Bromine (Br)vsProtactinium (Pa)
Protactinium (Pa) has a higher Boiling Point (4,300 vs 332 K), while Protactinium (Pa) has a higher Melting Point (1,841 vs 266 K), while Bromine (Br) has a higher Electron Affinity (325 vs 53 kJ/mol).
Atomic Properties
35
Atomic Number
91
80
Atomic Mass
231
4
Period
7
17
Group
3
Physical Properties
3
Density
15
266
Melting Point
1,841
332
Boiling Point
4,300
N/A
Molar Heat Capacity
N/A
Chemical Properties
3
Electronegativity
2
325
Electron Affinity
53
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).