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Periodic table block
A block of the periodic table of elements is a set of adjacent groups. The respective highest-energy electrons in each element in a block belong to the same atomic orbital type. Each block is named after its characteristic orbital; thus, the blocks are:
The block names (s, p, d, f, g, h,...) are derived from the quality of the spectroscopic lines of the associated atomic orbitals: sharp, principal, diffuse and fundamental, the rest being named in alphabetical order.
|This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Periodic_table_block". A list of authors is available in Wikipedia.|