Arsenic (As)vsRadium (Ra)
Arsenic (As) has a higher Electron Affinity (78 vs 10 kJ/mol), while Arsenic (As) has a higher Group (15 vs 2), while Radium (Ra) has a higher Atomic Mass (226 vs 75 u).
Atomic Properties
33
Atomic Number
88
75
Atomic Mass
226
4
Period
7
15
Group
2
Physical Properties
6
Density
6
N/A
Melting Point
1,233
N/A
Boiling Point
2,010
25
Molar Heat Capacity
N/A
Chemical Properties
2
Electronegativity
1
78
Electron Affinity
10
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).