TerbiumTerbium

By: Rachel GoldsteinBy: Rachel Goldstein

65 Tb 158.9254

Terbium

Properties and UsesProperties and Uses Melting Point:Melting Point: 1360.0 1360.0

°C °C Boiling Point:Boiling Point: 3041.0 3041.0

°C °C Density @ 293 K:Density @ 293 K: 8.27 8.27

g/cm3 g/cm3 Color:Color: silvery white silvery white Thermal conductivity:Thermal conductivity:

11.111.1 J/m-sec-deg J/m-sec-deg Electrical conductivity:Electrical conductivity:

8.8 1/mohm-cm8.8 1/mohm-cm Characteristics: Characteristics: soft soft

Uses:Uses: in color TV's in color TV's Uses: Uses: some types some types

used in laser materialsused in laser materials Uses: Uses: added to added to

calcium fluoride to calcium fluoride to alter its propertiesalter its properties

Uses:Uses: in high in high temperature fuel cellstemperature fuel cells

Uses: Uses: a component in a component in some alloyssome alloys

Uses:Uses: in making CDs in making CDs

FactsFacts

Discovered by a Swedish man named Carl Discovered by a Swedish man named Carl MosanderMosander

Named after a Swedish village called Named after a Swedish village called YtterbyYtterby

One of the “rare earth” elements [nos. 57-One of the “rare earth” elements [nos. 57-71]71]

Used to be thought of as rareUsed to be thought of as rare Found in the Earth’s crust, but not a lot in Found in the Earth’s crust, but not a lot in

one placeone place Can’t be minedCan’t be mined

A Song About TerbiumA Song About Terbium

[to the tune of Rudolph the Red-Nosed [to the tune of Rudolph the Red-Nosed Reindeer]Reindeer]

Terbium, the rare earth metal [metal]Terbium, the rare earth metal [metal]It is used in our TVsIt is used in our TVsIt makes them so much brighter [brighter]It makes them so much brighter [brighter]It is really quite handyIt is really quite handy

Terbium, the silver white metal [metal]Terbium, the silver white metal [metal]It is used in our CDsIt is used in our CDsIt’s a component in alloys [alloys] It’s a component in alloys [alloys] It’ll make your life easyIt’ll make your life easy

Sources/BibliographySources/Bibliography

http://www.answers.com/topic/rare-eahttp://www.answers.com/topic/rare-earth-elementrth-element

http://www.chemicalelements.com/http://www.chemicalelements.com/index.htmlindex.html

http://http://www.chemicool.com/elements/terbiuwww.chemicool.com/elements/terbium.htmlm.html

http://www.infoplease.com/http://www.infoplease.com/periodictable.php?group=Dperiodictable.php?group=D

http://www.webelements.com/http://www.webelements.com/webelements/elements/text/Tb/webelements/elements/text/Tb/key.htmlkey.html