Presents three brief articles that consider the recovery of silver from film, field trips as a supplement to science major general chemistry laboratory, and the construction of a low-cost colorimeter. (MLH)

Discusses the designs for an inexpensive table for analytical balances, a safety pipet for reagents, and permanent models for determining absolute configurations. (MLH)

Presents short articles on: Le Chatelier's principle, the Lennard-Jones potential, chemical oscillations, solvent extraction efficiency, and nuclear magnetic resolution spectroscopy. (MLH)

Presents short articles on computer-generated exams, paper chromatography of carbohydrates, and the use of innovative teaching methods in non-traditional courses. (MLH)

Students are learning too many facts, and not enough emphasis is being placed on observational skills. An activity is suggested for college students which shows how observations are made and problems formulated from them. (BB)

Tips are presented for chemistry teachers on the use of acid-base half-reactions in review lessons, the use of calculators by chemistry students, significant figures, and the preparation of benzoyl peroxide from acne medicine. (BB)

Presents a convenient notation for powers of ten and logarithms, a demonstration of the nonstoichiometry of nickel oxide, a simplification for obtaining Russell-Saunders term symbols, and a scheme for biochemistry laboratory experiments. (SL)

Presents some ideas and demonstrations in college chemistry. (HM)

Reported here are brief descriptions of a common grading and scaling formula for large multi-section courses, an ion exchange amino acid separation and thin layer chromatography identification experiment, a conservation of energy demonstration, a catalyst for synthesizing esters from fatty aids, and an inexpensive method for preparing platinum…

Presents four simple laboratory procedures for: preparation of organometallic compounds, a realistic qualitative organic analysis project, a computer program to plot potentiometric titration curves, and preparation of stereoscopic transparencies. (SL)

Brief suggestions for laboratory and classroom instruction in various chemistry topics are provided. (CP)

Teaching methodologies in selected chemical education topics are provided. (CPO)

Presents classroom and laboratory teaching and demonstration ideas, including a demonstration of optical rotation, automatic potentiometric titration, preparation of radioactive lead, and an organic lab practical in library resources. (SL)

Presents teaching notes on the topics of powers of ten notations, physical chemistry projects involving natural products, calorimetry, and solar energy, and learning organic chemistry by playing cards. (SL)

Discusses the determination of eutectic composition, the mathematics of chemical equilibrium, the wave functions of one-electron orbitals, and the use of pharmacological agents in introductory chemistry courses. (SL)