chemical symbol

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• Chemical symbol — A chemical symbol is a 1 or 2 letter internationally agreed code for a chemical element, usually derived from the name of the element, often in Latin. Only the first letter is capitalised. For example, He is the symbol for helium (English name,… …   Wikipedia

• chemical symbol — cheminis simbolis statusas T sritis chemija apibrėžtis Cheminio elemento sutartinis ženklas. atitikmenys: angl. chemical symbol rus. химический символ …   Chemijos terminų aiškinamasis žodynas

• chemical symbol — Notation of one or two letters derived from the scientific names of the chemical elements (e.g., S for sulfur, Cl for chlorine, Zn for zinc). Some hark back to Latin names: Au (aurum) for gold, Pb (plumbum) for lead. Others are named for people… …   Universalium

• Chemical element — The periodic table of the chemical elements A chemical element is a pure chemical substance consisting of one type of atom distinguished by its atomic number, which is the number of protons in its nucleus.[1] Familiar examples of …   Wikipedia

• chemical compound — Introduction  any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element).       All the matter in the universe is composed of the atoms of more than 100 different chemical elements …   Universalium

• Chemical equation — A chemical equation is the symbolic representation of a chemical reaction where the reactant entities are given on the left hand side and the product entities on the right hand side.[1] The coefficients next to the symbols and formulae of… …   Wikipedia

• Chemical formula — Al2(SO4)3 Example of a chemical formula, aluminium sulfate A chemical formula or molecular formula is a way of expressing information about the atoms that constitute a particular chemical compound. The chemical formula identifies each constituent …   Wikipedia

• chemical bonding — ▪ chemistry Introduction       any of the interactions that account for the association of atoms into molecules, ions, crystals, and other stable species that make up the familiar substances of the everyday world. When atoms approach one another …   Universalium

• symbol — /sim beuhl/, n., v., symboled, symboling or (esp. Brit.) symbolled, symbolling. n. 1. something used for or regarded as representing something else; a material object representing something, often something immaterial; emblem, token, or sign. 2.… …   Universalium

• symbol — noun 1 image/object/event that is a sign of sth ADJECTIVE ▪ dramatic, important, perfect, potent, powerful, ultimate ▪ The Berlin wall was the ultimate symbol of the Cold War. ▪ …   Collocations dictionary

• symbol — sym|bol W3 [ˈsımbəl] n [Date: 1400 1500; : Latin; Origin: symbolum, from Greek symbolon proof of who someone is, checked by comparing its other half , from symballein to throw together, compare , from syn ( SYN ) + ballein to throw ] 1.) a… …   Dictionary of contemporary English