1) Atomic number 71 2) Chemical element 3) Element discovered in 1907 4) Element number 71 5) Element with the symbol Lu 6) Lutecium 7) Metal 8) Metallic element
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1) Lu 2) Lutecium
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Lutetium is a chemical element with the symbol Lu and atomic number 71. It is a silvery white metal, which resists corrosion in dry, but not in moist air. It is considered the first element of the 6th-period transition metals (or, on occasion, the last element in the lanthanide series), and traditionally counted among the rare earths. Lutetium was...
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http://en.wikipedia.org/wiki/Lutetium
(Lu), chemical element, rare-earth metal of the lanthanoid series of the periodic table; the hardest and densest rare-earth element, last member of ... [2 related articles]
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http://www.britannica.com/eb/a-z/l/85
(Lu) A metallic element of the lanthanide series, first isolated by G. Urbain in Paris in 1906 (and independently by C. James in New Hampshire), together with ytterbium; its name comes from Lutetia, the Latin word for Paris. Its chief ore is monazite. The element is used as a ca...
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<chemical> Lutetium. An element of the rare earth family of metals. It has the atomic symbol lu, atomic number 71, and atomic weight 175. ... Chemical name: Lutetium ... (12 Dec 1998) ...
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( Lu) (loo-te´she-әm) a chemical element, atomic number 71, atomic weight 174.97.
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(Lu) Type: Term Pronunciation: lū-tē′shē-ŭm Definitions: 1. A rare earth element; atomic no. 71, atomic wt. 174.967. Synonyms: lutecium
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Lutetium is a metal element with the symbol Lu.
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[
n] - a trivalent metallic element of the rare earth group
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http://www.webdictionary.co.uk/definition.php?query=lutetium
Lutetium is the hardest, densest and one of the rarest of the lanthanide group of elements. It is found in some of the less common minerals (e.g. gadolinite and xenotime) and is difficult to isolate. Applications of lutetium tend to be limited to research only. Symbol LuDiscovered1907 by G. Urbain in Paris, France, and, independently, by C. James a...
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lutecium noun a trivalent metallic element of the rare earth group; usually occurs in association with yttrium
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Silver-white, metallic element, the last of the lanthanide series, atomic number 71, relative atomic mass 174.97. It is used in the `cracking`, or breakdown, of petroleum and in other chemical processes. It was named by its discoverer, French chemist Georges Urbain, after his native city
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a trivalent rare-earth element. Symbol: Lu; at. wt.: 174.97; at. no.: 71.
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