| Journal Articles: 27 results |
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A New "Bottom-Up" Framework for Teaching Chemical Bonding Tami Levy Nahum, Rachel Mamlok-Naaman, Avi Hofstein, and Leeor Kronik This article presents a general framework for bonding that can be presented at different levels of sophistication depending on the student's level and needs. The pedagogical strategy for teaching this model is a "bottom-up" one, starting with basic principles and ending with specific properties. Levy Nahum, Tami; Mamlok-Naaman, Rachel; Hofstein, Avi; Kronik, Leeor. J. Chem. Educ. 2008, 85, 1680.
Atomic Properties / Structure |
Covalent Bonding |
Ionic Bonding |
Lewis Structures |
Materials Science |
MO Theory |
Noncovalent Interactions
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Physical Chemistry: Thermodynamics (Horia Metiu) Taylor & Francis, New York, London, 2006. 694 pp. ISBN: 978-0815340911 (paper). $49.95Physical Chemistry: Statistical Mechanics (Horia Metiu) Taylor & Francis, New York, London, 2006. 292 pp. ISBN: 978-0815340850 (paper). $44.95 Physical Chemistry: Kinetics (Horia Metiu) Taylor & Francis, New York, London, 2006. 169 pp. ISBN: 978-0815340898 (paper). $44.95 Physical Chemistry: Quantum Mechanics (Horia Metiu) Taylor & Francis, New York, London, 2006. 481 pp. ISBN: 978-0815340874 (paper). $44.95 John Krenos Metiu has created a significant set of volumes on undergraduate physical chemistry. The integration of Mathematica and Mathcad workbooks into the four texts provides instructors with an attractive new option in teaching. Krenos, John. J. Chem. Educ. 2008, 85, 206.
Quantum Chemistry |
Statistical Mechanics |
Thermodynamics |
Kinetics
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Understanding and Interpreting Molecular Electron Density Distributions C. F. Matta and R. J. Gillespie A simple introduction to the electron densities of molecules and how they can be analyzed to obtain information on bonding and geometry. Matta, C. F.; Gillespie, R. J. J. Chem. Educ. 2002, 79, 1141.
Covalent Bonding |
Molecular Properties / Structure |
Quantum Chemistry |
Theoretical Chemistry |
Atomic Properties / Structure |
Molecular Modeling |
VSEPR Theory
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The Mendeleev-Seaborg Periodic Table: Through Z = 1138 and Beyond Paul J. Karol Extending the periodic table to very large atomic numbers and its implications for the organization of the periodic table, consideration of relativistic effects, and the relative stability of massive and supermassive atomic nuclei. Karol, Paul J. J. Chem. Educ. 2002, 79, 60.
Atomic Properties / Structure |
Nuclear / Radiochemistry |
Periodicity / Periodic Table |
Astrochemistry
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Ionization Energies, Parallel Spins, and the Stability of Half-Filled Shells Peter Cann Three methods for explaining the decrease in first ionization energies between group V and group VI elements are described and commented upon. The quantum mechanical origin of the unhelpful concept of half-shell stability is explained in terms of exchange energy, for which the alternative term parallel spin avoidance factor is suggested. It is recommended that for pre-university students the simplest explanation, in terms of Coulombic repulsion between two electrons occupying the same orbital, is adopted: it involves fewer difficult concepts than the other explanations and its predictions are no less accurate. Cann, Peter. J. Chem. Educ. 2000, 77, 1056.
Atomic Properties / Structure |
Periodicity / Periodic Table |
Quantum Chemistry |
Theoretical Chemistry
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Concept Maps in Chemistry Education Alberto Regis, Pier Giorgio Albertazzi, Ezio Roletto This article presents and illustrates a proposed application of concept maps in chemistry teaching in high schools. Three examples of the use of concept maps in chemistry teaching are reported and discussed with reference to: atomic structure, oxidation-reduction and thermodynamics. Regis, Alberto; Albertazzi, Pier Giorgio; Roletto, Ezio. J. Chem. Educ. 1996, 73, 1084.
Learning Theories |
Atomic Properties / Structure |
Oxidation / Reduction |
Thermodynamics
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Some Analogies for Teaching Atomic Structure at the High School Level Goh, Ngoh Khang; Chia, Lian Sai; Tan, Daniel Analogies for orbitals, Hund's rule, and the four quantum numbers. Goh, Ngoh Khang; Chia, Lian Sai; Tan, Daniel J. Chem. Educ. 1994, 71, 733.
Atomic Properties / Structure |
Quantum Chemistry
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The disco analogy Battino, Rubin A fantastic idea in helping students visualize the quantum mechanical model of the atom. Battino, Rubin J. Chem. Educ. 1991, 68, 285.
Atomic Properties / Structure |
Quantum Chemistry
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The correct interpretation of Hund's rule as applied to "uncoupled states" orbital diagrams Campbell, Mark L. The application of Hund's rule by general chemistry students is appropriate as long as Hund's rule is interpreted correctly. Campbell, Mark L. J. Chem. Educ. 1991, 68, 134.
Atomic Properties / Structure |
Quantum Chemistry
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The nature of the chemical bond--1990: There are no such things as orbitals! Ogilivie, J. F. The author discusses the fundamental principles of quantum mechanics, the laws and theories, and the relationship of quantum-mechanics to atomic and molecular structure, as well as their relevance to chemical education. Ogilivie, J. F. J. Chem. Educ. 1990, 67, 280.
Quantum Chemistry |
Atomic Properties / Structure |
Molecular Properties / Structure
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An entirely fabulous account of the origin of the Pauli exclusion principle Ruekberg, Ben A fictitious story relating Pauli's "discovery" of the exclusion principle Ruekberg, Ben J. Chem. Educ. 1989, 66, 983.
