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A soft yellowish-white trivalent metallic element of the rare earth group
Answer for the clue "A soft yellowish-white trivalent metallic element of the rare earth group ", 12 letters:
praseodymium
Alternative clues for the word praseodymium
Word definitions for praseodymium in dictionaries
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Praseodymium \Pra`se*o*dym"i*um\, n. [Praseo- + didymium.] (Chem.) An elementary substance, one of the constituents of didymium; -- so called from the green color of its salts. Symbol Ps. Atomic weight 143.6.
Wikipedia
Word definitions in Wikipedia
Praseodymium is a chemical element with symbol Pr and atomic number 59. Praseodymium is a soft, silvery, malleable and ductile metal in the lanthanide group. It is valued for its magnetic, electrical, chemical, and optical properties. It is too reactive ...
WordNet
Word definitions in WordNet
n. a soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process [syn: Pr , atomic number 59 ]
Wiktionary
Word definitions in Wiktionary
n. A metallic chemical element (''symbol'' Pr) with an atomic number of 59.
Douglas Harper's Etymology Dictionary
Word definitions in Douglas Harper's Etymology Dictionary
rare metallic element, 1885, coined in Modern Latin by discoverer Carl Auer von Welsbach (1858-1929) from Greek prasios "leek-green" (from prason "leek") + didymos "double," the name given to an earth in 1840, so called because it was a "twin" to lanthana. ...
Usage examples of praseodymium.
I can go up to two hundred fifty millimeters using the activated vanadium pentasulphide in the praseodymium breakdown.
It directs five-point-three teratogauss of magnetic force on that tiny little speck of praseodymium there.
The ghosts of a thousand potential worlds radiated out from the speck of praseodymium as it plunged down through absolute zero and into the nameless realms beyond.
Tin barely makes it into the top fifty, eclipsed by such relative obscurities as praseodymium, samarium, gadolinium, and dysprosium.
An Austrian named Karl von Welsbach proved it to be a blend of two separate elements, praseodymium and neodymium.
Other elements are less familiar - hafnium, erbium, dysprosium and praseodymium, say, which we do not much bump into in everyday life.
Such stellar nuclear reactions do not readily generate erbium, hafnium, dysprosium, praseodymium or yttrium, but rather the elements we know in everyday life, elements returned to the interstellar gas, where they are swept up in a subsequent generation of cloud collapse and star and planet formation.