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A101649 Atomic numbers of the poor metals on the periodic table. +0
3
13, 31, 49, 50, 81, 82, 83 (list; graph; listen)
OFFSET

0,1

COMMENT

Elements 113, 114 and 115 are believed to be poor metals too. Element 116 could be either a poor metal or a metalloid. So I'm not putting the keyword full at this time. The poor metals are between the metalloids and the transition metals on the periodic table.

REFERENCES

The New Encyclopaedia Britannica, 15th Edition, 1991, Volume 15 (Macropedia), Chemical Elements.

LINKS

Wikipedia, Periodic table.

Wikipedia, Poor metals.

EXAMPLE

The atomic number of aluminium is 13.

CROSSREFS

Cf. A018227, A097478, A101647, A101648, A099956, A099955.

Sequence in context: A100589 A111489 A106294 this_sequence A063305 A065768 A021007

Adjacent sequences: A101646 A101647 A101648 this_sequence A101650 A101651 A101652

KEYWORD

fini,nonn

AUTHOR

Robert Happelberg (roberthappelberg(AT)yahoo.com), Dec 10 2004

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Last modified November 30 22:12 EST 2008. Contains 150989 sequences.


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