Definition of Empirical formula

1. Noun. A chemical formula showing the ratio of elements in a compound rather than the total number of atoms.

Generic synonyms: Chemical Formula, Formula



Definition of Empirical formula

1. Noun. (chemistry) A notation indicating the ratios of the various elements present in a compound, without regard to the actual numbers. ¹

¹ Source: wiktionary.com

Medical Definition of Empirical formula

1. In chemistry, a formula indicating the kind and number of atoms in the molecules of a substance, or its composition, but not the relation of the atoms to each other or the intimate structure of the molecule. Synonym: molecular formula. (05 Mar 2000)

Lexicographical Neighbors of Empirical Formula

emphyteuticary
empierce
empierced
empierces
empiercing
empight
empire
empirehood
empires
empiric
empiric risk
empiric treatment
empirical
empirical data
empirical ego
empirical formula (current term)
empirical formulae
empirical formulas
empirical research
empirical rule
empirically
empiricism
empiricisms
empiricist
empiricist philosophy
empiricists
empirick
empirics
empiristic
emplace

Literary usage of Empirical formula

Below you will find example usage of this term as found in modern and/or classical literature:

1. Readers' Guide to Periodical Literature by Anna Lorraine Guthrie, Marion A. Knight, H.W. Wilson Company, Estella E. Painter (1920)
"New Statesman 11:188-9 Je S '18 Relation between hirth rate and death rate in a normal population and the rational basis of an empirical formula for the ..."

2. Practical Least Squares by Ora Miner Leland (1921)
"Test of empirical formula. There are two methods of determining how closely the formula corresponds to the observations, namely, by plotting the curve of ..."

3. Elementary Chemistry: Theoretical and Practical by George Fownes, Robert Bridges (1845)
"The empirical formula is at once deduced from the analysis of the substance, ... Further, the rational may either coincide with the empirical formula, ..."

4. Publications of the American Statistical Association by American Statistical Association (1920)
"... POPULATION AND THE RATIONAL BASIS OF AN empirical formula FOR THE MEAN LENGTH OF LIFE GIVEN BY WILLIAM FARR. BY ALFRED J. LOTKA. III. ..."

5. Manual of Chemistry: A Guide to Lectures and Laboratory Work for Beginners by William Simon (1916)
"In the above case, the formula C6I ImO,, would be the empirical formula. ... Hydrogen 7.692 100.000 From this result the empirical formula, CII, ..."

6. A Manual of elementary chemistry by George Fownes (1866)
"Farther, the rational may either coincide with the empirical formula, ... The deduction of an empirical formula from the ultimate analysis is very easy ..."

7. A System of Instruction in Quantitative Chemical Analysis by C. Remigius Fresenius, John Lloyd Bullock (1860)
"If the per-centage composition of a substance is known, a so-called empirical formula may be deduced from this; in other words, the relative proportion of ..."

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