PLUTONIUM

Etymology

The name 'plutonium' is derived from the planet Pluto.

Definition

Plutonium is a radioactive metallic element similar chemically to uranium, with the highest atomic number of all naturally occurring elements.

Historical Context

Plutonium was first synthesized in 1940 by Glenn T. Seaborg, Edwin McMillan, Joseph W. Kennedy, and Arthur Wahl. It has since been used in the production of nuclear power and weapons.

Cultural Significance

Plutonium has been a subject of controversy due to its use in nuclear weapons and concerns about its environmental impact.

Related Concepts

Plutonium is closely related to uranium and neptunium, forming part of the actinide series.

See Also

• Uranium
• Neptunium