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The INTERNET Database of Periodic Tables

There are thousands of periodic tables in web space, but this is the only comprehensive database of periodic tables & periodic system formulations. If you know of an interesting periodic table that is missing, please contact the database curator: Mark R. Leach Ph.D.

Use the drop menus below to search & select from the more than 1100 Period Tables in the database:

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Periodic Table formulations from the year 1824:

1824   Discovery of Silicon


1824

Discovery of Silicon

Si

Silicon, atomic number 14, has a mass of 28.085 au.

Silicon makes up 25.7% of the earth's crust, and after oxygen is the second most abundant element.

Silicon was first isolated in 1823 by J. Berzelius.

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What is the Periodic Table Showing? Periodicity

© Mark R. Leach Ph.D. 1999 –


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