Neptunium

=Neptunium=

By: Josh and Tyler


 * Atomic Number:** 93
 * Protons:** 93


 * Electrons: 93 **


 * Neutrons: 144**


 * Average Atomic Mass:** 237 amu (average atomic mass)


 * Discovery:** This was discovered in 1940 by E.M. McMillian at UC Berkley.


 * Name: Neptunium was named after the planet Neptune.**


 * Uses: There are no known uses of Neptunium.**


 * Interesting Facts**: There is no known color of Neptunium. It is a Rare Earth element. The melting point of Neptunium is 1184 degrees Fahrenheit. The boiling point is 7055.5 degrees Fahrenheit. Neptunium is also radioactive.

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 * Links: [|www.jlab.com], [|www.chemicalelements.com]