Molybdenum (Mo)vsTantalum (Ta)
Molybdenum (Mo) has a higher Electron Affinity (72 vs 31 kJ/mol), while Tantalum (Ta) has a higher Atomic Mass (181 vs 96 u), while Tantalum (Ta) has a higher Atomic Number (73 vs 42).
Atomic Properties
42
Atomic Number
73
96
Atomic Mass
181
5
Period
6
6
Group
5
Physical Properties
10
Density
17
2,896
Melting Point
3,290
4,912
Boiling Point
5,731
24
Molar Heat Capacity
25
Chemical Properties
2
Electronegativity
2
72
Electron Affinity
31
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).