Americium (Am)vsArgon (Ar)
Americium (Am) has a higher Electron Affinity (10 vs -96 kJ/mol), while Americium (Am) has a higher Boiling Point (2,880 vs 87 K), while Americium (Am) has a higher Melting Point (1,449 vs 84 K).
Atomic Properties
95
Atomic Number
18
243
Atomic Mass
40
7
Period
3
3
Group
18
Physical Properties
12
Density
2
1,449
Melting Point
84
2,880
Boiling Point
87
63
Molar Heat Capacity
N/A
Chemical Properties
1
Electronegativity
N/A
10
Electron Affinity
-96
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).