The Mineralogy of Nobelium
| About Nobelium |
|---|
| Nobelium is a radioactive transuranic element that has only been produced in nuclear reactors. |
| General Properties | |
|---|---|
| Symbol: | No |
| Atomic Number: | 102 |
| Standard atomic weight (Ar): | [259] |
| Electron configuration: | [Rn] 5f14 7s2 |
| Atomic Properties | |
|---|---|
| Electronegativity (Pauling scale): | 1.3 |
| 1st Ionization energy: | 642 kJ/mol |
| Oxidation States: | 2,3 |
| Physical Properties | |
|---|---|
| Melting Point: | 1100 K |
| Metal/Non-Metal: | actinoid |
| Main isotopes of Nobelium | ||||
|---|---|---|---|---|
| Isotope | % in Nature | Half Life | Decay type | Decay product |
| 253No | synthetic | 1.62min | α | 249Fm |
| β+ | 253Md | |||
| 254No | synthetic | 51s | α | 250Fm |
| β+ | 254Md | |||
| 255No | synthetic | 3.1min | α | 251Fm |
| β+ | 255Md | |||
| 257No | synthetic | 25s | α | 253Fm |
| β+ | 257Md | |||
| 259No | synthetic | 58min | α | 255Fm |
| ε | 259Md | |||
| Spontaneous fission | ||||
| Main ions of Nobelium | ||||
|---|---|---|---|---|
| Name | Ion | Example minerals | ||
| nobelium(II) | No2+ | |||
| nobelium(III) | No3+ | |||
| Other Information | |
|---|---|
| Year Discovered: | 1966 |
| Discovered By: | Joint Institute for Nuclear Research |
| Named For: |  Alfred Nobel |
| CPK color coding: | #BD0D87 |
| External Links: | WikipediaWebElementsLos Alamos National LaboratoryTheodore Gray's PeriodicTable.com |
| Periodic Table | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Mendelevium << Nobelium >> Lawrencium | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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)