Astatine (At)vsOxygen (O)
Astatine (At) has a higher Atomic Mass (210 vs 16 u), while Astatine (At) has a higher Atomic Number (85 vs 8), while Astatine (At) has a higher Melting Point (575 vs 54 K).
Atomic Properties
85
Atomic Number
8
210
Atomic Mass
16
6
Period
2
17
Group
16
Physical Properties
6
Density
1
575
Melting Point
54
610
Boiling Point
90
N/A
Molar Heat Capacity
N/A
Chemical Properties
2
Electronegativity
3
233
Electron Affinity
141
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).