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Boron (B)vsNeptunium (Np)

Neptunium (Np) has a higher Atomic Mass (237 vs 11 u), while Neptunium (Np) has a higher Atomic Number (93 vs 5), while Neptunium (Np) has a higher Density (20 vs 2 g/cm³).

Atomic Properties

5
Atomic Number
93
11
Atomic Mass
237
2
Period
7
13
Group
3

Physical Properties

2
Density
20
2,349
Melting Point
912
4,200
Boiling Point
4,447
11
Molar Heat Capacity
29

Chemical Properties

2
Electronegativity
1
27
Electron Affinity
46

Similar Comparisons to Boron (B) vs Neptunium (Np)

Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).