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Definition of the Lanthanum Element
A soft, silvery-white,
malleable, ductile, metallic rare-earth element, obtained chiefly
from monazite and bastnaesite and used in glass manufacture and
with other rare earths in carbon lights for movie and television
studio lighting.
Origin / Meaning of the name Lanthanum
The name originates
from the Greek word lanthanein meaning 'to lie hidden'.
Classification of the Lanthanum Element
Lanthanum classified
as an element in the Lanthanide series as one of the "Rare Earth
Elements" which can located in Group 3 elements of the Periodic
Table and in the 6th and 7th periods. The Rare Earth Elements are
divided into the Lanthanide and Actinide series. The elements in
the Lanthanide series closely resemble lanthanum, and one another,
in their chemical and physical properties. Their compounds are
used as catalysts in the production of petroleum and synthetic
products.
Facts about the
Discovery and
History of the Lanthanum
Element
Lanthanum was discovered by
Carl G. Mosander
in 1839
Occurrence the Lanthanum Element
Obtained chiefly from
monazite and bastnaesite
Associated Uses of Lanthanum
Glass manufacture
Carbon lights for movie and television studio lighting
Camera lenses
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