26 Fe Iron 55,845 u

Iron

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Periode
4
Gruppe
8
Block
d-Block
Phase (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.

Erscheinungsbild: Lustrous metallic with grayish tinge

Physikalische Eigenschaften

Atommasse 55.845 u
Dichte 7.874 g/cm³
Schmelzpunkt 1537.8 °C
Siedepunkt 2860.8 °C
Phase bei STP Solid
Atomradius 156.0 pm

Elektronische Eigenschaften

Elektronegativität 1.83
Ionisierungsenergie 762.5 eV
Elektronenaffinität 15.7 eV
Valenzelektronen 8

Elektronenkonfiguration

Konfiguration [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

Entdeckung

Entdeckt von: Ancient

Compounds Containing Iron

Mehr Übergangsmetall

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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 übergangsmetall.
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.