Title Work Title No: 15836 Medium: Moving Image Date: 1962 (Release) Original Summary: "Presents experimental evidence of the periodic nature of chemical elements and explains the development of the periodic table. Includes experiments to show the classification of chemicals. Compares the data obtained from the experiments with the periodic table; illustrates the key to discovering chemical families, and explains that atomic numbers are essential in the arrangement of the families on the periodic table." - Summary from Worldcat. Countries of Origin: U.S.A. Genres: Educational | Items x2
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