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hello guys today I will be talking to you about iridium
The main use of iridium is as a hardening agent for platinum alloys.
Iridium is a chemical element symbol Ir and atomic number 77
Iridium is used in making crucibles. It is also used to make heavy-duty electrical contacts.
It is a very hard, little silver metal in the platinum
more facts areeee- The name is from the Greek goddess of the rainbow, Iris
some cool facts are- it was discovered in 1803 and by Smithson Tennant
iridium is also there second densest element !!
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