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Lanthanum (La)vsTantalum (Ta)

Tantalum (Ta) has a higher Melting Point (3,290 vs 1,193 K), while Tantalum (Ta) has a higher Density (17 vs 6 g/cm³), while Lanthanum (La) has a higher Electron Affinity (53 vs 31 kJ/mol).

Atomic Properties

57
Atomic Number
73
139
Atomic Mass
181
6
Period
6
3
Group
5

Physical Properties

6
Density
17
1,193
Melting Point
3,290
3,737
Boiling Point
5,731
27
Molar Heat Capacity
25

Chemical Properties

1
Electronegativity
2
53
Electron Affinity
31

Similar Comparisons to Lanthanum (La) vs Tantalum (Ta)

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