Element Iron (Fe)

Atomic number 26 · transition metal · Atomic mass 55.845 u

Atomic Mass
55.8450 u
Element Properties
Atomic Number 26
Atomic Mass 55.8450 u
Category transition metal / 过渡金属
Group 8
Period 4
Block D
Electron Configuration [Ar] 3d⁶ 4s²
Electronegativity (Pauling) 1.83
Phase at STP Solid
Density 7.874 g/cm³
Year Discovered

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