1. Arsenic Peter Worcester A Period

2. Properties Group 15, Metalloid (Category/Group) Germanium, Gallium, it sublimates (Reactivity) 5.727 g/cm 3 (Density)

3. Properties 817 °C (Melting point) 614 °C (Boiling point) Solid (State of Matter) Crystal Structure

4. History Discovered by Albertus Magnus Discovered in 1250 Mined by early Chinese, Greek and Egyptian’s Greek word arsenikos, Latin word arsenicum

5. Uses Paris Green pigment/poison Poisonous spray used in Vietnam Supercomputers, cellphones Lead alloys for lead shots and bullets

6. Arsenic Works Cited Works Cited "Albertus Magnus." Clipart ETC. N.p., n.d. Web. 10 Dec. 2001.. "Arsenic - Wikipedia, the free encyclopedia." Wikipedia, the free encyclopedia. N.p., n.d. Web. 3 Dec. 2010.. "Chemical Elements.com - Arsenic (As)." Chemical Elements.com - An Interactive Periodic Table of the Elements. N.p., n.d. Web. 1 Dec. 2010.. Newton, David E.. The chemical elements. New York: F. Watts, 1994. Print. "Paris Green pigment/poison, a sample of the element Arsenic in the Periodic Table." The Photographic Periodic Table of the Elements. N.p., n.d. Web. 1 Dec. 2010.. "Periodic Table of the Elements." Behrend Chemistry. N.p., n.d. Web. 10 Dec. 2001.. "Pictures, stories, and facts about the element Arsenic in the Periodic Table." The Photographic Periodic Table of the Elements. N.p., n.d. Web. 1 Dec. 2010.. "WebElements Periodic Table of the Elements | Arsenic | crystal structures." WebElements Periodic Table of the Elements. N.p., n.d. Web. 1 Dec. 2010.. MLA formatting by BibMe.org.

7. Arsenic-Eating Bacteria Bacteria that grows using deadly arsenic Bacteria, extracted from Mono LakeMono Lake Bacteria gives scientists search for extraterrestrial life