26 Fe Iron 55,845 u

Iron

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Chu kỳ
4
Nhóm
8
Khối
d-khối
Pha (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.

Ngoại quan: Lustrous metallic with grayish tinge

Tính chất vật lý

Khối lượng nguyên tử 55.845 u
Mật độ 7.874 g/cm³
Điểm nóng chảy 1537.8 °C
Điểm sôi 2860.8 °C
Pha ở STP Solid
Bán kính nguyên tử 156.0 pm

Tính chất điện tử

Độ âm điện 1.83
Năng lượng ion hóa 762.5 eV
Ái lực electron 15.7 eV
Electron hóa trị 8

Cấu hình electron

Cấu hình [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

Khám phá

Được phát hiện bởi: Ancient

Compounds Containing Iron

Thêm Kim Loại Chuyển Tiếp

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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 kim loại chuyển tiếp.
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.