Dictionary » Y » Yttrium

Yttrium

yttrium

(Science: chemistry) A rare metallic element of the boron-aluminium group, found in gadolinite and other rare minerals, and extracted as a dark gray powder. Symbol Y. Atomic weight.

Alternative forms: ittrium.

associated with yttrium are certain rare elements, as erbium, ytterbium, samarium, etc, which are separated in a pure state with great difficulty. They are studied by means of their spark or phosphorescent spectra. Yttrium is now regarded as probably not a simple element, but as a mixture of several substances.

Origin: NL, from Ytterby, in Sweden. See Erbium.


Please contribute to this project, if you have more information about this term feel free to edit this page



This page was last modified 21:16, 3 October 2005. This page has been accessed 1,710 times. 
What links here | Related changes | Permanent link