empirical formula
noun Date: 1878 a chemical formula showing the simplest ratio of elements in a compound rather than the total number of atoms in the molecule <
CH2O is the empirical formula for glucose
>

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • empirical formula — n a chemical formula showing the simplest ratio of elements in a compound rather than the total number of atoms in the molecule <CH2O is the empirical formula for glucose> compare MOLECULAR FORMULA * * * a chemical formula that expresses… …   Medical dictionary

  • Empirical formula — Formula For mu*la, n.; pl. E. {Formulas}, L. {Formul[ae]}. [L., dim. of forma form, model. See{Form}, n.] 1. A prescribed or set form; an established rule; a fixed or conventional method in which anything is to be done, arranged, or said. [1913… …   The Collaborative International Dictionary of English

  • empirical formula — n. a chemical formula which gives the composition of elements in a molecule in their lowest relative proportions but does not specify the structural arrangement or true molecular weight (Ex.: CH for benzene or acetylene) …   English World dictionary

  • Empirical formula — This article is about analytical chemistry. For observation rather than theory, see Empirical relationship. In chemistry, the empirical formula of a chemical compound is the simplest whole number ratio of atoms of each element present in a… …   Wikipedia

  • Empirical formula — Empiric Em*pir ic, Empirical Em*pir ic*al, a. 1. Pertaining to, or founded upon, experiment or experience; depending upon the observation of phenomena; versed in experiments. [1913 Webster] In philosophical language, the term empirical means… …   The Collaborative International Dictionary of English

  • empirical formula — noun A notation indicating the ratios of the various elements present in a compound, without regard to the actual numbers. The molecular formula for ethane is CH, while the empirical formula is CH …   Wiktionary

  • empirical formula — empirinė formulė statusas T sritis chemija apibrėžtis Formulė, rodanti junginio elementų paprasčiausią kiekybinį santykį. atitikmenys: angl. empirical formula rus. эмпирическая формула …   Chemijos terminų aiškinamasis žodynas

  • empirical formula — empirinė formulė statusas T sritis fizika atitikmenys: angl. empirical formula vok. empirische Formel, f rus. эмпирическая формула, f pranc. formule empirique, f …   Fizikos terminų žodynas

  • empirical formula — Chem. a chemical formula indicating the elements of a compound and their relative proportions, as (CH2O)n. Cf. molecular formula, structural formula. [1820 30] * * * …   Universalium

  • empirical formula — noun a chemical formula showing the ratio of elements in a compound rather than the total number of atoms • Hypernyms: ↑formula, ↑chemical formula …   Useful english dictionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”