Enter Topic
Thallium
Part one of term 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 soft and malleable metal. It has an electron c ...
Part two of term paper ... it. In 1862, the French chemist Claude August again isolated it.
Thallium comes form the Greek word "thallos". "Thallos" meant "green twig" or
"green shoot".
Thallium does not have many uses. It is used in photocells because of
the electrical conductivity of thallium sulphide. Thallium was originally 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 ...
Word count: 457 | Approximate pages: 2
|
|
Membership |
Price |
|
30 days recurring |
$19.95 |
90 days recurring |
$39.95 |
180 days non-recurring |
$69.95 |
|
|
Having a hard time getting started on that college essay that is due soon?
Maybe you just don't know what to write about or just need some ideas to get you on your way? Worry that your report won't be good enough to make your teacher happy? Wish there was some resource that could help? Worry no more...
EssayZap is the solution! We have over 45,000 college papers available on our site for you to peruse and print and will fit into any student's budget. Unlike some other sites that
charge by the page or per download, we offer full and unlimited access to all the research papers in our database. So join today and make your essay writing a snap!