1) Atomic number 63 2) Chemical element 3) Element discovered in 1901 4) Element number 63 5) Element with the symbol Eu 6) French word used in English 7) Metal 8) Metallic element
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1) Eu
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https://www.crosswordclues.com/clue/europium
Europium is a chemical element with the symbol Eu and atomic number 63. It is named after the continent Europe. It is a moderately hard, silvery metal which readily oxidizes in air and water. Being a typical member of the lanthanide series, europium usually assumes the oxidation state +3, but the oxidation state +2 is also common: all europium com...
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http://en.wikipedia.org/wiki/Europium
• (n.) A metallic element of the rare-earth group, discovered spectroscopically by Demarcay in 1896. Symbol, Eu; at. wt., 152.0.
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(Eu), chemical element, rare-earth metal of the lanthanoid series of the periodic table; it is the least dense, softest, and most volatile member of ... [3 related articles]
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http://www.britannica.com/eb/a-z/e/54
(Eu) A silver-white, metallic element of the lanthanide series, being the softest and most volatile member. It was first isolated as the oxide in 1896; the element itself was discovered by E. A. Demarçay in Paris in 1901 . Its chief ores are monazite and bastnaesite. Euro...
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<chemical> Europium. An element of the rare earth family of metals. It has the atomic symbol eu, atomic number 63, and atomic weight 152. Europium is used in the form of its salts as coatings for cathode ray tubes and in the form of its organic derivatives as shift reagents in nmr spectroscopy. ... Chemical name: Europium ... (12 Dec 1998) .....
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(Eu) (u-ro´pe-әm) a chemical element, atomic number 63, atomic weight 151.96.
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http://www.encyclo.co.uk/local/21001
Eu·ro'pi·um noun [ New Latin ;
Europe +
-ium , as in alumin
ium .]
(Chemistry) A metallic element of the rare-earth group, discovered spectroscopically by Demarcay in 1896. Symbol,
Eu ; at. wt., 152.0.
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http://www.encyclo.co.uk/webster/E/74
(Eu) Type: Term Pronunciation: yū-rō′pē-ŭm Definitions: 1. An element of the rare earth (lanthanide) group, atomic no. 63, atomic wt. 151.965.
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http://www.medilexicon.com/medicaldictionary.php?t=30730
Europium is a rare metal element with the symbol Eu.
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http://www.probertencyclopaedia.com/browse/GE.HTM
[
n] - a bivalent and trivalent metallic element of the rare earth group
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http://www.webdictionary.co.uk/definition.php?query=europium
The most reactive member of the lanthanide group of elements. Europium is a ductile silvery metal which reacts rapidly with air and water. As a result of its reactive nature, the metal has limited applications, but some is used in the manufacture of thin-film superconductor alloys. Europium is also used as control rod material in nuclear reactors d...
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Eu noun a bivalent and trivalent metallic element of the rare earth group
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Soft, greyish, metallic element of the lanthanide series, atomic number 63, relative atomic mass 151.96. It is used in lasers and as the red phosphor in colour televisions; its compounds are used to make control rods for nuclear reactors. It was named in 1901 by French chemist Eugène Demarçay (1852–1904) after the continent of Eu...
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a rare-earth metallic element whose salts are light pink. Symbol: Eu; at. wt.: 151.96; at. no.: 63.
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