Thallium
Beginning of paper
My element was . It is atomic number 81. It has 81 protons and
electrons and 123 neutrons. has a mass of 204.3833 atomic mass units.
Its symbol is Tl. It resides in Group IIIA of the periodic table. That is the
aluminum family. has a bluish color after exposure to the air. It is
a very s ....
Middle of paper
.... used
to help treat ringworm and many other skin infections. It was then limited
because of the narrow margin between the benefits and its health risks.
Thallium bromide-iodide crystals are still used as infrared detectors. Thallium
sulphate used to be widely used as a pesticide and an ant killer. It was
odorless and tasteless and worked well, but it was found to be too toxic.
Thallium slats which burn with a bright green flame are used in flares and
rockets. Thallium is the 60th most ....
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Word count: 457
Page count: 2 (approximately 250 words per page)
