fermium

Atomic number: 100
Atomic weight: 257
Symbol: Fm
Group number: (actinide)
Electronic configuration: [Rn].5f¹².7s²

Physical data

Standard state: unknown but presumably a solid at 298 K
Colour: 1st 627
Density of solid at ambient temperature/kg m-3: no data
Molar volume/cm3: no data

back >>