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Bahasa Indonesia; Interlingua; ... 118 chemical elements have been identified and named officially by IUPAC. A chemical element, often simply called an element, ...
These elements originally referred to earth, water, air and fire rather than the chemical elements of modern science. The term 'elements' ( stoicheia ) was first used by Greek philosopher Plato around 360 BCE in his dialogue Timaeus , which includes a discussion of the composition of inorganic and organic bodies and is a speculative treatise on ...
Each chemical element has a unique atomic number (Z— for "Zahl", German for "number") representing the number of protons in its nucleus. [4] Each distinct atomic number therefore corresponds to a class of atom: these classes are called the chemical elements. [5] The chemical elements are what the periodic table classifies and organizes.
Superactinides – Hypothetical series of elements 121 to 157, which includes a predicted "g-block" of the periodic table. Transactinide elements – Elements after the actinides (atomic number greater than 103). Transplutonium elements – Elements with atomic number greater than 94. Transuranium elements – Elements with atomic number ...
Bahasa Indonesia; Македонски ... Pages in category "Lists of chemical elements" The following 12 pages are in this category, out of 12 total.
Bahasa Indonesia; Interlingua; ... A chemical element is a substance that cannot be divided or changed into different substances by ordinary chemical methods.
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 ...
Bahasa Indonesia; Македонски ... Pages in category "Sets of chemical elements" The following 26 pages are in this category, out of 26 total. This list may ...