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Origin / Meaning of the name Neptunium
Neptunium was named for the planet Neptune because it is
the next outer-most planet beyond the planet Uranus in the solar
system and this element is the next one beyond uranium in the
periodic table.
Periodic Table Group and Classification of the of the Neptunium Element
Elements can be classified based on their physical states (States
of Matter) e.g. gas, solid or liquid. This element is a solid. Neptunium
is classified
as an element in the Actinide series as one of the "Rare Earth
Elements" which can located in Group 3 elements of the Periodic
Table and in the 6th and 7th periods. The Rare Earth Elements are
of the Lanthanide and Actinide series. Most of the elements in the
Actinide series are synthetic or man-made. Nearly 75%
of all the elements in the Periodic Table are classified as
metals which are detailed in the
List of Metals.
Facts about the
Discovery and
History of the Neptunium
Element
Neptunium was discovered by
Edwin McMillan and Philip Abelson
in the USA in 1940
History of the Periodic Table
Check out the brief
History of the
Periodic Table which details dates and the names of famous
scientists and chemists who contributed to the development of
the Periodic Table.
Occurrence of the Neptunium Element
Man-made
Abundances of the element in different environments
% in Universe N/A
% in Sun None
% in Meteorites None
% in Earth's Crust None
% in Oceans None
% in Humans None
Associated Uses of Neptunium
Neutron detection equipment |
