Ruthenium and Promethium Periodic Table
Periodic Table
Symbol
Ru
Pm
Group Number
8
10
Not Available
Period Number
5
6
Block
d block
f block
Element Family
Transition Metal
Lanthanide
CAS Number
7440188
99+
7440122
99+
Space Group Name
P63/mmc
Not Available
Space Group Number
194.00
5
Not Available
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