valencies

См. также в других словарях:

• Valencies — 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

• 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