hydrium

Fetched 2026-10-26 (cache).

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Noun

1. {{lb|en|obsolete|chemistry}} [[hydrogen]] <ref> ''Fireside Science'', [http://cdl.library.cornell.edu/cgi-bin/moa/pageviewer?frames=1&coll=moa&view=50&root=/moa/manu/manu0004/&tif=00176.TIF What is Water?], 1872 </ref>
2. {{lb|en|rare|chemistry}} [[protium]] <ref> "Alkylation of Alkanes", by ''Gustav Egloff'' & ''George Hulla'', published by '''Reinhold Pub. Corp.''', '1948' </ref>

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