Input interpretation
fermium | first ionization energy
Result
627 kJ/mol (kilojoules per mole)
Periodic table location
Periodic table location
Unit conversions
0.627 MJ/mol (megajoules per mole)
627000 J/mol (joules per mole)
150 kcal/mol (thermochemical kilocalories per mole)
6.5 eV (molar electronvolts)
Comparisons as molar ionization energy
≈ 0.26 × molar energy required to remove the first electron from helium ( 2372 kJ/mol )
≈ 1.7 × molar energy required to remove the first electron from cesium ( 377 kJ/mol )