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Americium (Am)vsZirconium (Zr)

Zirconium (Zr) has a higher Electron Affinity (42 vs 10 kJ/mol), while Americium (Am) has a higher Atomic Mass (243 vs 91 u), while Americium (Am) has a higher Molar Heat Capacity (63 vs 25 J/(mol·K)).

Atomic Properties

95
Atomic Number
40
243
Atomic Mass
91
7
Period
5
3
Group
4

Physical Properties

12
Density
7
1,449
Melting Point
2,128
2,880
Boiling Point
4,650
63
Molar Heat Capacity
25

Chemical Properties

1
Electronegativity
1
10
Electron Affinity
42

Similar Comparisons to Americium (Am) vs Zirconium (Zr)

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