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
The Element Thallium - Basic Physical and Historical Information.
chemical properties, health and environmental effects of thallium.
is a silvery-white metal with a luster that quickly tarnishes to a dull blue-gray in air. More »
Apr 9, 2014 ... Get the facts about thallium poisoning side effects, health risks and toxicity testing
. Learn the metal's characteristic, uses and where it is ...
Element Thallium (Tl), Group 13, Atomic Number 81, p-block, Mass 204.38.
Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and ...
Mar 19, 2015 ... Having already looked at arsenic and cyanide in the previous instalments in this
series, our attention turns to thallium, another famed poison.
This WebElements periodic table page contains the essentials for the element
Thallium is a heavy metal that was serendipitously discovered by Sir William
Crookes in 1861 while trying to extract selenium from the by-products of sulfuric ...