NIST Physical Measurement Laboratory Handbook of Basic Atomic Spectroscopic Data

[skip navigation] National Institute of Standards and Technology NIST Physical Measurement Laboratory Iodine (I) 

Homepage - IntroductionFinding listSelect element by name.Select element by atomic number.Select element from periodic tableIodine Atomic DataIodine Strong LinesIodine Neutral Atom Persistent Lines Iodine Neutral Atom Energy LevelsIodine Singly Ionized Persistent LinesIodine Singly Ionized Energy LevelsIodine References
Switch to Formatted Version

Atomic Data for Iodine (I)

Atomic Number = 53

Atomic Weight = 126.90447

Reference E95

Isotope    Mass        Abundance Spin Mag Moment
127I 126.904473 100% 5/2 +2.808
I I  Ground State 1s22s22p63s23p63d104s24p64d105s25p5  2P3/2
     Ionization energy  84295.14 cm-1 (10.45126 eV)   Ref. M62
I II Ground State 1s22s22p63s23p63d104s24p64d105s25p4  3P2
     Ionization energy  154304 cm-1 (19.1313 eV)   Ref. MC60