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A138052
Atomic number of the penultimate transition metal (group 11) in the n-th row of the periodic system of elements.
0
29, 47, 79, 111
OFFSET
4,1
COMMENTS
This refers to Cu=29, Ar=47, Au=79, and Rg=111.
The first differences are 18, 18, 32, indicating that there is a row of Lanthanides between Au and Rg.
CROSSREFS
KEYWORD
nonn,fini,full,less
AUTHOR
Paul Curtz, May 02 2008
EXTENSIONS
Edited by R. J. Mathar, May 21 2009
STATUS
approved