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Potassium is a chemical element; it has symbol K (from Neo-Latin kalium) and atomic number 19. It is a silvery white metal that is soft enough to easily cut with a knife. [9] Potassium metal reacts rapidly with atmospheric oxygen to form flaky white potassium peroxide in only seconds of exposure.
Mineral symbols (text abbreviations) are used to abbreviate mineral groups, subgroups, and species, just as lettered symbols are used for the chemical elements. The first set of commonly used mineral symbols was published in 1983 and covered the common rock-forming minerals using 192 two- or three-lettered symbols. [ 1 ]
Element symbols for chemical elements, also known as atomic symbols, ... Potassium: 19: Current symbol is K. The symbol Po is now used for polonium. [nb 1] Pp:
Typographical symbols and punctuation marks are marks and symbols used in typography with a variety of purposes such as to help with legibility and accessibility, or to identify special cases. This list gives those most commonly encountered with Latin script. For a far more comprehensive list of symbols and signs, see List of Unicode characters.
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).
Potassium chloride (KCl, or potassium salt) is a metal halide salt composed of potassium and chlorine. It is odorless and has a white or colorless vitreous crystal appearance. The solid dissolves readily in water, and its solutions have a salt-like taste. Potassium chloride can be obtained from ancient dried lake deposits. [7]
K is the unit symbol for the kelvin, used to measure thermodynamic temperature (the degree sign is not used with this symbol). K is the chemical symbol for element potassium (from its Latin name kalium). Triangle K. In chess notation, the letter K represents the King (WK for White King, BK for Black King).
From the English "potash": pot-ash (potassium compound prepared from an alkali extracted in a pot from the ash of burnt wood or tree leaves). Potash is a calque of Dutch potaschen, which means "pot ashes". [19] · Symbol K is for the Latin name kalium, from Arabic القلي (al qalīy), which means "calcined ashes". Calcium (Ca) 20 χάλιξ ...