Berkelium (Bk)vsRubidium (Rb)
Rubidium (Rb) has a higher Electron Affinity (47 vs -165 kJ/mol), while Berkelium (Bk) has a higher Density (15 vs 2 g/cm³), while Berkelium (Bk) has a higher Melting Point (1,259 vs 312 K).
Atomic Properties
97
Atomic Number
37
247
Atomic Mass
85
7
Period
5
3
Group
1
Physical Properties
15
Density
2
1,259
Melting Point
312
2,900
Boiling Point
961
N/A
Molar Heat Capacity
31
Chemical Properties
1
Electronegativity
1
-165
Electron Affinity
47
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).