![](http://www.alamy.com/thumbs/6/2E88F32D-4D6D-4BEB-9611-57B40CCB573D/KYGXM0.jpg)
Promethium chemical element periodic table science symbol
Size: 5000px × 5000px
Photo credit: © antonel adrian tudor / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: atom, chemical, chemistry, element, formula, geek, periodic, promethium, science, symbol