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  1. Iron - Wikipedia

    • 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. It is the fourth most abundant element in the Earth's crust, being mainly deposited b… 展开

    名称·符号·序数铁(Iron)·Fe·26
    元素类别过渡金属
    族·周期·区4·d
    标准原子质量55.845(2)
    Characteristics

    At least four allotropes of iron (differing atom arrangements in the solid) are known, conventionally denoted α, γ, δ, and ε.
    The first three forms are observed at ordinary pressures. As molten iron cools past its freezing … 展开

    Origin and occurrence in nature

    Iron's abundance in rocky planets like Earth is due to its abundant production during the runaway fusion and explosion of type Ia supernovae, which scatters the iron into space.
    Metallic or … 展开

     
  1. 铁 - 维基百科,自由的百科全书

  2. 鐵 - 維基百科,自由的百科全書 - zh.wikipedia.org

    2024年9月16日 · (英語: Iron ),是一種化學元素,化學符號為Fe(源於拉丁語: Ferrum ),原子序數為26,原子量為 55.845 u ,屬於第一列過渡元 …

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    • 铸铁 - 维基百科,自由的百科全书

      可锻铸铁(Malleable cast iron)是由一定成分的白口铸铁经石墨化退火(2-9天)获得的,石墨呈团絮状,塑性比灰铸铁高。 根据金相组织的不同分为黑心可锻铸铁、珠光体可锻铸铁和白心可锻铸铁。

    • Iron - Simple English Wikipedia, the free encyclopedia

    • Chemistry of Iron - Chemistry LibreTexts

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