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Lanthanide Series (Rare Earth Elements)
Actinide Series (Radioactive Rare Earth Elements)
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2007, Columbia University Press. All rights reserved.
Related content from HighBeam Research on: Periodic Table of the Elements (table)
Researchers take an element off the table.(Lawrence Berkeley National Laboratory says its claim of creating the heaviest periodic element is not true, after all)(Brief Article) (Science News)
10{+-}{+1}{+5} seconds of fame; The periodic table.(An element disappears)(unstable element removed from Periodic Table)(Brief Article) (The Economist (US))
Name that element! Phew, this element stinks! Known for its sickening smell, it can chew through your clothes and eat away at the environment. Can you name that element? Grab a periodic table (flip the page) and follow these eight clues. Then test your "element IQ.".(Our Popular Mystery Returns!) (Science World)
Element addition.(PHYSICAL SCIENCE)(new element copernicium to be added to the periodic table)(Brief article) (SuperScience)
Upper limit in the periodic table of elements. (Progress in Physics)
The role of the element rhodium in the hyperbolic law of the periodic table of elements.(Formula) (Progress in Physics)
Name that element! Which element on the periodic table helps brighten your smile, adds flavor to soda pop, and lights up your television? Follow these eight clues to find out. Then, turn the page to test your chemistry IQ.(OUR POPULAR MYSTERY SERIES RETURNS!) (Science World)
Name that element! Which element on the periodic table helps play tricks with birthday candles, colors plants green, and soothes achy stomachs? Follow these eight clues to sleuth the identity of this element. Then, turn the page to test your chemistry IQ. (Science World)
The good element guide. (satire on Mendeleyev's periodic table of elements) (The Economist (US))
Smashing discovery.(PHYSICAL/PERIODIC TABLE)(chemical element no. 118 has been discovered by Lawrence Livermore National Laboratory and Joint Institute for Nuclear Research)(Brief article) (Science World)
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