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Arsenic Definition

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Pure arsenic is found in many forms, or allotropes, including yellow, black, and gray.

Natural arsenic with quartz and calcite, from Ste. Marie-aux-mines, Alsace, France. Specimen is at the Natural History Museum, London. Pure arsenic is found in many forms, or allotropes, including yellow, black, and gray.

Aram Dulyan
Definition: Arsenic is the name for the element with atomic number 33 and is represented by the symbol As.

It is a member of the metalloid group.

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