Americium

Also known as

Add other possible names for this topic

Americium is a synthetic element that has the symbol Am and atomic number 95. A radioactive metal element, americium is an actinide that was obtained in 1944 by bombarding plutonium with neutron and was the fourth transuranic element to be discovered. It was named for the Americas, by analogy with europium. Americium is widely used in commercial ionization-chamber smoke detectors. Pure americium has a silvery and white lustre. At room temperature it slowly tarnishes in dry air. It is more... full article at wikipedia

Write new description for Freebase.com

Add a type

Chemistry

Chemical Element

12 empty fields

CAS ID

7440-35-9

Symbol

Edit	Atomic number

Edit	Atomic mass (g/mol)

Edit	Electrons per shell

Edit	Electronegativity (Pauling scale)

Edit	Atomic radius

Edit	Covalent radius

Edit	Van der Waals radius

Isotopes

Edit	Melting Point

Edit	Boiling Point

Chemical series

Names (skud) User-created view »

Namesake

0 empty fields

Named after

With the exception of Wikipedia summaries and some images the content on this page is typically distributed under the Creative Commons Attribution license or Public Domain.

The original description for this topic was automatically generated from the Wikipedia article "Americium" licensed under the GNU Free Documentation License.