Early Thoughts About Relationships Between Elements

MENDELEEV S EARLY THOUGHTS ABOUT RELATIONSHIPS BETWEEN ELEMENTS [Pg.450]

FIGURE 268. The title page of young Dmitri Mendeleev s 15-page master s dissertation (from The Roy G. Neville Historical Chemical Library, a collection in the Othmer Library, CHF). [Pg.451]

FIGURE 269. Statement 17 on pages 6 and 7 of Mendeleev s master s dissertation discusses the angles measured in crystals of related substances. The Periodic Law, published by Mendeleev in 1869, would explain the similarities between isomorphic crystals, first noted by Eilhard Mitscherlich some 40 years before Mendeleev s master s dissertation was published. (From The Roy G. Neville Historical Chemical Library, a collection in the Othmer Library, CHE) [Pg.452]

Isomorphoui cry t l of ammonium lulfate and polaauum lulfale (ortborhombicqratem). [Pg.454]

Uncle Tungsten—Memories of a Chemical Boyhood, Alfred A. Knopf, New York, 2001. [Pg.455]

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