The purpose of this written work is to present the results of the research that looks to find the relation between the argumentation and the building of critical thinking at the specific domain of the chemistry, and the relevance of several educational interventions based on a structure of science, technology and society (CTS) and that help as a complement in the teaching of the topics of ideal gases and state equation of the ideal gases, at the eleventh grade of the public institution Jose Antonio Galan in the city of Pereira. Qualitative design was chosen; to be applied in a group conformed by 33 students. In this group a PENCRISAL test was applied, to know their critical thinking level and an analysis of the academic behavior in order to classify them in three groups according to their academic level (High, medium and low). Then all the educational interventions were implemented, taking into account for their construction the proposed structure by Arduriz Bravo (2005) and the topics were developed under the perspective of science, technology and society.