Einsteinium
Symbol
Es
Atomic Number
99
Atomic Weight
252.083
Element Classification
Discovered By
Argonne, Los Alamos, U of Calif
Discovery Date
1952 (United States)
Name Origin
Named in honor of the scientist Albert Einstein.
Density(g/cc)
n/a
Melting Point
n/a
Boiling Point(K)
1130
Appearance
Radioactive, synthetic metal
Atomic Radius(pm)
292
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)
(620)
Oxidation States
3
Electronic Configuration
[Rn] 5f11 7s2
Lattice Structure
(n/a)
Lattice Constant
n/a
Lattice C/A Ratio
n/a
