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Milicaj, Jozafina; Dodda, Vasudeva R.; Patel, Kaelan R.; Aragon, Ingrid Rodriguez; O'Connell, Timothy; Muthyala, Ramaiah; Taylor, Erika A.; Sham, Yuk Y. – Journal of Chemical Education, 2022
Research has shown that the use of practical examples in undergraduate education promotes the retention of historically underrepresented students in STEM majors and lowers achievement gaps within courses. Since many students of color and women aspire toward careers in healthcare and the pharmaceutical industry, efforts to incorporate medicinal…
Descriptors: College Science, Chemistry, Medicine, Undergraduate Study
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Parkin, Gerard – Journal of Chemical Education, 2019
Many compounds can be represented well in terms of the two-center-two-electron (2c-2e) bond model. However, it is well-known that this approach has limitations; for example, certain compounds require the use of three-center-two-electron (3c-2e) bonds to provide an adequate description of the bonding. Although a classic example of a compound that…
Descriptors: Inorganic Chemistry, Molecular Structure, Molecular Biology, Identification
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Curnow, Owen J. – Journal of Chemical Education, 2021
A simple method to determine Lewis electron dot structures and formal charges without a need to sum all of the valence electrons, reorganize electron pairs, draw and pair up individual electrons, or remember a formal charge formula is described. The formal charge is determined by the group number (number of valence electrons) and the number of…
Descriptors: Visual Aids, Methods, Chemistry, Science Instruction
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Ma, Xiaoyu; Swedlund, Peter J. – Journal of Chemical Education, 2021
An experiment was developed for a first year food chemistry laboratory course that demonstrates the influence of several aspects of polysacharide structure on the rate of amylase catalyzed hydrolysis. The experiment would be particularly well-suited to a first year chemistry course that was targeted at nonchemistry majors, such as health related…
Descriptors: Science Instruction, College Science, Undergraduate Study, Biochemistry
Das, Arijit – Online Submission, 2017
In this chapter text-based learning approaches have been highlighted by innovative and time economic way to enhance the interest of students who belong to the paranoia zone in Electronic Structure of Atoms and Molecules beneath Inorganic Chemistry of chemical science. In this pedagogical survey, I have tried to hub two (02) time economic…
Descriptors: Science Instruction, Molecular Structure, Inorganic Chemistry, Teaching Methods
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Koretsky, Milo; Montfort, Devlin; Nolen, Susan Bobbitt; Bothwell, Michelle; Davis, Susannah; Sweeney, James – Chemical Engineering Education, 2018
We describe progress on a comprehensive, programmatic change initiative whose goal is to create an inclusive culture that fosters diversity and a shift towards more meaningful, consequential work. While this initiative has several elements that target different aspects of unit practices and culture, we focus here on pedagogical change. Our…
Descriptors: Chemical Engineering, Teaching Methods, Curriculum Development, Academic Achievement
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Bernard, Pawel; Mendez, James D. – Biochemistry and Molecular Biology Education, 2020
Development of three-dimensional (3D) printing technology has started a new chapter for in-classroom modeling of chemical molecules. The technology provides the opportunity to design and produce various types of personalized models. However, using classical 3D printers is time consuming, and it is hard to involve students in the modeling process…
Descriptors: Computer Peripherals, Printing, Freehand Drawing, Geometry
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Sedunov, Boris – International Society for Technology, Education, and Science, 2021
Thermodynamics education is not easy both for students and teachers. But the Entropy, Chemical potential, Real gas structure, Fugacity, Molecular interaction, Supercritical phenomena chapters become more comprehensible, if introduced via the pure real gases' cluster physics chapter. A pure gas consists of the only one type of basic particles,…
Descriptors: Physics, Science Instruction, Thermodynamics, Scientific Concepts
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Hofmann, Andreas; Coster, Mark J.; Taylor, Paul – Journal of Chemical Education, 2019
The interactive generation of chemical-structure diagrams is an integral activity in the study of chemistry as well as in professional chemistry environments. For educational purposes in particular, the existence of suitable software tools free of charge is of great importance. Although a number of free chemical-drawing applications are currently…
Descriptors: Science Instruction, Secondary School Science, High Schools, College Science
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Butler, Sean C. – Journal of Chemical Education, 2021
Interconverting different molecular representations can be problematic for many organic chemistry students. This is certainly the case when converting Fischer projections into bond-line structures. When performing the conversion from a Fischer projection into an all-staggered bond-line structure, students are sometimes taught to draw the fully…
Descriptors: Organic Chemistry, Molecular Structure, Scientific Concepts, Mnemonics
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Marcos, Carlos F.; Neo, Ana G.; Díaz, Jesús; Martínez-Caballero, Sonia – Journal of Chemical Education, 2020
Radical chemistry is an essential part of the organic chemistry curriculum. Free radical halogenation experiments provide an excellent opportunity to introduce important topics related to the outcome and mechanism of organic reactions. In this communication, a green photochemically activated benzylic bromination of p-toluic acid is described. In…
Descriptors: Science Instruction, Organic Chemistry, Scientific Concepts, Light
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Dong, Li-Kun; Li, Zi-Hao; Zhang, Shu-Yu – Journal of Chemical Education, 2021
Student-centered teaching has become increasingly common in higher education as researchers have demonstrated its efficacy in recent decades. Herein, we hope to establish an efficient problem-based learning (PBL) method, which can help upper-division students learn organic chemistry content by combining teaching materials, experimental literature,…
Descriptors: Student Centered Learning, Science Instruction, College Science, Problem Based Learning
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Cooper, Melanie M.; Klymkowsky, Michael W. – CBE - Life Sciences Education, 2013
Helping students understand "chemical energy" is notoriously difficult. Many hold inconsistent ideas about what energy is, how and why it changes during the course of a chemical reaction, and how these changes are related to bond energies and reaction dynamics. There are (at least) three major sources for this problem: 1) the way biologists talk…
Descriptors: Chemistry, Energy, Scientific Concepts, STEM Education
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Cullipher, Steven; Sevian, Hannah – Journal of Chemical Education, 2015
Students often face difficulties when presented with chemical structures and asked to relate them to properties of those substances. Learning to relate structures to properties, both in predicting properties based on chemical structures and interpreting properties to infer structure, is pivotal in students' education in chemistry. This troublesome…
Descriptors: Science Instruction, Undergraduate Study, College Science, Chemistry
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Huggins, Michael T.; Kesharwani, Tanay; Buttrick, Jonathan; Nicholson, Christopher – Journal of Chemical Education, 2020
Nuclear magnetic resonance (NMR) spectroscopy has become a cornerstone tool for studying a variety of molecular features in advanced chemistry laboratories. In this experiment, students prepare a pyrrole-[beta]-amide via a one-pot, three-step synthesis and use NMR spectroscopy to confirm its molecular structure. In addition, variable temperature…
Descriptors: Spectroscopy, Science Experiments, College Science, Undergraduate Study
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