Arsenic

Shell Structure



Crystal Structure
ElementInformation
Atomic Number:33
Symbol:As
Name:Arsenic
Name Origin:Latin arsenicum, and Greek, arsenikon
Type:Metalloid
Atomic Mass:74.9216
Melting Point:817
Boiling Point:613
Neutrons:42
Density:5.72
Crystal Structure:Rhombohedral
Discovered:1250
Discoverers:Identified by Albertus Magnus (Germany).
Other Names:

Germanium Periodic Table Selenium