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Spring, R. J. – Education in Chemistry, 1975
Discusses the work of Lecoq de Boisbaudran, who established the identity of gallium in 1875 by applying his knowledge of spectroscopy to the elucidation of atomic weights and atomic properties. (MLH)
Descriptors: Atomic Structure, Atomic Theory, Biographies, Chemistry
Peer reviewed Peer reviewed
George, W. O.; Vincent, A. – Education in Chemistry, 1975
Emphasizes the simplicity and elegance of early discoveries related to the hydrogen spectrum and provides an elementary experimental basis of quantum theory based on a "numbers game" which can be played by students. (Author/GS)
Descriptors: Atomic Structure, Chemistry, College Science, Higher Education