1) Atomic number 21 2) Chemical element 3) Element discovered in 1879 4) Element number 21 5) Element with the symbol Sc 6) Metal 7) Metal in aluminum alloys 8) Metallic element
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https://www.crosswordclues.com/clue/scandium
1) Metal 2) Sc
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https://www.crosswordclues.com/clue/scandium
Scandium is a chemical element with symbol Sc and atomic number 21. A silvery-white metallic d-block element, it has historically been sometimes classified as a rare earth element, together with yttrium and the lanthanoids. It was discovered in 1879 by spectral analysis of the minerals euxenite and gadolinite from Scandinavia. Scandium is present ...
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http://en.wikipedia.org/wiki/Scandium
• (n.) A rare metallic element of the boron group, whose existence was predicted under the provisional name ekaboron by means of the periodic law, and subsequently discovered by spectrum analysis in certain rare Scandinavian minerals (euxenite and gadolinite). It has not yet been isolated. Symbol Sc. Atomic weight 44.Scandium: words in the def...
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http://thinkexist.com/dictionary/meaning/scandium/
(Sc), chemical element, rare-earth metal of transition Group IIIb of the periodic table. Scandium is a silvery-white, rather soft metal. After Dmitry ... [2 related articles]
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http://www.britannica.com/eb/a-z/s/39
<chemistry> A rare metallic element of the boron group, whose existence was predicated under the provisional name ekaboron by means of the periodic law, and subsequently discovered by spectrum analysis in certain rare Scandinavian minerals (euxenite and gadolinite). It has not yet been isolated. Symbol Sc. Atomic weight 44 ... Origin: NL. So ...
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http://www.encyclo.co.uk/local/20973
(Sc) (skan´de-әm) a chemical element, atomic number 21, atomic weight 44.956.
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http://www.encyclo.co.uk/local/21001
Scan'di·um noun [ New Latin So called because found in
Scandinavian minerals.]
(Chemistry) A rare metallic element of the boron group, whose existence was predicted under the provisional name
ekaboron by means of the periodic law, and subsequently discovered by spectrum analysis in ...
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http://www.encyclo.co.uk/webster/S/25
(Sc) Type: Term Pronunciation: skan′dē-ŭm Definitions: 1. A metallic element, atomic no. 21, atomic wt. 44.955910.
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http://www.medilexicon.com/medicaldictionary.php?t=79873
Scandium is a metal element with the symbol Sc.
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http://www.probertencyclopaedia.com/browse/GS.HTM
[
n] - a white trivalent metallic element
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http://www.webdictionary.co.uk/definition.php?query=scandium
Scandium is a soft, silvery white metal. It has been identified in several minerals, including cerite, orthite, thertveitite, wolframite and euxenite (a niobate, tantalate and titanate of several rare elements in which scandium was originally discovered). It is a metal which tarnishes in air (shows a pink colouration), burns easily and reacts with ...
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https://www.encyclo.co.uk/local/20687
Sc noun a white trivalent metallic element; sometimes classified in the rare earth group; occurs in the Scandinavian mineral thortveitite
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https://www.encyclo.co.uk/local/20974
Silver-white, metallic element, atomic number 21, relative atomic mass 44.956. Its compounds are found widely distributed in nature, but only in minute amounts. The metal has little industrial importance. Scandium oxide (scandia) is used as a catalyst, in making crucibles and other ceramic parts, and scandium sulphate (in very dilute aqueous so...
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https://www.encyclo.co.uk/local/21221
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