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Mendelevium
Symbol: Md
Atomic Number: 101
Atomic Weight: 258.1
Element Classification: Radioactive Rare Earth Element (Actinide Series).
Discovered By: G.T.Seaborg, S.G.Tompson, A.Ghiorso, K.Street Jr.
Discovery Date: 1955 (United States)
Name Origin: Named in honor of the scientist Dmitri Ivanovitch Mendeleyev, who devised the periodic table.
Density (g/cc): n/a
Melting Point (°K): 1100
Boiling Point (°K): n/a
Appearance: Radioactive, synthetic metal
Atomic Radius (pm): 287
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: 1.3
First Ionizing Energy (kJ/mol): (635)
Oxidation States: 3
Electronic Configuration: [Rn] 5f13 7s2
Lattice Structure: n/a
Lattice Constant (Å): n/a
Lattice C/A Ratio: n/a