Neptunium Kids T-Shirts

A sleek Neptunium design. Neptunium is a chemical element with symbol Np and atomic number 93. A radioactive actinide metal, neptunium is the first transuranic element. Its position in the periodic table just after uranium, named after the planet Uranus, led to it being named after Neptune, the next planet beyond Uranus. Brought to you by Periodic-Tees.com

The orbitals are swirling in Storistir to make holiday ornaments! Neptunium, element 93, was named after the planet Neptune. Neptune is also the name of the Roman god of the sea, analogous to the Greek god Poseidon. Neptunium can make dangerous fissile, but was not used for nuclear bomb purposes.

The actinides are not only radioactive, but they have been used in warfare. Little Boy was an uranium bomb dropped on Hiroshima and Fat Man was a plutonium bomb dropped on Nagasaki.