Tag Archives: Facts about Thallium

10 Interesting Facts about Thallium

10 Interesting Facts about Thallium
One of these following facts about Thallium should probably give you much information about what kind of chemical element Thallium is. Thallium is a chemical element with symbol Tl and atomic number 81. This soft gray post-transition metal is not found free in nature. When isolated, it resembles tin, but discolors when exposed to air. Chemists William Crookes and Claude-Auguste Lamy discovered thallium independently in 1861, in residues of sulfuric  Read More ... »
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