24Cr
Chromium
크로뮴 · クロム
Transition metal
Atomic number24
ElementCr — Chromium
Atomic mass51.996
CategoryTransition metal
Group6
Period4
Electron config[Ar] 3d5 4s1
Shells2,8,13,1
State (RT)Solid
Melting pt1907°C
Boiling pt2671°C
Electronegativity1.66
Discovered1797
Main usesStainless steel, chrome plating
2 · 8 · 13 · 1