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Download full textKaronen, Maarit; Murtonen, Mari; Södervik, Ilona; Manninen, Marianna; Salomäki, Mikko – Education Sciences, 2021
Understanding chemical models can be challenging for many university students studying chemistry. This study analysed students' understanding of molecular structures using the Lewis structure as a model, and examined what hinders their understanding. We conducted pre- and post-tests to analyse students' conceptions and changes in them. The…
Descriptors: Heuristics, Problem Solving, Molecular Structure, College Students
