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|
Zigzag Periodic Table
In this periodic table we can see that the elements are arranged in a different way. Hydrogen is placed in between (and above) fluorine and lithium. This is because there is an issue on the placement of hydrogen as it has the properties of both alkali metals and halogens.
How to read the Zigzag periodic table
For periods (1), (2B), (3B) etc. read from right to left.
For periods (2A), (3A), (4A) etc. read from left to right
The arrows will guide you through the periodic table:
By Akash Srivaths, High School Student, Chennai, India
|Periodic Table, What is it showing?||
© Mark R. Leach 1999-
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