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Rubidium
Rubidium

Promethium
Promethium



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Rubidium
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Promethium

Rubidium and Promethium Periodic Table

Periodic Table

Symbol

Rb
Pm

Group Number

13
0 17
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Period Number

56
2 7
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Block

s block
f block

Element Family

Alkali
Lanthanide

CAS Number

74401777440122
7429905 54386242
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Space Group Name

Im_ 3m
-

Space Group Number

229.00194.00
11 276
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