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Hydrogen (H)vsNeptunium (Np)

Neptunium (Np) has a higher Atomic Mass (237 vs 1 u), while Neptunium (Np) has a higher Density (20 vs 0 g/cm³), while Neptunium (Np) has a higher Boiling Point (4,447 vs 20 K).

Atomic Properties

1
Atomic Number
93
1
Atomic Mass
237
1
Period
7
1
Group
3

Physical Properties

0
Density
20
14
Melting Point
912
20
Boiling Point
4,447
29
Molar Heat Capacity
29

Chemical Properties

2
Electronegativity
1
73
Electron Affinity
46

Similar Comparisons to Hydrogen (H) vs Neptunium (Np)

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