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Neptunium
Neptunium

Sodium
Sodium



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Neptunium and Sodium Periodic Table

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Periodic Table

Symbol

Np
-

Group Number

31
0 17
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Period Number

73
2 7
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Block

f block
s block

Element Family

Actinide
Alkali

CAS Number

74399987440235
7429905 54386242
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Space Group Name

Pnma
Im_ 3m

Space Group Number

62.00229.00
11 276
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