100
-257
Fermium
Enrico Fermi
1952
Albert Ghiorso et al, Lawrence Berkeley National Laboratory (United States)
group n/a | period 7 | f-block Rn 5f¹² 7s²
Cs
…
Er
Rn
▲
Fr
Es
◄
Fm
►
Md
Og
CELTIC
BRYTHONIC
GOIDELIC
ROMANCE
EASTERN ROMANCE
WESTERN ROMANCE
CONSTRUCTED
ALBANIAN
GERMANIC
NORTHERN GERMANIC
WESTERN GERMANIC
INDIC
IRANIAN
ARMENIAN
BALTIC
SLAVIC
EASTERN SLAVIC
SOUTHERN SLAVIC
WESTERN SLAVIC
GREEK
URALIC
FINNIC
UGRIC
TURKIC
KARTVELIAN
BASQUE