Definition: Americium is the name for the element with atomic number 95 and is represented by the symbol Am.
It is a member of the actinide group.
It is a member of the actinide group.
Americium Definition
By Anne Marie Helmenstine, Ph.D., About.com Guide
This is a disk of americium-241 viewed under a microscope.
Bionerd, Creative Commons License
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