Atomic Properties / Structure
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Hund's Rule-Like Behavior among Humans! Nambi, Parthasarathy On my Metro bus ride to work every day, I have consistently observed Hund's rule-like behavior among humans. Nambi, Parthasarathy J. Chem. Educ. 1989, 66, 359.
Atomic Properties / Structure
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The theoretical emperor is wearing the proper clothing! A detailed defense of teaching quantum chemical ideas in undergraduate chemistry courses Edmiston, Clyde K. The author of this provocative opinion piece defends current standard practice in teaching quantum chemistry. Edmiston, Clyde K. J. Chem. Educ. 1988, 65, 219.
Quantum Chemistry
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Sociology and Pauli's aufbau rules Hill, Scott T. A demonstration to preface the discussion of Pauli's exclusion principle and Hund's rule. Hill, Scott T. J. Chem. Educ. 1987, 64, 27.
Atomic Properties / Structure
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The squeezed-earth problem Rhodes, Gale This take-home-exam question promotes a discussion in class and demonstrates the conceptual difficulties in understanding protons and neutrons. Rhodes, Gale J. Chem. Educ. 1986, 63, 970.
Atomic Properties / Structure |
Solid State Chemistry
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Updating the atomic theory in general chemistry Whitman, Mark Presents a descriptive overview of the recent achievements that have furthered the understanding of atomic structure to provide instructors with the background necessary to enhance their classroom presentations. Whitman, Mark J. Chem. Educ. 1984, 61, 952.
Atomic Properties / Structure
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Should orbitals be x-rated in beginning chemistry courses? Bent, Henry A. Memorizing orbital rules helps students earn credits in science without knowing what science is. Bent, Henry A. J. Chem. Educ. 1984, 61, 421.
Atomic Properties / Structure
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A simple aid for teaching the theory of atomic structure Chiang, Hung-cheh; Tseng, Ching-Hwei A simple game to demonstrate the Pauli exclusion principle, Hund's rule, quantum numbers, electronic energy levels, and electron configurations. Chiang, Hung-cheh; Tseng, Ching-Hwei J. Chem. Educ. 1984, 61, 216.
Atomic Properties / Structure
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Exchange stabilization and the variation of ionization energy in the pn and dn series Blake, Antony B. This article is concerned with two types of ionizations that are of special importance to chemists. The author's main purpose is to clarify current textbook interpretations of the peculiar decrease in ionization energy following completion of a half-filled p or d shell. Blake, Antony B. J. Chem. Educ. 1981, 58, 393.
MO Theory |
Atomic Properties / Structure |
Periodicity / Periodic Table |
Quantum Chemistry
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Using the Aufbau principle Whitmer, John C. This question is written with the belief that general chemistry students should not only attain an understanding of the Aufbau principle enabling them to write down electron configurations, they ought also recognize the correspondence between the quantum numbers and the structures of the periodic table. Whitmer, John C. J. Chem. Educ. 1978, 55, 515.
Quantum Chemistry |
Atomic Properties / Structure |
Periodicity / Periodic Table
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Nuclear concepts as part of the undergraduate chemistry curriculum Caretto, A. A., Jr.; Sugihara, T. T. It is proposed that there are distinct advantages to a freshman curriculum that introduces nuclear concepts simultaneously with the discussion of analogous atomic and molecular concepts. Caretto, A. A., Jr.; Sugihara, T. T. J. Chem. Educ. 1970, 47, 569.
Nuclear / Radiochemistry |
Atomic Properties / Structure
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The periodic systems of D. I. Mendeleev and problems of nuclear chemistry Gol'danskii, V. I.; translated by Avakian, Peter Examines the acquisition and identification of new chemical elements and the structure of the eighth period of the periodic table. Gol'danskii, V. I.; translated by Avakian, Peter J. Chem. Educ. 1970, 47, 406.
Nuclear / Radiochemistry |
Atomic Properties / Structure |
Periodicity / Periodic Table |
Metals
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Tangent-sphere models of molecules. III. Chemical implications of inner-shell electrons Bent, Henry A. While a study of atomic core sizes might seem to hold little promise of offering interesting insights into the main body of chemical theory, it is demonstrated here that from such a study emerges a picture of chemical bonding that encompasses as particular cases covalent, ionic, and metallic bonds. Bent, Henry A. J. Chem. Educ. 1965, 42, 302.
Atomic Properties / Structure |
Molecular Properties / Structure |
Molecular Modeling |
Covalent Bonding |
Ionic Bonding |
Metallic Bonding
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The structure of the nucleus Flowers, B. H. Describes the liquid drop, shell, and optical models of the atomic nucleus. Flowers, B. H. J. Chem. Educ. 1960, 37, 610.
Atomic Properties / Structure
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An aid to teaching electronic configurations of atoms Sanderson, R. T. This simple shelving device uses styrofoam balls to represent electrons and effectively illustrates electron configurations. Sanderson, R. T. J. Chem. Educ. 1960, 37, 262.
Atomic Properties / Structure
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The principle of minimum bending of orbitals Stewart, George H.; Eyring, Henry The authors present a theory of valency that accounts for a variety of organic and inorganic structures in a clear and easily understood manner. Stewart, George H.; Eyring, Henry J. Chem. Educ. 1958, 35, 550.
Atomic Properties / Structure |
Molecular Properties / Structure |
Elimination Reactions
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An introduction to the electron theory of metals Lefever, Robert A. This discussion is intended to provide a general background for the understanding of metal physics as well as a basis for more advanced study. Lefever, Robert A. J. Chem. Educ. 1953, 30, 486.
Metals |
Atomic Properties / Structure
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