La Enseñanza y el aprendizaje de la terminología química: magnitudes y símbolos Authors Aureli Caamaño Ros Glinda Irazoque Palazuelos Abstract This article considers the difficulties in the use of the chemical terminology: some words are used in general language and in scientific language, the use of language as a way of labelling, polysemic words, synonimous words, the historical evolution of the meaning of some words, the different meaning of a word across the scholar curriculum and the prevalence of some words although its misleading meaning. After that, the article presents the most important IUPAC recommendations about the nomenclature of the physic-chemistry magnitudes and their units, showing the didactic importance of taking them into account. Downloads Text complet (Català) Published 2009-09-07 Issue No. 3 (2009) Section Llenguatge i terminologia License The intellectual property of articles belongs to the respective authors.On submitting articles for publication to the journal Educació Química, authors accept the following terms:Authors assign to Societat Catalana de Química (a subsidiary of Institut d’Estudis Catalans) the rights of reproduction, communication to the public and distribution of the articles submitted for publication to Educació Química.Authors answer to Societat Catalana de Química for the authorship and originality of submitted articles.Authors are responsible for obtaining permission for the reproduction of all graphic material included in articles.Societat Catalana de Química declines all liability for the possible infringement of intellectual property rights by authors.The contents published in the journal, unless otherwise stated in the text or in the graphic material, are subject to a Creative Commons Attribution-NonCommercial-NoDerivs (by-nc-nd) 3.0 Spain licence, the complete text of which may be found at https://creativecommons.org/licenses/by-nc-nd/3.0/es/deed.en. Consequently, the general public is authorised to reproduce, distribute and communicate the work, provided that its authorship and the body publishing it are acknowledged, and that no commercial use and no derivative works are made of it.Educació Química is not responsible for the ideas and opinions expressed by the authors of the published articles.