Symbol:
Db
Atomic Number:
105
Atomic Weight:
[262]
Element Classification:
Transition Metal
Discovered By:
G.N. Flerov (Dubna/USSR); A. Ghiorso, et al (Berkeley)
Discovery Date:
1967 (USSR); 1970 (United States)
Name Origin:
Joint Institue for Nuclear Research at Dubna
Density (g/cc):
n/a
Melting Point (K):
n/a
Boiling Point (K):
n/a
Appearance:
Radioactive, synthetic metal
Atomic Radius (pm):
n/a
Atomic Volume (cc/mol):
n/a
Covalent Radius (pm):
n/a
Ionic Radius:
n/a
Specific Heat (@20°C J/g mol):
n/a
Fusion Heat (kJ/mol):
n/a
Evaporation Heat (kJ/mol):
n/a
Thermal Conductivity (@25°C W/m K):
Debye Temperature (K):
n/a
Pauling Negativity Number:
n/a
First Ionizing Energy (kJ/mol):
n/a
Oxidation States:
n/a
Electronic Configuration:
[Rn] 5f14 6d3 7s2
Lattice Structure:
n/a
Lattice Constant (Å):
n/a
Lattice C/A Ratio:
n/a