Neptunium

By:Harley Narramore

Information

Symbol:Np


Atomic #:93

Atomic Mass:237

# of Protons:93

# of Neutrons:144

# of Electrons:93

Melting Point degrees celsius:644

Boiling Point in degrees celsius:4000

Normal PhaseSolid at room temperature

It cost 660$ for 1 gram

Classification

it is Classified as a Radioactive Metal

It belongs to the Actinide Family

Origin

It is named after the Planet Neptune and was discovered by E.M. McMillan.


Important uses, facts, etc.

it has no known uses so far. It is a man-made Element and was discovered in 1940.