File:Mendeleev 1869 prediction of germanium (detail).svg

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Mendeleev 1869 periodic table (detail): prediction of germanium

Summary

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Description
English: Detail of the 1869 periodic table by Mendeleev; before column/row transposition. Germanium is predicted as "?=70" (atomic mass approach).
Date
Source detail from https://commons.wikimedia.org/wiki/File:Mendeleev%27s_1869_periodic_table.png
Author en:Dmitri Mendeleev (1834-1907)

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Public domain

This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer.


This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

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current19:36, 27 January 2019Thumbnail for version as of 19:36, 27 January 2019628 × 238 (14 KB)DePiep (talk | contribs)User created page with UploadWizard

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