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Fermium

(Fm)

Category

Actinoid

Series

actinide

Relative atomic mass

257.0951

Density

13.51

Melting point (°C)

1342

Boiling point (°C)

3100

Electronegativity (Pauling)

1.28

Discovery year

1949

Discovered by

Glenn T. Seaborg

created by @lukaswyss

Fermium (Fm) – Element 100