Boron (B)vsProtactinium (Pa)
Protactinium (Pa) has a higher Atomic Mass (231 vs 11 u), while Protactinium (Pa) has a higher Atomic Number (91 vs 5), while Protactinium (Pa) has a higher Density (15 vs 2 g/cm³).
Atomic Properties
5
Atomic Number
91
11
Atomic Mass
231
2
Period
7
13
Group
3
Physical Properties
2
Density
15
2,349
Melting Point
1,841
4,200
Boiling Point
4,300
11
Molar Heat Capacity
N/A
Chemical Properties
2
Electronegativity
2
27
Electron Affinity
53
Similar Comparisons to Boron (B) vs Protactinium (Pa)
More comparisons with Boron (B)
More comparisons with Protactinium (Pa)
Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).