In chemistry a symbolic expression of the constitution of a molecule. A rule prescribing ingredients and proportions for the preparation of a compound. So the empirical formula is defined as the simplest ratio of whole numbers of elements that make up a compound and this type of formula is.
Chemical formula synonyms chemical formula pronunciation chemical formula translation English dictionary definition of chemical formula.
It consists of the symbols of its component elements each denoting one atom with subscripted numbers denoting the number of atoms present. In chemistry we verify facts by performing experiments. A chemical formula for a compound existing as discrete molecules that gives the total number of atoms of each element in a molecule the molecular formula for water is H 2 O see structural formula compare empirical formula. Learn more about surfactants in this article.