Barium (Ba)vsThulium (Tm)
Thulium (Tm) has a higher Electron Affinity (99 vs 14 kJ/mol), while Thulium (Tm) has a higher Density (9 vs 4 g/cm³), while Thulium (Tm) has a higher Melting Point (1,818 vs 1,000 K).
Atomic Properties
56
Atomic Number
69
137
Atomic Mass
169
6
Period
6
2
Group
3
Physical Properties
4
Density
9
1,000
Melting Point
1,818
2,118
Boiling Point
2,223
28
Molar Heat Capacity
27
Chemical Properties
1
Electronegativity
1
14
Electron Affinity
99
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).