Cr

Chromium

Atomic Number 24 · Metal piece

A hard, lustrous metal named for the Greek word for color. Used in stainless steel and chrome plating.

Atomic Mass

51.996 u

Category

Transition Metal

Phase (STP)

Solid

Density

7.15 g/cm³

Melting Point

1907 °C

Boiling Point

2671 °C

Electronegativity

1.66 (Pauling)

Atomic Radius

140 pm

Electron Configuration

[Ar] 3d5 4s1

Discovered

1797 — Louis Nicolas Vauquelin

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