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Promethium
Promethium

Cesium
Cesium



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Promethium
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Cesium

Promethium and Cesium Periodic Table

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Periodic Table

Symbol

Group Number

Period Number

Block

Element Family

CAS Number

Space Group Name

Space Group Number

 
Pm
3
6
f block
Lanthanide
7440122
-
194.00
 
Cs
1
6
s block
Alkali
7440462
Im_ 3m
229.00