26 Fe Iron 55.845 u

Iron

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周期
4
8
ブロック
d-ブロック
相 (STP)
Solid

Iron is the most widely used metal on Earth and the main component of steel. It is essential for oxygen transport in blood as part of hemoglobin.

外観: 灰色がかった光沢のある金属

物理的特性

原子質量 55.845 u
密度 7.874 g/cm³
融点 1537.8 °C
沸点 2860.8 °C
STPにおける相 Solid
原子半径 156.0 pm

電子的特性

電気陰性度 1.83
イオン化エネルギー 762.5 eV
電子親和力 15.7 eV
価電子 8

電子配置

配置 [Ar] 3d⁶ 4s²

Electron Shell Configuration

Iron electron shell configuration Fe 2e⁻ 8e⁻ 14e⁻ 2e⁻

Position in Periodic Table

Iron position in the periodic table Fe

発見

発見者: Ancient

Compounds Containing Iron

遷移金属 をもっと見る

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Frequently Asked Questions

What is Iron?
Iron (Fe) is a chemical element with atomic number 26. It is a solid at standard temperature and pressure, classified as a 遷移金属.
What are the key properties of Iron?
Iron has an atomic mass of 55.845 u, density of 7.874 g/cm³, melting point of 1537.8°C, boiling point of 2860.8°C.
What is the electron configuration of Iron?
The electron configuration of Iron is [Ar] 3d6 4s2. It is in the d-block of the periodic table.
Who discovered Iron?
Iron was discovered by Ancient.
What is the electronegativity of Iron?
Iron has an electronegativity of 1.83 on the Pauling scale.