Iron is a chemical element; it has the symbol Fe (from Latin ferrum 'iron') and atomic number 26. It is a metal that belongs to the first transition series and group 8 of the periodic table. It is, by mass, the most common element on Earth, forming much of Earth's outer and inner core.

将 五羰基合铁 Fe(CO) 5 气化并在250℃左右使之分解可得到不含任何杂质的微细粉末状纯铁，将这种纯铁在高真空下煅烧可以以一氧化碳的形式除去残留在铁中的痕量碳和氧 [4] 。

2025年2月4日 · Iron (Fe), chemical element and one of the transition elements, the most-used and cheapest metal. Iron makes up 5 percent of Earth’s crust and is second in abundance to aluminum among the metals. Iron, which is the chief constituent of Earth’s core, is the most abundant element in Earth as a whole.

Element Iron (Fe), Group 8, Atomic Number 26, d-block, Mass 55.845. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

Iron | Fe | CID 23925 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.

Iron is a chemical element with symbol Fe and atomic number 26. Classified as a transition metal, Iron is a solid at room temperature.

2017年8月23日 · Iron is a brittle, hard substance, classified as a metal in Group 8 on the Periodic Table of the Elements. The most abundant of all metals, its pure form rapidly corrodes from exposure to moist...

2023年4月28日 · Iron is the metallic element with the atomic number 26 and is represented by the symbol ‘Fe’ in the periodic table. It is classified as a transition metal and belongs to the d-block of group 8 (VIII) of the periodic table.

Iron is a chemical element with symbol Fe and atomic number 26. It is a metal in the first transition series. It is by mass the most common element on Earth, forming much of Earth’s outer and inner core.

Iron is a chemical element in the periodic table that has the symbol Fe and atomic number 26. Iron is a group 6 and period 4 metal. Iron is notable for being the final element produced by stellar nucleosynthesis, and thus the heaviest element which does not require a supernova or similarly cataclysmic event for its formation.