Dubnium (Db)vsHafnium (Hf)
Dubnium (Db) has a higher Density (29 vs 13 g/cm³), while Dubnium (Db) has a higher Atomic Mass (268 vs 178 u), while Dubnium (Db) has a higher Atomic Number (105 vs 72).
Atomic Properties
105
Atomic Number
72
268
Atomic Mass
178
7
Period
6
5
Group
4
Physical Properties
29
Density
13
N/A
Melting Point
2,506
N/A
Boiling Point
4,876
N/A
Molar Heat Capacity
26
Chemical Properties
N/A
Electronegativity
1
N/A
Electron Affinity
17
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).