Chemijos terminų aiškinamasis žodynas – 2-asis patais. ir papild. leid. – Vilnius: Mokslo ir enciklopedijų leidybos institutas. Kazys Daukšas, Jurgis Barkauskas, Vitas Daukšas. 2003.
Substituent — For other meanings see substitution. In organic chemistry and biochemistry, a substituent is an atom or group of atoms substituted in place of a hydrogen atom on the parent chain of a hydrocarbon. The terms substituent, side chain, group, branch … Wikipedia
Oxocarbenium — The general structure of an oxocarbenium ion An oxacarbenium ion is a canonical form of a carbocation, real or hypothetical, which places a formal positive charge on an oxygen atom.[1] They are common transition states for the hydrolysis of… … Wikipedia
Peptide bond — A peptide bond is a chemical bond formed between two molecules when the carboxyl group of one molecule reacts with the amino group of the other molecule, thereby releasing a molecule of water (H2O). This is a dehydration synthesis reaction(also… … Wikipedia
Orbital hybridisation — Four sp3 orbitals. Three sp2 orbitals. In … Wikipedia
Cyanocarbon — Cyanocarbons are a chemical compounds that contain several cyanide groups. Such substances generally are classified as organic compounds, since they are formally derived from hydrocarbons by replacing one or more hydrogen atoms with a cyanide.… … Wikipedia
elektriškai neigiamas pakaitas — statusas T sritis chemija apibrėžtis Pakaitas, kurio elektrinis neigiamumas didesnis negu vandenilio. atitikmenys: angl. electronegative substituent rus. электроотрицательный заместитель … Chemijos terminų aiškinamasis žodynas
электроотрицательный заместитель — elektriškai neigiamas pakaitas statusas T sritis chemija apibrėžtis Pakaitas, kurio elektrinis neigiamumas didesnis negu vandenilio. atitikmenys: angl. electronegative substituent rus. электроотрицательный заместитель … Chemijos terminų aiškinamasis žodynas
hydrocarbon — hydrocarbonaceous, adj. /huy dreuh kahr beuhn, huy dreuh kahr /, n. any of a class of compounds containing only hydrogen and carbon, as an alkane, methane, CH4, an alkene, ethylene, C2H4, an alkyne, acetylene, C2H2, or an aromatic compound,… … Universalium
Apicophilicity — is the phenomenon in which electronegative substituents of trigonal bipyramidal pentacoordinate compounds prefer to occupy apical positions (Lap).The term apicophilicity was first proposed by Earl L. Muetterties in 1963 for the structural… … 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
