Hafnium (Hf)vsPlatinum (Pt)
Platinum (Pt) has a higher Electron Affinity (205 vs 17 kJ/mol), while Platinum (Pt) has a higher Group (10 vs 4), while Platinum (Pt) has a higher Electronegativity (2 vs 1 Pauling).
Atomic Properties
72
Atomic Number
78
178
Atomic Mass
195
6
Period
6
4
Group
10
Physical Properties
13
Density
21
2,506
Melting Point
2,041
4,876
Boiling Point
4,098
26
Molar Heat Capacity
26
Chemical Properties
1
Electronegativity
2
17
Electron Affinity
205
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).