Mendelevium

 


 

Name Mendelevium
Symbol Md
Atomic Number 101
Atomic Mass 258.0 atomic mass units
Number of Protons 101
Number of Neutrons 157
Number of Electrons 101
Melting Point Unknown
Boiling Point Unknown
Density Unknown
Normal Phase Synthetic
Family Rare Earth Metals
Period 7
Cost Unknown

 


 

Origin of Name

After Dmitri Ivanovitch Mendeleev, who developed the first periodic table

Date and Place of Discovery

First synthesized early in 1955 in the Lawrence Radiation Laboratory at the University of California at Berkeley by bombarding einsteinium with alpha particles

Discovered by

Glenn T. Seaborg, Bernard Harvey, Gregory Choppin and Stanley G. Thompson

Common Compounds No known compounds
Interesting facts
  • Very little is known about it.
  • Researchers have shown it to be moderately stable in the oxidation state.
  • Its isotope, 256Md, is used to analyze its chemical properties when in an aqueous solution.
  • Only trace amounts have been produced.
Common Uses There are no known uses except for basic scientific research.

 

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