Periodic Table of the Elements: Iridium — Infoplease.com

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Periodic Table of the Elements: Iridium
Atomic Number:	77
Atomic Symbol:	Ir
	Iridium
Atomic Weight:	192.22
Electron Configuration:	2 · 8 · 18 32 · 15 · 2

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2007, Columbia University Press. All rights reserved.

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