Thursday 20 December 2012

Thulium=الثوليوم


Thulium=الثوليوم
الثليوم عنصر فلزي
WIKIPEDIA


Thulium
Tm
Greek
Θούλη, Θύλη[62]
a mythical country
mythological
Named after "Thule", an ancient Roman and Greek name (Θούλη, Θύλη) for a mythical country in the far north, perhaps Scandinavia. By the same token, Thulia, its oxide.


Thulium is a chemical element that has the symbol Tm and atomic number 69


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