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  2. Classical element - Wikipedia

    en.wikipedia.org/wiki/Classical_element

    These came from Indian Vastu shastra philosophy and Buddhist beliefs; in addition, the classical Chinese elements (五行, wu xing) are also prominent in Japanese culture, especially to the influential Neo-Confucianists during the medieval Edo period. [43] Earth represented rocks and stability. Water represented fluidity and adaptability.

  3. History of the periodic table - Wikipedia

    en.wikipedia.org/wiki/History_of_the_periodic_table

    This is an accepted version of this page This is the latest accepted revision, reviewed on 17 November 2024. Development of the table of chemical elements The American chemist Glenn T. Seaborg —after whom the element seaborgium is named—standing in front of a periodic table, May 19, 1950 Part of a series on the Periodic table Periodic table forms 18-column 32-column Alternative and ...

  4. Discovery of chemical elements - Wikipedia

    en.wikipedia.org/wiki/Discovery_of_chemical_elements

    Originally isolated in 1900 by William Crookes, who nevertheless did not recognize that it was a new element. [167] 72 Hafnium: 1922 D. Coster and G. von Hevesy: 1924 Anton Eduard van Arkel and Jan Hendrik de Boer: Georges Urbain claimed to have found the element in rare-earth residues, while Vladimir Vernadsky independently found it in orthite.

  5. List of chemical element name etymologies - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_element...

    41 of the 118 known elements have names associated with, or specifically named for, places around the world or among astronomical objects. 32 of these have names tied to the places on Earth, and the other nine are named after to Solar System objects: helium for the Sun; tellurium for the Earth; selenium for the Moon; mercury (indirectly), uranium, neptunium and plutonium after their respective ...

  6. List of chemical elements named after places - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_elements...

    32 of these have names tied to the Earth and the other 10 have names connected to bodies in the Solar System. The first tables below list the terrestrial locations (excluding the entire Earth itself, taken as a whole) and the last table lists astronomical objects which the chemical elements are named after. [1]

  7. Naming of chemical elements - Wikipedia

    en.wikipedia.org/wiki/Naming_of_chemical_elements

    Some chemical elements are named after places on the planet earth. Elements which are named after currently existing countries and cities are as: Polonium, named after Poland [15] Francium and gallium, both named after France [16] Nihonium, named after Japan; Germanium was named for Germany [17]

  8. Nucleosynthesis - Wikipedia

    en.wikipedia.org/wiki/Nucleosynthesis

    Iron group elements originate mostly from the nuclear-statistical equilibrium process in thermonuclear supernova explosions. Elements beyond iron are made in high-mass stars with slow neutron capture , and by rapid neutron capture in the r-process, with origins being debated among rare supernova variants and compact-star collisions. Note that ...

  9. History of chemistry - Wikipedia

    en.wikipedia.org/wiki/History_of_chemistry

    He rejected the classical four elements of earth, fire, air, and water, ... The rays, she theorized, came from the element's atomic structure.