Periodic Table · element

Californium

Cf · Z 98

atomic number
98
atomic mass
251
notation
Cf
group
f-block: Actinide
period
7
state0c
Solid
state20c
Solid
occurrence
Synthetic
density
15.1
melting pt
900
boiling pt
1470
discovered
1950

categories

#Actinide#Metal

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From the All Periodical Elements database in Notion, last edited 2026-08-13. This page is the row, rendered by the build; nothing on it is written by hand.