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Praseodymium
Praseodymium

Fermium
Fermium



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Praseodymium and Fermium Periodic Table

Periodic Table

Symbol

Pr
Fm

Group Number

33
0 17
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Period Number

67
2 7
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Block

f block
f block

Element Family

Lanthanide
Actinide

CAS Number

74401007440724
7429905 54386242
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Space Group Name

P63/mmc
-

Space Group Number

194.00194.00
11 276
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