For the Love of Words
My Own Little Dictionary of Words
Friday, March 13, 2009
Actinium
Actinium-n
a radioactive silvery white metallic chemical element found in pitchblende, and used as a source of alpha rays
Symbol Ac
No comments:
Post a Comment
Newer Post
Older Post
Home
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment