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Journal of Chemical Education | 61 |
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Guides - Classroom - Teacher | 61 |
Guides - Non-Classroom | 61 |
Journal Articles | 61 |
Reports - Descriptive | 5 |
Book/Product Reviews | 2 |
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Practitioners | 60 |
Teachers | 59 |
Researchers | 9 |
Administrators | 1 |
Students | 1 |
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Peer reviewed
Williams, Kathryn R.; King, Roy W. – Journal of Chemical Education, 1990
Examined are some of the types of two-dimensional spectra. Their application to nuclear magnetic resonance for the elucidation of molecular structure is discussed. Included are J spectroscopy, H-H correlation spectroscopy, heteronuclear correlation spectroscopy, carbon-carbon correlation, nuclear Overhauser effect correlation, experimental…
Descriptors: Atomic Structure, Chemical Analysis, Chemistry, College Science
Peer reviewed
MacDonald, J. J. – Journal of Chemical Education, 1990
Suggestions for the use of two different conventions in difference and rate terms in thermodynamics are made. It is shown how this approach lends itself to an accurate and concise discussion of function changes for a chemical reaction. (CW)
Descriptors: Chemical Analysis, Chemical Equilibrium, Chemical Reactions, Chemistry
Peer reviewed
Campbell, Mark L.; Waite, Boyd A. – Journal of Chemical Education, 1990
Provided is a rebuttal to an argument concerning the use of Ka values for water and the hydronium ion. The derivation of new values as a result of the treatment of the water as the solvent and using a Raoult's Law standard state is discussed. (CW)
Descriptors: Acids, Chemical Analysis, Chemical Equilibrium, Chemical Reactions
Peer reviewed
Mealli, Carlo; Proserpio, Davide M. – Journal of Chemical Education, 1990
A collection of Molecular Orbital (MO) programs that have been integrated into routines and programs to illustrate MO theory are presented. Included are discussions of Computer Aided Composition of Atomic Orbitals (CACAO) and Walsh diagrams. (CW)
Descriptors: Chemical Analysis, Chemistry, College Science, Computer Assisted Instruction
Peer reviewed
Birss, Viola I.; Truax, D. Rodney – Journal of Chemical Education, 1990
An approach which may be useful for teaching electrochemistry in freshman college chemistry courses is presented. Discussed are the potential problems with teaching this subject and solutions provided by this approach. (CW)
Descriptors: Chemical Equilibrium, Chemical Reactions, Chemistry, College Freshmen
Peer reviewed
Baer, Carl D. – Journal of Chemical Education, 1990
Presented is an experiment which demonstrates principles of experimental design, solubility, and crystal growth and structure. Materials, procedures and results are discussed. Suggestions for adapting this activity to the high school laboratory are provided. (CW)
Descriptors: Chemical Reactions, Chemistry, College Science, Higher Education
Peer reviewed
Durham, Bill – Journal of Chemical Education, 1990
Described are some commonly encountered chemistry experiments that have been modified for computerized data acquisition. Included are exercises in radioactivity, titration, calorimetry, kinetics, and electrochemistry. Software considerations and laboratory procedures are discussed. (CW)
Descriptors: Chemistry, College Science, Computer Interfaces, Computer Uses in Education
Peer reviewed
Fortman, John J.; Battino, Rubin – Journal of Chemical Education, 1990
Described are demonstrations provided for secondary school students designed to illustrate the fun and wonder of chemistry and learning by experimentation. A list of the contents for the videotapes and suggestions for discussions using the videotapes are provided. (CW)
Descriptors: Audiovisual Aids, Chemical Reactions, Chemistry, Demonstrations (Educational)
Peer reviewed
Gilbert, George L., Ed. – Journal of Chemical Education, 1990
Presented are two demonstrations; "Heat of Solution and Colligative Properties: An Illustration of Enthalpy and Entropy," and "A Vapor Pressure Demonstration." Included are lists of materials and experimental procedures. Apparatus needed are illustrated. (CW)
Descriptors: Chemistry, College Science, Demonstrations (Educational), Higher Education
Peer reviewed
Ma, Yinfa; Yeung, Edward S. – Journal of Chemical Education, 1990
Described is a simple and interesting chromatography experiment using three different fluorescence detection principles for the determination of caffeine, saccharin and sodium benzoate in beverages. Experimental procedures and an analysis and discussion of the results are included. (CW)
Descriptors: Chemical Analysis, Chemical Reactions, Chemistry, Chromatography
Peer reviewed
Brown, Trevor M.; And Others – Journal of Chemical Education, 1990
Described is an experiment which may be carried out quickly using tungsten-filament irradiation. Materials, experimental procedures, and results are discussed. Procedures for filtration on silica gel are appended. (CW)
Descriptors: Chemical Reactions, Chemistry, College Science, Higher Education
Peer reviewed
Mabbott, Gary A. – Journal of Chemical Education, 1990
Experiments designed to help undergraduate students gain experience operating instruments and interpreting gas chromatography and mass spectrometry data are presented. Experimental reagents, procedures, analysis, and probable results are discussed. (CW)
Descriptors: Biochemistry, Chemical Analysis, Chemical Reactions, College Science
Peer reviewed
Ewing, Galen W. – Journal of Chemical Education, 1990
Safety issues specifically related to the analytical laboratory are discussed including hazardous reagents, transferring samples, cleaning apparatus, eye protection, and equipment damage. Special attention is given to techniques which not only endanger the technician but also endanger expensive equipment. (CW)
Descriptors: Accident Prevention, Chemical Analysis, Chemistry, College Science
Peer reviewed
Vella, Alfred J. – Journal of Chemical Education, 1990
This paper suggests a nontraditional pedagogic approach to the subject of redox reactions and electrode potentials suitable for freshman chemistry. Presented is a method for the representation of galvanic cells without the introduction of the symbology and notation of conventional cell diagrams. (CW)
Descriptors: Chemical Equilibrium, Chemical Reactions, Chemistry, College Freshmen
Peer reviewed
Davis, Alan; Speer, Henry L. – Journal of Chemical Education, 1990
Presented is the course outline and proposed science content for this course. The structure, sessions, and evaluation of the course are discussed. (CW)
Descriptors: Chemistry, College Science, Course Content, Course Descriptions