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出典:Wiktionary
出典:『Wiktionary』 (2025/08/18 03:12 UTC 版)
iron group
出典:Wikipedia
出典:『Wikipedia』 (2011/04/06 22:39 UTC 版)
In chemistry and physics, the iron group refers to elements that are in some way related to iron. These elements are relatively abundant both on Earth and elsewhere in the universe. The term is ambiguous in different contexts, and almost obsolete in chemistry.
IRON-GROUP