|
Facts about the
Classification of the Element Yttrium
Yttrium is classified as a "Transition Metal" which are located in
Groups 3 - 12 of the Periodic Table. An Element classified as a
Transition Metals is ductile, malleable, and able to conduct
electricity and heat.
Brief Facts about the
Discovery and History of the Element Yttrium
Yttrium was discovered by
Johan Gadolin in 1794 and isolated by Friedrich Wohler in 1828.
Yttria is the oxide of yttrium and was discovered by Johan Gadolin
in 1794.
Occurrence of the element Yttrium
Found in almost all rare earth minerals
Obtained from monazite, xenotime and yettriac
Found in uranium ores Common Uses of Yttrium
Used to make europium and
europium phosphors that give the red color in color television
picture tubes
Color TV's
Radars
Microwave filters.
The Properties of the Element Yttrium Name of Element : Yttrium
Symbol of Element : Y
Atomic Number of Yttrium : 39
Atomic Mass: 88.90585 amu
Melting Point: 1523.0 °C - 1796.15 °K
Boiling Point: 3337.0 °C - 3610.15 °K
Number of Protons/Electrons in Yttrium : 39
Number of Neutrons in Yttrium : 50
Crystal Structure: Hexagonal
Density @ 293 K: 0.53 g/cm3
Color of Yttrium : silvery |