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Lead
Lead

Niobium
Niobium



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Niobium

Lead and Niobium Periodic Table

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Periodic Table

Symbol

Pb
Nb

Group Number

145
0 17
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Period Number

65
2 7
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Block

p block
d block

Element Family

Post-​Transition
Transition Metal

CAS Number

74399217440031
7429905 54386242
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Space Group Name

Fm_ 3m
Im_ 3m

Space Group Number

225.00229.00
11 276
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