NIST Physical Measurement Laboratory Handbook of Basic Atomic Spectroscopic Data

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

Homepage - IntroductionFinding listSelect element by name.Select element by atomic number.Select element from periodic tableAstatine Atomic DataAstatine Strong LinesAstatine Neutral Atom Persistent LinesAstatine Neutral Atom Energy LevelsAstatine Singly Ionized Persistent LinesAstatine Singly Ionized Energy LevelsAstatine References
Switch to ASCII Version

Atomic Data for Astatine (At)

Atomic Number = 85

Atomic Weight = 210

Reference E95


  Isotope   Mass   Abundance   Spin   Mag Moment 
              
210At209.98712605 
221At210.98746909/2 

At I  Ground State 1s22s22p63s23p63d104s24p64d104f145s25p65d106s26p5 2P°3/2