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Stull, Andrew T.; Gainer, Morgan; Padalkar, Shamin; Hegarty, Mary – Journal of Chemical Education, 2016
Mastering the many different diagrammatic representations of molecules used in organic chemistry is challenging for students. This article summarizes recent research showing that manipulating 3-D molecular models can facilitate the understanding and use of these representations. Results indicate that students are more successful in translating…
Descriptors: Organic Chemistry, Molecular Structure, Models, Visual Aids
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de la Vega-Herna´ndez, Karen; Antuch, Manuel – Journal of Chemical Education, 2015
A vectorial representation of the full sequence of events occurring during the 2D-NMR heteronuclear single-quantum correlation (HSQC) experiment is presented. The proposed vectorial representation conveys an understanding of the magnetization evolution during the HSQC pulse sequence for those who have little or no quantum mechanical background.…
Descriptors: Correlation, Quantum Mechanics, Science Experiments, Magnets
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Johnstone, A. H. – Journal of Chemical Education, 1997
Suggests that the development of good chemistry teaching and the pursuit of research have essentially the same structure. Similarities include the need for a clear focus, efficiency in time and effort, and a direction that is more often right than wrong. (DDR)
Descriptors: Artificial Intelligence, Chemistry, Cognitive Psychology, Educational Researchers