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Promethium
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Promethium
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Promethium and Radium Periodic Table
Promethium
Radium
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Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
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Periodic Table
Symbol
Pm
Ra
Group Number
3
2
0
17
👆🏻
Period Number
6
7
2
7
👆🏻
Block
f block
s block
Element Family
Lanthanide
Alkaline Earth
CAS Number
7440122
7440144
7429905
54386242
👆🏻
Space Group Name
-
Im_ 3m
Space Group Number
194.00
229.00
11
276
👆🏻
Compare Lanthanide Series
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Promethium vs Holmium
Promethium vs Lutetium
Promethium vs Praseodymium
» More Compare Lanthanide Series
Lanthanide Series
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Thulium
Ytterbium
Terbium
Dysprosium
Holmium
Lutetium
» More Lanthanide Series
Lanthanide Series
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Praseodymium
Periodic ...
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Uses
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Physical
Europium
Periodic ...
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Facts
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Uses
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Physical
Lanthanum
Periodic ...
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Facts
|
Uses
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Physical
Compare Lanthanide Series
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Radium vs Ytterbium
Periodic ...
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Facts
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Uses
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Physical
Radium vs Terbium
Periodic ...
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Facts
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Uses
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Physical
Radium vs Dysprosium
Periodic ...
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Facts
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Uses
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Physical