Fermium
Fermium General
Name:Fermium | Symbol:Fm |
Type:Rare Earth, Actinides | Atomic weight:257 |
Density @ 293 K: | Atomic volume: |
Discovered:
1954 |
Fermium States
State (s, l, g):solid | |
Melting point:1800 K (1527 °C) | Boiling point:K |
Fermium Energies
Specific heat capacity: | Heat of atomization:kJ/mole atoms |
Heat of fusion: | Heat of vaporization : |
1st ionization energy:627 kJ/mole | 2nd ionization energy:kJ/mole |
3rd ionization energy:kJ/mole | Electron affinity:kJ/mole |
Fermium Oxidation & Electrons
Shells: 2,8,18,32,30,8,2 | Electron configuration:[Rn] 5f12 7s2 |
Minimum oxidation number:0 | Maximum oxidation number:3 |
Min. common oxidation no.:0 | Max. common oxidation no.:3 |
Electronegativity (Pauling Scale):1.3 | Polarizability volume:23.8 Å3 |
Fermium Appearance & Characteristics
Structure: | Color: |
Hardness:mohs | |
Harmful effects:
|
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Characteristics:
Radioactive Uses:
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Fermium Reactions
Reaction with air: | Reaction with 6 M HCl: |
Reaction with 15 M HNO3: | Reaction with 6 M NaOH: |
Fermium Compounds
Oxide(s): | Chloride(s): |
Hydride(s): |
Fermium Radius
Atomic radius:pm | Ionic radius (1+ ion):pm |
Ionic radius (2+ ion):pm | Ionic radius (3+ ion):pm |
Ionic radius (2- ion):pm | Ionic radius (1- ion):pm |
Fermium Conductivity
Thermal conductivity:J/m-sec-deg | Electrical conductivity:1/mohm-cm |
Fermium Abundance & Isotopes
Abundance earth's crust: log | |
Abundance solar system: log | |
Cost, pure:$/100g | |
Cost, bulk:$/100g | |
Source:
Synthetic |
|
Isotopes:
0 |
Fermium Other
Other:
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