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Iron (Fe)vsThulium (Tm)

Thulium (Tm) has a higher Electron Affinity (99 vs 15 kJ/mol), while Thulium (Tm) has a higher Atomic Mass (169 vs 56 u), while Iron (Fe) has a higher Group (8 vs 3).

Atomic Properties

26
Atomic Number
69
56
Atomic Mass
169
4
Period
6
8
Group
3

Physical Properties

8
Density
9
1,811
Melting Point
1,818
3,134
Boiling Point
2,223
25
Molar Heat Capacity
27

Chemical Properties

2
Electronegativity
1
15
Electron Affinity
99

Similar Comparisons to Iron (Fe) vs Thulium (Tm)

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