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Niobium
Niobium
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Americium
Americium
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Niobium and Americium Periodic Table

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Periodic Table

Symbol

Group Number

Period Number

Block

Element Family

CAS Number

Space Group Name

Space Group Number

 
Nb
5
5
d block
Transition Metal
7440031
Im_ 3m
229.00
 
Am
10
7
f block
Actinide
7440359
P63/mmc
194.00