摘要：This article presents an approximation study to the intellectual progress,ocurred between the years 1790 to 1920, of the periodic system of thechemical elements. It has been inspired by the Imre Lakatos’ epistemologicalperspective. It analyse the roll of this study for the scholar formation onteachers and also in the planification of didactic activities oriented to promovea significative understandig of it system.
关键词：sistema periódico de los elementos químicos;epistemología de Imre Lakatos;didáctica.
