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[...]... CHEM] analytical chemistry The science of the characterization and measurement of chemicals; qualitative analysis is concerned with the description of chemical composition in terms of elements, compounds, or structural units, whereas quantitative analysis is concerned with the measurement of amount [CHEM] chemistry The scientific study of the properties, composition, and structure of matter, the changes... physical chemistry The branch of chemistry that deals with the interpretation of chemical phenomena and properties in terms of the underlying physical processes, and with the development of techniques for their investigation [SPECT] spectroscopy—The branch of physics concerned with the production, measurement, and interpretation of electromagnetic spectra arising from either emission or absorption of radiant... composition of matter, and accompanying energy changes [INORG CHEM] inorganic chemistry The branch of chemistry that deals with reactions and properties of all chemical elements and their compounds, excluding hydrocarbons but usually including carbides and other simple carbon compounds (such as CO2, CO, and HCN) [ORG CHEM] organic chemistry The study of the structure, preparation, properties, and reactions of. .. də kadиər } ¯ acid-base pair [CHEM] A concept in the Bronsted theory of acids and bases; the pair ¨ consists of the source of the proton (acid) and the base generated by the transfer of the proton { asиəd bas par } ¯ ¯ acid-base titration [ANALY CHEM] A titration in which an acid of known concentration is added to a solution of base of unknown concentration, or the converse { asи əd bas tı traиshən }... below a mixture of the unknown solution and a formaldehyde solution containing a trace of ferric chloride { akиrez re akиshən } ¯ ¯ acridine [ORG CHEM] (C6H4)2NCH A typical member of a group of organic heterocyclic compounds containing benzene rings fused to the 2,3 and 5,6 positions of pyridine; derivatives include dyes and medicines { akиrə den } ¯ acridine dye [ORG CHEM] Any of a class of basic dyes... properties of both aliphatic and cyclic substances 2 Referring to a class of saturated hydrocarbon compounds whose structures contain one ring Also known as cycloaliphatic; cycloalkane.Any one of the compounds of the alicyclic class Also known as cyclane { ¦alиə¦sıиklik } ¯ aliphatic [ORG CHEM] Of or pertaining to any organic compound of hydrogen and carbon characterized by a straight chain of the carbon... CHEM] A bioassay that uses a set of histidine auxotrophic mutants of Salmonella typhimurium for detecting mutagenic and possibly carcinogenic compounds { amz test } ¯ amicron [PHYS CHEM] A particle having a size of 10Ϫ7 centimeter or less, which is a size in a system of classification of particle sizes in colloid chemistry { a mı kran } ¯ ¯ ¨ amidation [ORG CHEM] The process of forming an amide; for example,... ladиər ¦spekиtrəm } ¨ ¨ ¨ ¯ anhydride [CHEM] A compound formed from an acid by removal of water { an hı drıd } ¯ ¯ anhydrous [CHEM] Being without water, especially water of hydration { an hıиdrəs } ¯ anhydrous alcohol See absolute alcohol { an hıиdrəs alиkə hol } ¯ ˙ anhydrous ammonia [INORG CHEM] Liquid ammonia, a colorless liquid boiling at Ϫ33.3ЊC { an hıиdrəs ə monиyə } ¯ ¯ anhydrous ferric chloride... asиə tat } ¯ acetate dye [CHEM] 1 Any of a group of water-insoluble azo or anthroquinone dyes used for dyeing acetate fibers 2 Any of a group of water-insoluble amino azo dyes that are treated with formaldehyde and bisulfate to make them water-soluble { asи ə tat dı } ¯ ¯ acetate of lime [ORG CHEM] Calcium acetate made from pyroligneous acid and a water suspension of calcium hydroxide { asиə tat əv lım... production of chemical changes in a substance upon which electromagnetic radiation is incident { ¦akиtə nizиəm } actinium [CHEM] A radioactive element, symbol Ac, atomic number 89; its longestlived isotope is 227Ac with a half-life of 21.7 years; the element is trivalent; chief use is, in equilibrium with its decay products, as a source of alpha rays { ak tinиeиəm } ¯ actinochemistry [CHEM] A branch of chemistry