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ERIC Number: EJ119914
Record Type: Journal
Publication Date: 1975
Pages: N/A
Abstractor: N/A
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ISBN: N/A
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A New Learning Aid
MacDuffie, D.
Education in Chemistry, 12, 1, 14-15, Jan 75
Describes the use of a set of 38 mm polystyrene spheres on which are marked the symbols for the elements in consecutive pairs to familiarize students with periodic classification and to illustrate relationships between quantum numbers. (GS)
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