Americium (Am)vsGadolinium (Gd)
Americium (Am) has a higher Molar Heat Capacity (63 vs 37 J/(mol·K)), while Americium (Am) has a higher Atomic Mass (243 vs 157 u), while Americium (Am) has a higher Density (12 vs 8 g/cm³).
Atomic Properties
95
Atomic Number
64
243
Atomic Mass
157
7
Period
6
3
Group
3
Physical Properties
12
Density
8
1,449
Melting Point
1,585
2,880
Boiling Point
3,273
63
Molar Heat Capacity
37
Chemical Properties
1
Electronegativity
1
10
Electron Affinity
13
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).