26 Fe Iron 55,845 u

Iron

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Periode
4
Golongan
8
Blok
d-blok
Fase (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.

Penampilan: Lustrous metallic with grayish tinge

Sifat Fisika

Massa Atom 55.845 u
Kerapatan 7.874 g/cm³
Titik Lebur 1537.8 °C
Titik Didih 2860.8 °C
Fase pada STP Solid
Jari-jari Atom 156.0 pm

Sifat Elektronik

Keelektronegatifan 1.83
Energi Ionisasi 762.5 eV
Afinitas Elektron 15.7 eV
Elektron Valensi 8

Konfigurasi Elektron

Konfigurasi [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

Penemuan

Ditemukan oleh: Ancient

Compounds Containing Iron

Lebih banyak Logam Transisi

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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 logam transisi.
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.