Fermium
Symbol
Fm
Atomic Number
100
Atomic Weight
257.0951
Element Classification
Discovered By
Argonne, Los Alamos, U of Calif
Discovery Date
1953 (United States)
Name Origin
Named in honor of the scientist Enrico Fermi.
Density(g/cc)
n/a
Melting Point
1800
Boiling Point(K)
n/a
Appearance
Radioactive, synthetic metal
Atomic Radius(pm)
290
Atomic Volume(cc/mol)
n/a
Covalent Radius(pm)
n/a
Ionic Radius
n/a
Specific Heat
n/a
Fusion Heat
n/a
Evaporation Heat(kj/mol)
n/a
Thermal Conductivity(@25°C W/m K)
n/a
Debye Temperature
n/a
Pauling Negativity Number
1.3
First Ionizing Energy(kj/mol)
(630)
Oxidation States
3
Electronic Configuration
[Rn] 5f12 7s2
Lattice Structure
(n/a)
Lattice Constant
n/a
Lattice C/A Ratio
n/a
