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Iron Wikipedia ~ Iron ˈ aɪ ər n is a chemical element with symbol Fe from Latin ferrum and atomic number 26 It is a metal that belongs to the first transition series and group 8 of the periodic is by mass the most common element on Earth forming much of Earths outer and inner is the fourth most common element in the Earths crust In its metallic state iron is rare in the

Univerza v Ljubljani Fakulteta za elektrotehniko ~ Fakulteta za elektrotehniko Univerze v Ljubljani je vodilna izobraževalna ustanova za elektrotehniko v Sloveniji Pridruži se nam in pusti svoj odtis v tehnološkem napredku

Fe Home Facebook ~ Fe 11069 likes · 9 talking about this Youll find me at the bar

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철 위키백과 우리 모두의 백과사전 ~ 54 Fe는 자연계에서 58를 차지한다 56 Fe는 자연계에 존재하는 철 동위 원소 중 가장 많이 차지하는 동위 원소이다 항성의 핵융합 과정 즉 규소 연소 과정에서 28 Si에서 여러 차례 헬륨 융합 과정을 통해 최종적으로 56 Fe을 형성한다