• This articles gives the crystalline structures of the elements of the periodic table which have been produced in bulk at STP and at their melting point...
    61 KB (1,230 words) - 15:00, 19 March 2025
  • Periodic Table (short story collection), by Primo Levi, 1975 The Periodic Table (Basher book), a 2007 children's science book Periodic table (crystal...
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  • Thumbnail for Periodic table
    The periodic table, also known as the periodic table of the elements, is an ordered arrangement of the chemical elements into rows ("periods") and columns...
    251 KB (27,136 words) - 15:11, 8 May 2025
  • Thumbnail for Crystal
    have no periodic structure whatsoever. Examples of amorphous solids include glass, wax, and many plastics. Despite the name, lead crystal, crystal glass...
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  • Thumbnail for Types of periodic tables
    the periodic law in 1871, and published an associated periodic table of chemical elements, authors have experimented with varying types of periodic tables...
    66 KB (6,361 words) - 15:43, 22 April 2025
  • A block of the periodic table is a set of elements unified by the atomic orbitals their valence electrons or vacancies lie in. The term seems to have been...
    19 KB (2,487 words) - 17:39, 21 April 2025
  • Thumbnail for History of the periodic table
    The periodic table is an arrangement of the chemical elements, structured by their atomic number, electron configuration and recurring chemical properties...
    92 KB (11,129 words) - 11:54, 6 May 2025
  • Thumbnail for Crystal structure
    crystallography Periodic table (crystal structure) – (for elements that are solid at standard temperature and pressure) gives the crystalline structure of the...
    46 KB (5,178 words) - 06:03, 12 May 2025
  • The periodic table of topological insulators and topological superconductors, also called tenfold classification of topological insulators and superconductors...
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  • Thumbnail for Supercell (crystal)
    used in computational models of crystal defects to allow the use of periodic boundary conditions. Crystal structure Bravais lattice Primitive cell Space...
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  • Transition metal (category Periodic table)
    metals in the periodic table In chemistry, a transition metal (or transition element) is a chemical element in the d-block of the periodic table (groups 3...
    40 KB (4,500 words) - 18:36, 26 February 2025
  • Extended periodic table Element 119 (Uue, marked here) in period 8 (row 8) marks the start of theorisations. An extended periodic table theorizes about...
    150 KB (15,259 words) - 13:54, 10 May 2025
  • Thumbnail for Alkali metal
    hydrogen they constitute group 1, which lies in the s-block of the periodic table. All alkali metals have their outermost electron in an s-orbital: this...
    225 KB (24,165 words) - 17:24, 9 May 2025
  • Interactive table in Vietnamese English-Chinese periodic table of elements The Chinese Periodic Table: A Rosetta Stone for Understanding the Language...
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  • Thumbnail for Electron configuration
    configuration of different atoms is useful in understanding the structure of the periodic table of elements, for describing the chemical bonds that hold atoms...
    60 KB (6,206 words) - 11:54, 27 April 2025
  • selection rules are given in the table below. These selection rules can be used for any crystal with the given crystal structure. KCl has a face-centered cubic...
    23 KB (2,670 words) - 21:23, 24 April 2025
  • subdivided into several different categories. From left to right in the periodic table, these categories include the highly reactive alkali metals; the less-reactive...
    67 KB (9,191 words) - 14:16, 21 January 2025
  • are compounds composed of a metal from either group 2 or 12 of the periodic table (the alkaline earth metals and group 12 elements, formerly called groups...
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  • Period 1 element (category Periods (periodic table))
    Period 1 in the periodic table A period 1 element is one of the chemical elements in the first row (or period) of the periodic table of the chemical elements...
    24 KB (2,701 words) - 08:32, 7 March 2024
  • True Tales of Madness, Love, and the History of the World from the Periodic Table of the Elements, is a 2010 book by science reporter Sam Kean. The book...
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  • dilithium crystals were rare and could not be replicated, making the search for them a recurring plot element. According to a periodic table shown during...
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  • A magnetic alloy is a combination of various metals from the periodic table such as ferrite that exhibits magnetic properties such as ferromagnetism. Typically...
    3 KB (355 words) - 04:07, 21 October 2024
  • be found, in varying configurations, on some representations of the periodic table of the elements (see mini-example, right). Elements to the lower left...
    24 KB (1,547 words) - 23:49, 8 March 2025
  • Thumbnail for Henry Moseley
    Henry Moseley (category People involved with the periodic table)
    positive nuclear charges that is equal to its (atomic) number in the periodic table. When World War I broke out in Western Europe, Moseley left his research...
    26 KB (3,074 words) - 10:57, 30 March 2025
  • Thumbnail for Stacking fault
    groups II and VI of the periodic table, crystallize in the fcc zincblende or hcp wurtzite crystal structures. In a semiconductor crystal, the fcc and hcp phases...
    9 KB (1,342 words) - 20:04, 22 March 2024
  • Thumbnail for Chalcogen
    Chalcogen (category Periodic table)
    (/ˈkælkədʒənz/ KAL-kə-jənz) are the chemical elements in group 16 of the periodic table. This group is also known as the oxygen family. Group 16 consists of...
    75 KB (8,309 words) - 14:58, 5 April 2025
  • Period 2 element (category Periods (periodic table))
    Period 2 in the periodic table A period 2 element is one of the chemical elements in the second row (or period) of the periodic table of the chemical...
    35 KB (3,902 words) - 16:49, 27 March 2025
  • Metalloid (category Periodic table)
    classified: carbon, aluminium, selenium, polonium and astatine. On a standard periodic table, all eleven elements are in a diagonal region of the p-block extending...
    247 KB (27,863 words) - 11:38, 17 May 2025
  • Thumbnail for Nonmetal
    Nonmetal (category Periodic table)
    In the context of the periodic table, a nonmetal is a chemical element that mostly lacks distinctive metallic properties. They range from colorless gases...
    175 KB (16,803 words) - 10:54, 16 May 2025
  • Thumbnail for Crystallography
    ranges from the fundamentals of crystal structure to the mathematics of crystal geometry, including those that are not periodic or quasicrystals. At the atomic...
    21 KB (2,205 words) - 13:18, 29 April 2025