Arsenic
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Element
Name: Arsenic
Symbol: As
Atomic Number: 33
Atomic Mass: 74.9 amu
Number of electrons: 33
Classification: Non-metal
Crystal structure: Rhombohedral
Color: Gray
Date of Discovery: Has been known since ancient times.
Name of Discoverer: Unknown
Name Origin: From Greek Arsenikos and Latin Arsenicum
Uses: Arsenic conducts electricity and is a poison.
Obtained from: mispikel