Astatine (At)vsXenon (Xe)
Astatine (At) has a higher Electron Affinity (233 vs -77 kJ/mol), while Astatine (At) has a higher Boiling Point (610 vs 165 K), while Astatine (At) has a higher Melting Point (575 vs 161 K).
Atomic Properties
85
Atomic Number
54
210
Atomic Mass
131
6
Period
5
17
Group
18
Physical Properties
6
Density
6
575
Melting Point
161
610
Boiling Point
165
N/A
Molar Heat Capacity
N/A
Chemical Properties
2
Electronegativity
3
233
Electron Affinity
-77
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).