Équations équilibrées la veille |
2 H2 + O2 = 2 H2O
Na + Cl = NaCl =>
Na + Cl = NaCl
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
NH3 + HCl2 = NH4Cl2 =>
NH3 + HCl2 = NH4Cl2
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
SiO2 + Br2 = SiBr4 + O2 =>
SiO2 + 2 Br2 = SiBr4 + O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
MgCl2 + Na2CO3 = MgCO3 + NaCl =>
MgCl2 + Na2CO3 = MgCO3 + 2 NaCl
SO2 + CaO = CaS + O2 =>
2 SO2 + 2 CaO = 2 CaS + 3 O2
CuSO4*5H2O + NH3 = [Cu(NH3)4]SO4 + H2O =>
CuSO4*5H2O + 4 NH3 = [Cu(NH3)4]SO4 + 5 H2O
K2Cr2O7 + H2O + Te = TeO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 Te = 3 TeO2 + 4 KOH + 2 Cr2O3
Cu + NaCl + H2SO4 + H2O2 = Na2[CuCl4] + Na2SO4 + H2O =>
Cu + 4 NaCl + H2SO4 + H2O2 = Na2[CuCl4] + Na2SO4 + 2 H2O
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
AlO + HI = AlHI + O =>
AlO + HI = AlHI + O
CuSO4*5H2O + NH3 = Cu(NH3)4SO4*H2O + H2O =>
CuSO4*5H2O + 4 NH3 = Cu(NH3)4SO4*H2O + 4 H2O
NaBH4 + BF3 = B2H6 + NaBF4 =>
3 NaBH4 + 4 BF3 = 2 B2H6 + 3 NaBF4
TiCl4 + Fe = FeCl2 + Ti =>
TiCl4 + 2 Fe = 2 FeCl2 + Ti
HI + Ca(HCO3)2 = Ca + HI(HCO3) =>
2 HI + Ca(HCO3)2 = Ca + 2 HI(HCO3)
Cu(NO3)2 + KOH = Cu(OH)2 + KNO3 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 KNO3
AlI3 + HgCl2 = AlCl3 + HgI2 =>
2 AlI3 + 3 HgCl2 = 2 AlCl3 + 3 HgI2
AlBr3 + H3PO4 = Al(PO4) + BrH =>
AlBr3 + H3PO4 = Al(PO4) + 3 BrH
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Zn + Pb2CH3COO = Pb + ZnCH3COO =>
Zn + Pb2CH3COO = 2 Pb + ZnCH3COO
SiO2 + Br2 = SiBr4 + O2 =>
SiO2 + 2 Br2 = SiBr4 + O2
CuSO4*5H2O + NH3 = CuSO4*4NH3 + H2O =>
CuSO4*5H2O + 4 NH3 = CuSO4*4NH3 + 5 H2O
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
Fe(OH)3 + H2SO4 = H2O + Fe2SO6 =>
2 Fe(OH)3 + H2SO4 = 4 H2O + Fe2SO6
Ca(OH)2 + H2SO3 = Ca(HSO3)2 + H2O =>
Ca(OH)2 + 2 H2SO3 = Ca(HSO3)2 + 2 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Al + Fe(NO3)2 = Fe + Al(NO3)3 =>
2 Al + 3 Fe(NO3)2 = 3 Fe + 2 Al(NO3)3
Cu + NaCl + H2SO4 + H2O2 = Na2[CuCl4] + Na2SO4 + H2O =>
Cu + 4 NaCl + H2SO4 + H2O2 = Na2[CuCl4] + Na2SO4 + 2 H2O
K2CrO4 + HCl = KCl + H + CrO4 =>
K2CrO4 + 2 HCl = 2 KCl + 2 H + CrO4
AlO + HI = AlHI + O =>
AlO + HI = AlHI + O
TiCl4 + Fe = FeCl2 + Ti =>
TiCl4 + 2 Fe = 2 FeCl2 + Ti
AlCl3(s) + H2O(l) = Al(OH)3(s) + HCl(s) =>
AlCl3(s) + 3 H2O(l) = Al(OH)3(s) + 3 HCl(s)
MnO2 + Na = Mn + Na2O =>
MnO2 + 4 Na = Mn + 2 Na2O
H2UO4 + Rb2CO3 = Rb2U2O7 + RbHCO3 + H2O =>
2 H2UO4 + 2 Rb2CO3 = Rb2U2O7 + 2 RbHCO3 + H2O
HIO3 + Ni(OH)2 = Ni(IO3)2 + H2O =>
2 HIO3 + Ni(OH)2 = Ni(IO3)2 + 2 H2O
CoCl2 + LiOH = Co(OH)2 + LiCl =>
CoCl2 + 2 LiOH = Co(OH)2 + 2 LiCl
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CoCl2 + LiOH = Co(OH)2 + LiCl =>
CoCl2 + 2 LiOH = Co(OH)2 + 2 LiCl
AlBr3 + H3PO4 = Al(PO4) + BrH =>
AlBr3 + H3PO4 = Al(PO4) + 3 BrH
Al(OH)3 + H2S = Al2S3 + H2O =>
2 Al(OH)3 + 3 H2S = Al2S3 + 6 H2O
K2Cr2O7 + H2O + Te = TeO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 Te = 3 TeO2 + 4 KOH + 2 Cr2O3
Na + AlCl3 + H2O = Al(OH)3 + NaCl3 + H2 =>
2 Na + 2 AlCl3 + 6 H2O = 2 Al(OH)3 + 2 NaCl3 + 3 H2
HI + Ca(HCO3)2 = Ca + HI(HCO3) =>
2 HI + Ca(HCO3)2 = Ca + 2 HI(HCO3)
C8H24O4Si4 + O2 = SiO2 + CO2 + H2O =>
C8H24O4Si4 + 16 O2 = 4 SiO2 + 8 CO2 + 12 H2O
BaNO3 + NaSO4 = BaSO4 + NaNO3 =>
BaNO3 + NaSO4 = BaSO4 + NaNO3
HI + Ca(HCO3)2 = Ca + HI(HCO3) =>
2 HI + Ca(HCO3)2 = Ca + 2 HI(HCO3)
K2Cr2O7 + H2O + Te = TeO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 Te = 3 TeO2 + 4 KOH + 2 Cr2O3
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