Osmium

Osmium is from the Greek word Osme, meaning smell

Osmium is in the platinum group of metals and was discovered in 1803 by Smithson Tennant in the dark colored residue left when crude platinum is dissolved by aqua regia (a mixture of hydrochloric and nitric acid).

(Left Platinum Group Metals, Right Smithson Tennant)

Osmium is an extremely hard metal used to create alloys for fountain pens, instrument pivots, needles and electrical contacts.

Osmium is a shiny, silver metal that resists corrosion. When oxidized, osmium tetroxide is produced can cause severe damage to lungs, skin and eyes mostly the retena, such as blindness.

http://wordinfo.info/unit/3135/ip:13/il:C

http://www.rsc.org/periodic-table/element/76/osmium

https://en.wikipedia.org/wiki/Osmium

http://www.periodicvideos.com/videos/076.htm

Created By

Jonathan Beyer

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Osmium

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