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Origin / Meaning of the name Iridium
The name "iridium"
originates from the Latin word meaning "of rainbows"
because of the "variety of colors in the element's salt
solutions".
Periodic Table Group and Classification of the of the Iridium Element
Elements can be classified based on their physical states (States
of Matter) e.g. gas, solid or liquid. This element is a solid. Iridium
is
classified as a "Transition Metal" which are located in Groups 3 -
12 of the Periodic Table. Elements classified as
Transition Metals are generally described as ductile, malleable, and able to conduct electricity and heat.Nearly 75%
of all the elements in the Periodic Table are classified as
metals which are detailed in the
List of Metals.
Facts about the History
and the
Discovery of the Iridium
Element
Iridium was discovered by
Smithson Tennant in London, England
in 1803
History of the Periodic Table
Check out the brief
History of the
Periodic Table which details dates and the names of famous
scientists and chemists who contributed to the development of
the Periodic Table.
Occurrence of the Iridium Element
The Earth's core is rich in
iridium
Obtained from gravel deposits with platinum
Associated Uses of Iridium
Hardening agent in platinum alloys
Fountain pen nibs
Making crucibles
Electrical contacts
Spark plugs
Phones
Goggles
Denso iridium
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