B4O7
CaO + Cr2O3 = CaCr2O4 =>
CaO + Cr2O3 = CaCr2O4
Zn(HCO3)2 = ZnCO3 + H2O + CO2 =>
Zn(HCO3)2 = ZnCO3 + H2O + CO2
Mg(OH)2(aq) + HClO4(aq) = Mg(ClO4)2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HClO4(aq) = Mg(ClO4)2(aq) + 2 H2O(l)
Sr + O2 = SrO =>
2 Sr + O2 = 2 SrO
B2O3 + Sb(OH)3 = Sb(BO3) + H2O =>
B2O3 + 2 Sb(OH)3 = 2 Sb(BO3) + 3 H2O
Fe(NO3)3 + K2S + H2O = Fe(OH)3 + H2S + KNO3 =>
2 Fe(NO3)3 + 3 K2S + 6 H2O = 2 Fe(OH)3 + 3 H2S + 6 KNO3
KMnO4 + H2SO4 + C2H5OH = K2SO4 + MnO2 + C2H4O + H2O =>
2 KMnO4 + H2SO4 + 3 C2H5OH = K2SO4 + 2 MnO2 + 3 C2H4O + 4 H2O
C4H6 + KMnO4 + H2SO4 = C4H6O4 + K2SO4 + MnSO4 + H2O =>
5 C4H6 + 8 KMnO4 + 12 H2SO4 = 5 C4H6O4 + 4 K2SO4 + 8 MnSO4 + 12 H2O
H2O + SO2 + CO2 = H2SO4 + C =>
2 H2O + 2 SO2 + CO2 = 2 H2SO4 + C
Pb(NO3)4 + Zn = Pb + Zn(NO3)2 =>
Pb(NO3)4 + 2 Zn = Pb + 2 Zn(NO3)2
FeCl2 + Ag2SO3 = FeSO3 + Ag2Cl2 =>
FeCl2 + Ag2SO3 = FeSO3 + Ag2Cl2
AgF + CaCl2 = CaF2 + AgCl =>
2 AgF + CaCl2 = CaF2 + 2 AgCl
Pb(HSO4)2 = H2SO4 + PbSO4 =>
Pb(HSO4)2 = H2SO4 + PbSO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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