Mendelevium (Md)

Mendelevium (Md)

Atomic Number: 101
Atomic Weight: (256)
Melting Point: not known
Boiling Point: not known
Specific Gravity: not known
Valences: 2, 3

Mendelevium was discovered in 1955 by Ghiorso and co-workers. Mendelevium is a radioactive element, and the half-life of the most stable isotope is two months. It is named in honour of Dmitri Mendeleev, the man credited with publishing the first periodic table back in 1869. [LM] {RW}