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1. en.wikipedia.org › wiki › List_of_chemical_elementsList of chemical elements - Wikipedia

   en.wikipedia.org › wiki › List_of_chemical_elements

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   6 days ago · 118 chemical elements have been identified and named officially by IUPAC. A chemical element, often simply called an element, is a type of atom which has a specific number of protons in its atomic nucleus (i.e., a specific atomic number, or Z ). [1]

2. en.wikipedia.org › wiki › TennessineTennessine - Wikipedia

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   5 days ago · talk. edit. | references. Tennessine is a synthetic chemical element; it has symbol Ts and atomic number 117. It has the second-highest atomic number and joint-highest atomic mass of all known elements, and is the penultimate element of the 7th period of the periodic table .

3. en.wikipedia.org › wiki › MolybdenumMolybdenum - Wikipedia

   en.wikipedia.org › wiki › Molybdenum

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   3 days ago · Molybdenum is a chemical element; it has symbol Mo (from Neo-Latin molybdaenum) and atomic number 42. The name derived from Ancient Greek Μόλυβδος molybdos, meaning lead, since its ores were confused with lead ores. [10]

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5. www.britannica.com › science › argon-chemical-elementArgon | Properties, Uses, Atomic Number, & Facts | Britannica

   www.britannica.com › science › argon-chemical-element

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   4 days ago · Argon, chemical element, inert gas of Group 18 (noble gases) of the periodic table, terrestrially the most abundant and industrially the most frequently used of the noble gases. It is used in gas-filled electric light bulbs, radio tubes, and Geiger counters.

   • Author: The Editors of Encyclopaedia Britannica

6. www.britannica.com › science › manganeseManganese | Uses, Facts, & Compounds | Britannica

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   3 days ago · Manganese, chemical element that is a silvery white, hard, brittle metal of Group 7 in the periodic table. It was recognized as an element in 1774 by the Swedish chemist Carl Wilhelm Scheele. Although rarely used in pure form, manganese is essential to steelmaking.

   • Author: The Editors of Encyclopaedia Britannica

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7. www.britannica.com › place › EarthEarth - Core, Mantle, Crust | Britannica

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   2 days ago · More than 90 percent of Earth ’s mass is composed of iron, oxygen, silicon, and magnesium, elements that can form the crystalline minerals known as silicates. Nevertheless, in chemical and mineralogical composition, as in physical properties, Earth is far from homogeneous.

8. www.elementedinburgh.co.uk › menusMenus - Element

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   Jun 26, 2024 · Click below to download and view our latest menus. Please note that seasonal variations may apply. View Food Menu. View Breakfast Menu. View drinks Menu. View children's Menu.