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Metallic element that's #21 on the periodic table
Answer for the clue "Metallic element that's #21 on the periodic table ", 8 letters:
scandium
Alternative clues for the word scandium
Word definitions for scandium in dictionaries
Wikipedia
Word definitions in Wikipedia
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 ...
Wiktionary
Word definitions in Wiktionary
n. A metallic chemical element, atomic number 21, obtained from some uranium ores; it is a transition element.
Douglas Harper's Etymology Dictionary
Word definitions in Douglas Harper's Etymology Dictionary
1879, from Modern Latin Scandia (see Scandinavia ) + chemical ending -ium .
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Ekabor \Ek"a*bor`\ ([e^]k"[.a]*b[=o]r`), Ekaboron \Ek"a*bo"ron\ (-b[=o]"r[o^]n), n. [G., fr. Skr. [=e]ka one + G. bor, boron, E. boron.] (Chem.) The name given by Mendelejeff in accordance with the periodic law, and by prediction, to a hypothetical element ...
WordNet
Word definitions in WordNet
n. a white trivalent metallic element; sometimes classified in the rare earth group; occurs in the Scandinavian mineral thortveitite [syn: Sc , atomic number 21 ]
Usage examples of scandium.
In the early twenty-first century, scandium had almost no commercial uses, and yet because of its extreme scarcity, cost several thousand dollars a pound.
Actually, that makes sense: neutrons decaying into protons and pions would transmute some of the calcium to scandium, the oxygen to fluorine, and the carbon to nitrogen.
The humans generally find it very difficult to obtain scandium, and the analyses usually skimp badly on that.
A few pounds of molybdenum, some wire-drawing apparatus, a few ounces of scandium and special glass-blowing machinery.
The discovery of relatively abundant rare earths, particularly scandium, in certain asteroids, plus the unprecedented demand for those elements for such applications as high temperature superconductors, picoaccelerators, gamma-pumped electron cascades, and other engineered ceramic molecules, put a strong economic incentive behind the project.
The subsequent discoveries of gallium, scandium, and germanium bore out his predictions.
Made out of what was essentially layers of carbon fiber and super glue with scandium barrel liners and titanium springs and firing pins, they shot some kind of boron-epoxy round.
There were nearly a hundred of them in the Bazaar, trading in everything from scandium fuel catalyst to Kalleyni pornography, and lots more were doing business in bars of public corridors.
The ambassadors came from Scandia, from Muscovy, from Arabia, from the lands of the Greeks and the Bulgars, from Ukrainia, from Nurnberg and Catalania.
Actually, that makes sense: neutrons decaying into protons and pions would transmute some of the calcium to scandium, the oxygen to fluorine, and the carbon to nitrogen.
And the Guild didn't forbid energy weapons on Scandia, even if the Scandians did.
Here, in Scandia, and in Britain, they had their last refuge from the edicts of Rome and were determined to hang on to what remained of their influence as they competed with the other gods for the mind of the people.
They had come home to their house on Scandia Loop in Bend and were getting ready for bed when there was a knock on the door.