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Neptunium
Neptunium

Thallium
Thallium



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Neptunium
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Neptunium and Thallium Periodic Table

Periodic Table

Symbol

Np
Tl

Group Number

313
0 17
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Period Number

76
2 7
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Block

f block
p block

Element Family

Actinide
Post-​Transition

CAS Number

74399987440280
7429905 54386242
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Space Group Name

Pnma
P63/mmc

Space Group Number

62.00194.00
11 276
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