Neptunium and Rhenium Periodic Table
Periodic Table
Symbol
Np
Re
Group Number
Not Available
7
11
Period Number
7
6
Block
f block
d block
Element Family
Actinide
Transition Metal
CAS Number
7439998
99+
7440155
99+
Space Group Name
Pnma
P63/mmc
Space Group Number
62.00
11
194.00
5
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