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Americium (Am)vsLanthanum (La)

Lanthanum (La) has a higher Electron Affinity (53 vs 10 kJ/mol), while Americium (Am) has a higher Molar Heat Capacity (63 vs 27 J/(mol·K)), while Americium (Am) has a higher Density (12 vs 6 g/cm³).

Atomic Properties

95
Atomic Number
57
243
Atomic Mass
139
7
Period
6
3
Group
3

Physical Properties

12
Density
6
1,449
Melting Point
1,193
2,880
Boiling Point
3,737
63
Molar Heat Capacity
27

Chemical Properties

1
Electronegativity
1
10
Electron Affinity
53

Similar Comparisons to Americium (Am) vs Lanthanum (La)

Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).