Hint for Clue 11 of "The Hunt"

Warning: All the posts titled "Hint for Clue X of "The Hunt" contain spoilers. If you really want to attempt "The Hunt" without any clues, please don't read these posts.

Each of the lines are the electron configurations of the elements. The Electron configurations of all electrons can be obtained at the link http://chemistry.about.com/library/weekly/aa013103a.htm. Find the names of the elements and the rest, you know!