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Promethium
Promethium

Mercury
Mercury



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Promethium and Mercury Periodic Table

Periodic Table

Symbol

Pm
Hg

Group Number

312
0 17
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Period Number

66
2 7
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Block

f block
d block

Element Family

Lanthanide
Transition Metal

CAS Number

74401227439976
7429905 54386242
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Space Group Name

-
R_ 3m

Space Group Number

194.00166.00
11 276
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