The mineralogy of Meitnerium
| About Meitnerium |
|---|
| Meitnerium is a synthetic element and has not been found in nature. |
| General Properties | |
|---|---|
| Symbol: | Mt |
| Atomic Number: | 109 |
| Standard atomic weight (Ar): | [276] |
| Electron configuration: | [Rn].5f14.6d7.7s2 |
| Atomic Properties |
|---|
| Physical Properties | |
|---|---|
| Metal/Non-Metal: | transition metal |
| Main isotopes of Meitnerium | ||||
|---|---|---|---|---|
| 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 | |
|---|---|
| Year Discovered: | 1982 |
| Discovered By: | Gesellschaft für Schwerionenforschung |
| Named For: |  Lise Meitner |
| 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:
Lide, David R. - Ed. (2005) CRC Handbook of Chemistry and Physics - A Ready-Reference Book of Chemical and Physical Data (85th ed.). CRC Press.
National Physical Laboratory (2005) Kaye and Laby Online (discontinued). https://web.archive.org/web/20190506031327/http://www.kayelaby.npl.co.uk/
Kaye, G. W. C.; Laby, T. H. (n.d.) Tables of Physical and Chemical Constants and some Mathematical Functions. Longmans, Green, and Co.
Greenwood, N.N.; Earnshaw, A. (1997) Chemistry of the Elements (2nd ed.). Butterworth–Heinemann.
Ahrens, Thomas J. - Ed. (1995) Global Earth Physics - A Handbook of Physical Constants - AGU Reference Shelf No. 1. American Geophysical Union.
Railsback, L. Bruce (2003) An earth scientist's periodic table of the elements and their ions. Geology, 31 (9) 737 doi:10.1130/g19542.1
Emsley, John (2001) Nature's Building Blocks - An A-Z Guide to the Elements. Oxford University Press, Oxford.