Lawrencium, changed from LW to LR in 1997Steve Mikell
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----- Original Message -----
From: David D. Hillman
Sent: 02/07/14 12:07 AM
To: [log in to unmask]
Subject: [TN] NTC Friday Element Quiz Question

Hi folks - Here is the Friday Element Quiz Question: The Question: This element has APPROXIMATELY 14 isotopes with the longest isotope half life being just 4 hours. This element is artificially made and does not exist outside of particle accelerators or nuclear reactors. It has no common uses. This element's original Periodic Table Abbreviation was changed by the IUPAC. What element is being described?


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