
28-06-2009, 11:32 PM
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Supernova Searcher
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Join Date: Mar 2005
Location: Cambroon Queensland Australia
Posts: 9,326
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Quote:
Originally Posted by Robh
Interesting, Ron.
I'm no expert on the elements but out of curiosity (fishing around in wikipedia), I found out that the exact number of physically possible elements is unknown. The light speed limit on orbiting electrons in very large shells gives a theoretical limit to the atomic number Z of 173.
However, it is likely that the periodic table ends much earlier, around Z=126, soon after the "island of instability". The scientists quest is to determine this endpoint.
Regards, Rob
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Rob, I believe you   
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