Valencies
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Crystal structure — In mineralogy and crystallography, crystal structure is a unique arrangement of atoms or molecules in a crystalline liquid or solid. A crystal structure is composed of a pattern, a set of atoms arranged in a particular way, and a lattice… … Wikipedia
Valence (chemistry) — For other uses, see Valence (disambiguation). In chemistry, valence, also known as valency or valence number, is a measure of the number of bonds formed by an atom of a given element. Valence can be defined as the number of valence bonds[1] a… … Wikipedia
Atom — • Primarily, the smallest particle of matter which can exist Catholic Encyclopedia. Kevin Knight. 2006. Atom Atom † … Catholic encyclopedia
quadrivalent — /kwɒdrəˈveɪlənt/ (say kwodruh vayluhnt), /kwɒˈdrɪvələnt/ (say kwo drivuhluhnt) adjective Chemistry 1. having a valency of four; tetravalent. 2. Obsolete exercising four different valencies, as antimony with valencies 5, 4, 3, and 3.… …
quinquevalent — /kwɪŋkwəˈveɪlənt/ (say kwingkwuh vayluhnt), /kwɪŋˈkwɛvələnt/ (say kwing kwevuhluhnt) adjective 1. → pentavalent. 2. Obsolete exercising five different valencies, as phosphorus with valencies 5, 4, 3, 1, and 3. –quinquevalence, quinquevalency,… …
tervalent — /tɜˈveɪlənt/ (say ter vayluhnt) adjective 1. → trivalent. 2. possessing three different valencies, as cobalt with valencies 2, 3, and 4. {Latin ter thrice + valent} …
valence — n. pl. valencies [vā′ləns] n. [LL valentia, worth, capacity < L, vigor < valens, prp. of valere, to be strong: see VALUE] Chem. 1. the capacity of an element or radical to combine with another to form molecules, as measured by the number of … English World dictionary
Valency — Val en*cy, n.; pl. {Valencies}. (Chem.) (a) See {Valence}. (b) A unit of combining power; a so called bond of affinity. [1913 Webster] … The Collaborative International Dictionary of English
Dmitri Mendeleev — in 1897 Born 8 February 1834( … Wikipedia
Nuxálk language — Nuxálk Bella Coola Spoken in Canada Region Bella Coola area, Central Coast region, British Columbia Native speakers 20 … Wikipedia
