Should the element of the atomic number 72 be called celtium or hanium?

✍ Scribed by Urbain, G.

• Book ID: 102884967
• Publisher: Wiley (John Wiley & Sons)
• Year: 1923
• Weight: 676 KB
• Volume: 42
• Category: Article
• ISSN: 0368-4075
• DOI: 10.1002/jctb.5000423202

✦ Synopsis

Aiiotlicr iiistwicc of inodcni complcsity is provided by Dr. 17. IY. hstoii's lcttcr to Xalure *After referring to tlic ciiipiriciil rules tlicit, without csccptioii so far, none of tlic clcincnts of .odd ntoiiiic nunibrr coiisists of iiiorc f l i i i i i two isotopcs nnd that, with tlic csccptioii of nitrogen, thc niorc abundant of tlic two constituents, or both (csccpt tlic wccil;cr coiistitucnts of litliiiini .and boron), will I)c of otltl atomic w i g h t , Ur.

Aston states tliiit Iic litis cs;uiiiiictl tlic 1ii:iss-s11cctruiii of copper cintl Iiiis fount1 fiiiiit liiics .iippciiriiig n t tlic espeetcd positions ci3 iiiitl 65. Professor Dempstcr rcce-iitly iiimouiiced t.liat tllC nbol-c rulcs \OlIId not IlOltl 1 1 s lie folllld t h a t coppcrlintl tlic tlircc isotopcs 62, (i.l iiiid W.

Dr. Aston suggcsts, Iiowcl-cr, t l i i i t tlic Iiiics described ~JJ' Prof. Dcinpster iigrce csiictly witli iliosc of tlic strong isotol)cs of zinc ~i i i t l wcrc .cIciiiciit, citlicr in tlic copl~cr or nioic 1)robably .in tlic f uriiacc ilia t criiil .

of August 4 011 tl1c nlass-sl~cctrun1 of Cop1"r.