Berkelium (Bk)vsPotassium (K)
Potassium (K) has a higher Electron Affinity (48 vs -165 kJ/mol), while Berkelium (Bk) has a higher Density (15 vs 1 g/cm³), while Berkelium (Bk) has a higher Atomic Mass (247 vs 39 u).
Atomic Properties
97
Atomic Number
19
247
Atomic Mass
39
7
Period
4
3
Group
1
Physical Properties
15
Density
1
1,259
Melting Point
337
2,900
Boiling Point
1,032
N/A
Molar Heat Capacity
30
Chemical Properties
1
Electronegativity
1
-165
Electron Affinity
48
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).