Actinium (Ac)vsTantalum (Ta)
Tantalum (Ta) has a higher Melting Point (3,290 vs 1,500 K), while Tantalum (Ta) has a higher Density (17 vs 10 g/cm³), while Tantalum (Ta) has a higher Group (5 vs 3).
Atomic Properties
89
Atomic Number
73
227
Atomic Mass
181
7
Period
6
3
Group
5
Physical Properties
10
Density
17
1,500
Melting Point
3,290
3,500
Boiling Point
5,731
27
Molar Heat Capacity
25
Chemical Properties
1
Electronegativity
2
34
Electron Affinity
31
Similar Comparisons to Actinium (Ac) vs Tantalum (Ta)
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).