45Rh
Rhodium
로듐 · ロジウム
Transition metal
Atomic number45
ElementRh — Rhodium
Atomic mass102.91
CategoryTransition metal
Group9
Period5
Electron config[Kr] 4d8 5s1
Shells2,8,18,16,1
State (RT)Solid
Melting pt1964°C
Boiling pt3695°C
Electronegativity2.28
Discovered1803
Main usesCatalytic converters, jewelry
2 · 8 · 18 · 16 · 1