- Iridium - Wikipedia
Iridium was discovered in 1803 in the acid-insoluble residues of platinum ores by the English chemist Smithson Tennant The name iridium, derived from the Greek word iris (rainbow), refers to the various colors of its compounds
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- Iridium | Definition, Properties, Uses | Britannica
Iridium, chemical element, one of the platinum metals of Groups 8–10 (VIIIb), Periods 5 and 6, of the periodic table It is very dense and rare and is used in platinum alloys A precious, silver-white metal, iridium is hard and brittle, but it becomes ductile and can be worked at a white heat
- Iridium - Element information, properties and uses | Periodic Table
Iridium is a hard, silvery metal It is almost as unreactive as gold It has a very high density and melting point Iridium is the most corrosion-resistant material known It is used in special alloys and forms an alloy with osmium, which is used for pen tips and compass bearings
- What Is Iridium And Is It More Expensive Than Gold?
Like gold, iridium is pretty unreactive and has a very high density and melting point In fact, iridium is the most corrosion-resistant element within the Periodic Table
- Facts About Iridium - Live Science
The name iridium comes from the Latin word iris, which means rainbow Though the metal itself isn't rainbow colored, it is called this because of its multi-colored compounds
- Iridium Facts, Symbol, Discovery, Properties, Uses
Iridium (pronounced as i-RID-ee-em) is a hard and brittle metal represented by the chemical symbol Ir It is the least reactive element, belonging to the platinum family
- Iridium - Living Periodic Table
Iridium (chemical symbol Ir, atomic number 77) is one of the most remarkable and resilient metals on Earth Known for its incredible resistance to heat and corrosion, it holds the distinction of being one of the most durable and rare elements in the periodic table
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