Found 2 hits - Term: astatine, Database: *, Strategy: exact
- [1] : WordNet (r) 2.0
astatine
n : a highly unstable radioactive element the heaviest of the
halogen series; a decay product of uranium and thorium
syn: at, atomic number 85
see also:
at atomic number 85
- [2] : Elements database 20001107
astatine
symbol: at
atomic number: 85
atomic weight: 210
radioactive halogen element. occurs naturally from uranium and thorium
decay. at least 20 known isotopes. at-210, the most stable, has a
half-life of 8.3 hours. synthesized by nuclear bombardment in 1940 by d.r.
corson, k.r. mackenzie and e. segre at the university of california.
Results 1 - 10 of 18 found about astatine: Astatine
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Astatine, definition of term: Astatine
astatine_pag1.html
Periodic Table of Elements: Astatine - At (EnvironmentalChemistry.com)
...Astatine Menu. *Astatine Page One *Overview of Astatine. *Astatine's ... Astatine Menu. *Astatine Page One *Overview of Astatine. *Astatine's ... ..
http://www.environmentalchemistry.com/yogi/periodic/At.html, score=100, date indexed=January 21, 2006, 4:07 am Chemistry : Periodic Table : astatine : key information
...Here is a brief summary of the isolation of astatine. Astatine is ... astatine compounds. Reactions of astatine. Compounds. Bond enthalpies ... ..
http://www.webelements.com/webelements/elements/text/At/key.html, score=98, date indexed=December 21, 2005, 2:57 am astatine
...... astatine-216 in the thorium series, and astatine-215 and astatine-219 ... By the use of astatine-210 and astatine-211 and the tracer methods of ... ..
http://www.britannica.com/nobel/micro/38_12.html, score=52, date indexed=December 30, 2005, 1:04 pm Chemistry : Periodic Table : astatine : index
...astatine. Van der Waals radius. astatine. Velocity of sound. astatine ... astatine. Biological role. astatine. Block in periodic table. astatine ... ..
http://www.webelements.com/webelements/elements/text/At/index.html, score=49, date indexed=November 4, 2005, 4:03 pm It's Elemental - The Element Astatine
...Astatine's most stable isotope, astatine-210, has a half-life of 8.1 ... Small amounts of astatine exist in nature as a result of the decay of ... ..
http://education.jlab.org/itselemental/ele085.html, score=49, date indexed=December 30, 2005, 4:02 pm Astatine - Wikipedia, the free encyclopedia
...Astatine. *WebElements.com - Astatine. Retrieved from "http://en. ... Astatine is produced by bombarding bismuth with energetic alpha ... ..
http://www.wikipedia.org/wiki/Astatine, score=44, date indexed=January 1, 2006, 7:47 am Astatine
...... present in the earth's crust, however, is less than 1 oz. Astatine can ... Astatine is said to be more metallic than iodine, and, like iodine, it ... ..
http://www.scescape.net/~woods/elements/astatine.html, score=38, date indexed=December 30, 2005, 4:29 pm Chemical Elements.com - Astatine (At)
...I currently do not know of any links for Astatine. If you do, please ... Chemical Element.com - Astatine. <http://www.chemicalelements.com/ ... ..
http://www.chemicalelements.com/elements/at.html, score=37, date indexed=December 21, 2005, 2:56 am Visual Elements - Astatine
... ..
http://www.chemsoc.org/viselements/pages/astatine.html, score=34, date indexed=December 30, 2005, 2:57 pm
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