Search results for “Period”

Invention of the periodic table

In the mid-19th century, the nature of the elements was still largely unknown. In 1869, Russian chemist Dimitri Mendeleev develops the periodic table, which is still valid today with slight adjustments. Authors: ZDF/Terra X/T. Schrader/J. Koester/F. Steinhardt/Caligari/Moods in Pictures/Maximilian

The (truly) Periodic Table.

The (truly) Periodic Table is an animated film that tells you everything you ever wanted to know about the Periodic Table: why it has this shape, how the elements are organized, how they combine or ... not really! Produced by the Science Office for the University of Aveiro, in the framework of the

08 Element Symbols

In the periodic table there are a lot of element symbols with different numbers. The most important ones are explained and how they can be used to infer the structure of the corresponding atom. Original: "Wolfgang Dukorn" Original: German. All translations in this video have been done by the alugh

08 The PSE

In this screencast, nothing is explained (except for a very short group and period), but you are given the task of thinking about what you have learned so far. Because that's more than you might think! Original: "Wolfgang Dukorn" Original: German. All translations in this video have been done by t

Metal bond

In my video I explain the metal bond. In order to understand them better, I will first go into the noble gas configuration or the noble gas state. Then I explain the actual metal bond using the example of the metal magnesium, what the electron gas is, why the metals conduct electricity and which ele