Input interpretation
![bismuth | first ionization energy](../image_source/97005c220330575ec6b3e152878bb962.png)
bismuth | first ionization energy
Result
![703 kJ/mol (kilojoules per mole)](../image_source/f49724c840e94873beb95f85a6c98dc1.png)
703 kJ/mol (kilojoules per mole)
Periodic table location
![Periodic table location](../image_source/88f3d760f46a14465569fea47edcb773.png)
Periodic table location
Unit conversions
![0.703 MJ/mol (megajoules per mole)](../image_source/f633c159187bcb4d283b19ac768b723c.png)
0.703 MJ/mol (megajoules per mole)
![703000 J/mol (joules per mole)](../image_source/c18ad33a77d559538bd422681a097021.png)
703000 J/mol (joules per mole)
![168 kcal/mol (thermochemical kilocalories per mole)](../image_source/2503ca82278f93058a228df31f79f241.png)
168 kcal/mol (thermochemical kilocalories per mole)
![7.29 eV (molar electronvolts)](../image_source/e73c0e44194943b9612d8cccb94c3530.png)
7.29 eV (molar electronvolts)
Comparisons as molar ionization energy
![≈ 0.3 × molar energy required to remove the first electron from helium ( 2372 kJ/mol )](../image_source/e6155131576e257f815e69b5b76fab60.png)
≈ 0.3 × molar energy required to remove the first electron from helium ( 2372 kJ/mol )
![≈ 1.9 × molar energy required to remove the first electron from cesium ( 377 kJ/mol )](../image_source/9bb1c8644070d5a77de031b8aa49f8f9.png)
≈ 1.9 × molar energy required to remove the first electron from cesium ( 377 kJ/mol )