Argon (Ar)vsSamarium (Sm)
Samarium (Sm) has a higher Electron Affinity (16 vs -96 kJ/mol), while Samarium (Sm) has a higher Boiling Point (2,173 vs 87 K), while Samarium (Sm) has a higher Melting Point (1,345 vs 84 K).
Atomic Properties
18
Atomic Number
62
40
Atomic Mass
150
3
Period
6
18
Group
3
Physical Properties
2
Density
8
84
Melting Point
1,345
87
Boiling Point
2,173
N/A
Molar Heat Capacity
30
Chemical Properties
N/A
Electronegativity
1
-96
Electron Affinity
16
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).