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Classifications |
Alternate Names | None |
Names of Allotropes | None |
Block | f |
Group | N/A |
Period | 7 |
Series | Actinide |
Electron Configuration | [Rn]7s25f12 |
Color | N/A |
Discovery | 1952 in The United States |
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Gas phase | N/A |
CAS Number | CAS7440-72-4 |
CID Number | N/A |
RTECS Number | N/A |
Electrical properties |
Electrical Type | N/A |
Electrical Conductivity | N/A |
Resistivity | N/A |
Superconducting Point | N/A |
Magnetic properties |
Magnetic Type | N/A |
Curie Point | N/A |
Mass Magnetic Susceptibility | N/A |
Molar Magnetic Susceptibility | N/A |
Volume Magnetic Susceptibility | N/A |
Abundances |
% in Universe | N/A |
% in Sun | 0% |
% in Meteorites | 0% |
% in Earth's Crust | 0% |
% in Oceans | 0% |
% in Humans | 0% |
Atomic dimensions and structure |
Atomic Radius | N/A |
Covalent Radius | N/A |
Van der Waals Radius | N/A |
Crystal Structure | N/A |
Lattice Angles | N/A |
Lattice Constants | N/A |
Space Group Name | N/A |
Space Group Number | N/A |
Nuclear Properties |
Half-Life | 100.4976851852 d |
Lifetime | 145.0231481481 d |
Decay Mode | AlphaEmission |
Quantum Numbers | 3H6 |
Neutron Cross Section | 5.8×103 |
Neutron Mass Absorption | N/A |
Known Isotopes | 242Fm, 243Fm, 244Fm, 245Fm, 246Fm, 247Fm, 248Fm, 249Fm, 250Fm, 251Fm, 252Fm, 253Fm, 254Fm, 255Fm, 256Fm, 257Fm, 258Fm, 259Fm, 260Fm |
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Stable Isotopes | |
Isotopic Abundances | |
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