Iridium

What is Iridium?

Iridium definition and meaning on Dictionary terms:
noun Chemistry.
a precious metallic element resembling platinum: used in platinum alloys and for the points of gold pens. Symbol: Ir; atomic weight: 192.2; atomic number: 77; specific gravity: 22.4 at 20A?C.

 

reference: https://www.dictionary.com/browse/iridium

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