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Roentgenium
Roentgenium

Holmium
Holmium



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Holmium

Roentgenium and Holmium Periodic Table

Periodic Table

Symbol

Group Number

Period Number

Block

Element Family

CAS Number

Space Group Name

Space Group Number

 
Rg
11
7
d block
-
54386242
-
194.00
 
Ho
3
6
f block
Lanthanide
7440600
P63/mmc
194.00