TITLE

group

PUB. DATE
January 2009
SOURCE
American Heritage Student Science Dictionary;2009, p157
SOURCE TYPE
Book
DOC. TYPE
Reference Entry
ABSTRACT
Several definitions of "group" are presented. The first definition refers to two or more atoms bound together that act as a unit in a number of chemical compounds. The second definition refers to a vertical column in the Periodic Table that contains elements having the same number of electrons in the outermost shell of their atoms.
ACCESSION #
20850738

 

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