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Niobium
Niobium

Lead
Lead



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Niobium
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Niobium and Lead Periodic Table

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Periodic Table

Symbol

Nb
Pb

Group Number

514
0 17
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Period Number

56
2 7
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Block

d block
p block

Element Family

Transition Metal
Post-​Transition

CAS Number

74400317439921
7429905 54386242
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Space Group Name

Im_ 3m
Fm_ 3m

Space Group Number

229.00225.00
11 276
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