The answer is Lanthanum. There is so much cool stuff about Lanthanum that I would keep reading if I were you.
Alright now to the facts!
Lanthanum Overview
Atomic Mass
Description
Soft, silvery-white, malleable, ductile metal.
Atomic Symbol
La (Lanthanum)
Discovery
Discovered By: Carl Mosander
Year: 1839
Location: Sweden
Discovered By: Carl Mosander
Year: 1839
Location: Sweden
State at 20 °C
Solid
Sources
Found with rare earths in monazite and bastnasite. Monazite sand typicall contains 25% lanthanum.
Found with rare earths in monazite and bastnasite. Monazite sand typicall contains 25% lanthanum.
Name Origin
Greek: lanthanein (to be hidden).
Greek: lanthanein (to be hidden).
Uses
It is used in the electodes of high-intensity, carbon-arc lights. Also used in the production of high-grade europium metal. Because it gives glass refractive properties, it is used in expensive camera lenses.
It is used in the electodes of high-intensity, carbon-arc lights. Also used in the production of high-grade europium metal. Because it gives glass refractive properties, it is used in expensive camera lenses.
Want to learn more details and data about Lanthanum? Check my Elements Comprehensive List.
Colored Periodic Table
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Along with basic atom / element information (like Lanthanum-138,9055 atomic mass and all the other atomic data), it also comes with color coded info about: State (Gas, Liquid or Solid at room temperature), Groups/series details and much more...
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Download and enjoy this complete and colored periodic table for you to edit and enjoy. It's in an editable excel format or .ods (open).
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[Download open .ods format ##download##][/lock]
Along with basic atom / element information (like Lanthanum-138,9055 atomic mass and all the other atomic data), it also comes with color coded info about: State (Gas, Liquid or Solid at room temperature), Groups/series details and much more...
How about an incentive to share this post? (You will help other colleagues find this blog)
Download and enjoy this complete and colored periodic table for you to edit and enjoy. It's in an editable excel format or .ods (open).
[lock][Download excel ##download##]
[Download open .ods format ##download##][/lock]
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