The INTERNET Database of Periodic Tables
|2019 has been designated the International Year of the Periodic Table as it is the 150th Anniversary of the formulation of Mendeleev's Tabelle I|
Angular Form of the Periodic Table by Kamal Akhtar
"The complete periodic table is consists of two circles, principal circle and auxiliary circle. The principal circle is consist of seven tracks (periods) and eighteen sectors (groups). The auxiliary circle is consist of only two tracks, inner track and outer track. There is no division of sectors in auxiliary circle." Read more in a word.doc. View the full size PT.
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|Periodic Table, What is it showing?||
© Mark R. Leach 1999-
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