Radon

1.Radon 2.Rn 3.Chemical characteristics of the element. 4.Physical characteristics of the element. 5.Where is this element found in nature? 6.How is the element recovered and purified? 7.How do we use the element? 8.What products are made from the element? How are these products used? Who uses the products? Are there any environmental concerns due to this use? How are waste products disposed of? 9.Is the element an important nutrient for human health? If yes: What are the nutritional requirements? What are the side effects of either consuming too much or not enough? 10. A picture of what your element looks like. (For those with gases, a picture of what it looks like when being burned would suffice here). 11. Cite your sources, MLA format please!