Antimony (Sb)vsProtactinium (Pa)
Antimony (Sb) has a higher Group (15 vs 3), while Protactinium (Pa) has a higher Density (15 vs 7 g/cm³), while Protactinium (Pa) has a higher Boiling Point (4,300 vs 1,908 K).
Atomic Properties
51
Atomic Number
91
122
Atomic Mass
231
5
Period
7
15
Group
3
Physical Properties
7
Density
15
904
Melting Point
1,841
1,908
Boiling Point
4,300
25
Molar Heat Capacity
N/A
Chemical Properties
2
Electronegativity
2
101
Electron Affinity
53
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).