A growing collection of articles on the Periodic Table.
History
In the 1920s the periodic system turned out to be a macroscopic representation of the internal structure of the atoms – making it as much about physics as it is about chemistry
English chemist who contributed to the development of the periodic table and the concept of valence
German chemist and physician developed one of the first periodic tables of chemical elements
The chronology of the discovery of the elements is a textbook example of scientific development
All 92 naturally occurring elements were identified in Europe while the artificial elements were mostly discovered in the USA
The exciting discovery of an unbelievable element, described in an article dated April 1, 1890
Rethinking the Periodic Table
Mendeleev’s Periodic Table is, for many, the symbol of chemistry but is the current layout the best one?
An interactive introduction to the building blocks of matter for children of all ages
Poems
Poems based on the natural properties of each of the elements of the periodic table
Quizzes
Do you know the places after which various chemical elements were named?
Can you answer these questions about the periodic table of the elements?
Who is the first person to have an element named after them in their lifetime? And who is the second?
Heavy Elements
The element darmstadtium (Ds) was first created on November 9, 1994, at the Institute for Heavy Ion Research (GSI) in Darmstadt, Germany
C. E. Düllmann, GSI Darmstadt, gives insight into the chemistry of short-lived, superheavy atoms
M. Block, GSI Darmstadt, gives an insight into the physics of short-lived, superheavy atoms
The synthesis of heavy elements
Periodicity
The phenomenon of periodicity is particularly clear in the melting points of the elements
Ionic radii vary with coordination number, spin state, and other parameters but periodic trends can be recognized
Atomic radii of the main group elements vary in a predictable and explicable manner across the periodic table
More Collections
Beer owes its wonderful taste to a great deal of chemistry—a compilation of articles, videos, quizzes on chemistry related to beer
Fireworks, sparklers, sparkling wine, champagne, … there is chemistry involved everywhere
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