Chemical elements/Definition: Difference between revisions

From Citizendium
Jump to navigation Jump to search
imported>Milton Beychok
m (Changed chemically to chemical)
imported>Anthony.Sebastian
(refining defn of 'chemical elements')
 
(One intermediate revision by the same user not shown)
Line 1: Line 1:
<noinclude>{{Subpages}}</noinclude>
<noinclude>{{Subpages}}</noinclude>


Chemical elements, in one sense of the term, refers to species or types of atoms and, in another sense of the term, refers to chemical pure substances each composed of atoms solely of a single species or type.
In one sense, refers to species or types of atoms, each species/type distinguished by the number of protons in the nuclei of the atoms belonging to the species/type, each species/type having a unique number of nuclear protons; in another sense, refers to substances, or pieces of matter, each composed of multiple atoms solely of a single species/type.

Latest revision as of 21:51, 2 September 2010

This article is developing and not approved.
Main Article
Discussion
Related Articles  [?]
Bibliography  [?]
External Links  [?]
Citable Version  [?]
 
A definition or brief description of Chemical elements.

In one sense, refers to species or types of atoms, each species/type distinguished by the number of protons in the nuclei of the atoms belonging to the species/type, each species/type having a unique number of nuclear protons; in another sense, refers to substances, or pieces of matter, each composed of multiple atoms solely of a single species/type.