Element 39, atomic weight 88.90585, a dark gray metal that is used in alloys and nuclear technology for its high neutron transparency. Yttrium compounds are used in the manufacture of color tv screens, superconducting ceramics, and fireproof bricks.
YTTRIUM (Y)
Meaning of YTTRIUM (Y) in English
General chemistry English glossary. Английский глоссарий общей химии. 2012