Astatine (At)vsThulium (Tm)
Astatine (At) has a higher Group (17 vs 3), while Thulium (Tm) has a higher Boiling Point (2,223 vs 610 K), while Thulium (Tm) has a higher Melting Point (1,818 vs 575 K).
Atomic Properties
85
Atomic Number
69
210
Atomic Mass
169
6
Period
6
17
Group
3
Physical Properties
6
Density
9
575
Melting Point
1,818
610
Boiling Point
2,223
N/A
Molar Heat Capacity
27
Chemical Properties
2
Electronegativity
1
233
Electron Affinity
99
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).