Addresses the issue of whether traditional high school chemistry is needed for all students as preparation for the study of college level chemistry. Recommends an approach which stresses applications and societal issues for high school students. (ML)

Describes efforts in devising a method for determining sulfate quickly and accurately from rainwater samples. Explains the design and operation of the apparatus and identifies the solutions for the testing. (ML)

Describes the potential health hazards of using thioacetamide in introductory courses where students are involved in qualitative inorganic analysis. Describes the chemical as possessing carcinogenic, hepatotoxic, and mutagenic properties. Cautions that thioacetamide has caused various biochemical changes in the liver, and recommends limited uses…

Contains two articles relating to chemistry examination questions. One provides examples of how to sequence multiple choice questions so that partial credit may be given for some responses. The second includes a question and solution dealing with stereoisomerism as a result of free radical chlorination of a nonstereoisometic substance. (TW)

This report is the Chemical and Engineering News' annual compilation of data on research and development. Sections include overview, federal government, industrial, and university data. Tables and graphs are used to present most of the information. (YP)

Reports two methods for interesting children in chemistry. Describes a method for producing large soap bubbles and films for study. Examines the use of simple stories to explain common chemical concepts with example given. Lists titles of available stories. (ML)

Presents the organization of a one-semester graduate course in structural chemistry including lectures and problems. Discusses the coverage of diffraction from real crystals and structure determination. Summarizes experiments on real crystals conducted by students in the X-ray laboratory. (CW)

Describes a strategy for using computer technology to save time when checking the data and calculations of students. Provides information regarding software and hardware used. (YP)

Explored the relationships between gender and achievement as measured by the Secondary School Certificate Examination in Kuwait. Found that girls attained significantly superior results compared with boys in all science subjects and lower results in mathematics. Also reports comparisons of urban-rural and Kuwaiti-non-Kuwaiti students. (Author/CW)

Enumerates variables involved in the safe operation of a fume hood. Describes a test to measure hood performance. Discusses variables which effect hood performance. Lists design changes sometimes necessary to provide more space and encourage good practices. Concludes with a summary of good hood practices. (CW)

Describes a simple high-performance liquid chromatography experiment for undergraduate biochemistry laboratories. The experiment illustrates the separation of polypeptides by a step gradient elution using a single pump instrument with no gradient attachments. Discusses instrumentation, analysis, a sample preparation, and results. (CW)

Describes an experiment in which students are given a naturally occurring oligosaccharide as an unknown and are asked to determine both its monosaccharide composition and its structure. Discusses methods and experimental techniques including thin layer chromatography and the use of enzymes. (CW)

Discusses ways that chemists have traditionally used models to represent chemical structures. Suggests new ways to construct three-dimensional models of receptor sites using thermoplastics or heavy aluminum foil. Provides sketches and photographs of several models. Points out the advantages of using such models over traditional two-dimensional…

Discusses the need for student research-type chemistry projects based upon "unknown" metal complexes. Describes an experiment involving the product from the reaction between cobalt(II) chloride, ethane-1,2-diamine (en) and concentrated hydrochloric acid. Outlines the preparation of the cobalt complex, along with procedure, results and…

Discusses the need for compliance with state and federal regulations regarding the handling of hazardous wastes in college chemistry laboratories. Addresses: (1) waste determination; (2) facility requirements; (3) use of the manifest, vendor, transporter, site selection requirements, and training; (4) contingency planning; and (5) documentation.…