Antimony (Sb)vsAstatine (At)
Antimony (Sb) has a higher Boiling Point (1,908 vs 610 K), while Astatine (At) has a higher Electron Affinity (233 vs 101 kJ/mol), while Astatine (At) has a higher Atomic Mass (210 vs 122 u).
Atomic Properties
51
Atomic Number
85
122
Atomic Mass
210
5
Period
6
15
Group
17
Physical Properties
7
Density
6
904
Melting Point
575
1,908
Boiling Point
610
25
Molar Heat Capacity
N/A
Chemical Properties
2
Electronegativity
2
101
Electron Affinity
233
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).