The mineralogy of Meitnerium
About Meitnerium |
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Meitnerium is a synthetic element and has not been found in nature. |
General Properties | |
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Symbol: | Mt |
Atomic Number: | 109 |
Standard atomic weight (Ar): | [276] |
Electron configuration: | [Rn].5f14.6d7.7s2 |
Atomic Properties |
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Physical Properties | |
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Metal/Non-Metal: | transition metal |
Main isotopes of Meitnerium | ||||
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Isotope | % in Nature | Half Life | Decay type | Decay product |
270mMt ? | synthetic | 1.1s | α | 266Bh |
274Mt | synthetic | 0.44s | α | 270Bh |
276Mt | synthetic | 0.72s | α | 272Bh |
278Mt | synthetic | 7.6s | α | 274Bh |
Other Information | |
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Year Discovered: | 1982 |
Discovered By: | Gesellschaft für Schwerionenforschung |
Named For: | |
CPK color coding: | #EB0026 |
External Links: | WikipediaWebElementsLos Alamos National LaboratoryTheodore Gray's PeriodicTable.com |
Periodic Table | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Hassium << Meitnerium >> Darmstadtium |
Spotted a mistake/omission? - These pages are a work in progress, so please send all comments/corrections to jolyon@mindat.org. Thank you.
Constants and physical property data from:
David R. Lide (ed.), CRC Handbook of Chemistry and Physics, 85th Edition. CRC Press. Boca Raton, Florida (2005).
Kaye and Laby Tables of Physical & Chemical Constants (2005). Section 3.1.3, Abundances of the elements
A. Earnshaw, N. Greenwood, Chemistry of the Elements, 2nd edition, Butterworth-Heinemann, (1997)
Thomas J. Ahrens (ed.), Global Earth Physics : A Handbook of Physical Constants, American Geophysical Union (1995)
L.B. Railsback, An Earth Scientist's Periodic Table of the Elements and Their Ions : Geology 31:9 p737-740 (2003)
Emsley, J. Nature's Building Blocks: An A-Z Guide to the Elements. New York: Oxford University Press (2001)