Astatine (At)vsNeon (Ne)
Astatine (At) has a higher Electron Affinity (233 vs -116 kJ/mol), while Astatine (At) has a higher Melting Point (575 vs 25 K), while Astatine (At) has a higher Boiling Point (610 vs 27 K).
Atomic Properties
85
Atomic Number
10
210
Atomic Mass
20
6
Period
2
17
Group
18
Physical Properties
6
Density
1
575
Melting Point
25
610
Boiling Point
27
N/A
Molar Heat Capacity
N/A
Chemical Properties
2
Electronegativity
N/A
233
Electron Affinity
-116
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).