main valency
1valency electrons — or valence electrons plural noun Those of the outermost shell of the atom, largely responsible for its chemical and physical properties • • • Main Entry: ↑valency …
2химический элемент группы IV — — [http://www.eionet.europa.eu/gemet/alphabetic?langcode=en] EN element of group IV Group IV consists of two subgroups: group IVb, main group, and group IVa. Group IVa consists of titanium, zirconium, and hafnium which are generally… …
3valence electrons — valency electrons or valence electrons plural noun Those of the outermost shell of the atom, largely responsible for its chemical and physical properties • • • Main Entry: ↑valency …
4Verb — This article is about the part of speech. For the physical activity program, see VERB (program). For English usage of verbs, see English verbs. Verbs redirects here. For the Christian gospel rapper, see Verbs (rapper). Examples I washed the car… …
5Pipil grammar — This article provides a grammar sketch of the Nawat or Pipil language, an endangered language spoken by the Pipils of western El Salvador, belonging to the Nahua group within the Uto Aztecan language family. There also exists a brief typological… …
6Gramática pipil — Saltar a navegación, búsqueda Con Gramática pipil se refiere al conjunto de reglas y princios que regulan el uso del idioma pipil. Este artículo muestra un esquema gramatical del idioma náhuat o pipil, una lengua perteneciente a la familia… …
7Periodic table — This article is about the periodic table of the elements . For other uses, see The Periodic Table. The periodic table of the chemical elements (also known as the periodic table or periodic table of the elements) is a tabular display of the 118… …
8Miskito grammar — This article provides a grammar sketch of the Miskito language, the language of the Miskito people of the Atlantic coast of Nicaragua and Honduras, a member of the Misumalpan language family. There also exists a brief typological overview of the… …
9Valence (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… …
10Chemical bond — A chemical bond is an attraction between atoms that allows the formation of chemical substances that contain two or more atoms. The bond is caused by the electromagnetic force attraction between opposite charges, either between electrons and… …
