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What is Krypton? Periodic Table Group and Classification of the Krypton Element
Elements can be classified based on their physical states (States
of Matter) e.g. gas, solid or liquid. This element is a gas. Krypton
is
classified as an element in the 'Noble Gases' section which can be
located in group 18 of the Periodic Table. The term 'Noble gas'
derives from the Old High German word Edelgas from 'edili'
meaning "noble". The name 'noble gases' is an allusion to the
old, similarly termed 'Noble Metals'. The Noble Metals included
gold, silver and platinum which were so called due to their long
association with the aristocracy.
Facts about the
Discovery and
History of the Krypton
Element
Krypton was discovered by
William Ramsay and Morris Travers
in 1898.
Sir William Ramsay
(1852 - 1916)
Sir William Ramsay discovered the noble gases and received the
Nobel Prize in Chemistry in 1904 "in recognition of his services
in the discovery of the inert gaseous elements in air". These
elements included
Argon,
neon and
Xenon. Ramsay also isolated
Helium
which had been observed in the spectrum of the sun but
had not been found on earth. In 1910 Ramsay also made and
characterized radon.
Sir William Ramsay (1852 - 1916)
What is Krypton? Occurrence of the Krypton Element
The concentration of this
gas in earth's atmosphere is about 1 ppm
Abundances of the element in different environments
% in Universe
4×10-6%
% in Sun N/A
% in Meteorites N/A
% in Earth's Crust 1.5×10-8%
% in Oceans 2.1×10-8%
% in Humans N/A
Associated Uses of Krypton
Photographic flash lamps
Gas discharge lamps
Fluorescent lamps |
