Astatine (At)vsRadium (Ra)
Astatine (At) has a higher Electron Affinity (233 vs 10 kJ/mol), while Astatine (At) has a higher Group (17 vs 2), while Radium (Ra) has a higher Boiling Point (2,010 vs 610 K).
Atomic Properties
85
Atomic Number
88
210
Atomic Mass
226
6
Period
7
17
Group
2
Physical Properties
6
Density
6
575
Melting Point
1,233
610
Boiling Point
2,010
N/A
Molar Heat Capacity
N/A
Chemical Properties
2
Electronegativity
1
233
Electron Affinity
10
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).