Iridium (Ir)vsOganesson (Og)
Iridium (Ir) has a higher Electron Affinity (151 vs 5 kJ/mol), while Iridium (Ir) has a higher Boiling Point (4,403 vs 350 K), while Iridium (Ir) has a higher Density (23 vs 5 g/cm³).
Atomic Properties
77
Atomic Number
118
192
Atomic Mass
294
6
Period
7
9
Group
18
Physical Properties
23
Density
5
2,719
Melting Point
N/A
4,403
Boiling Point
350
25
Molar Heat Capacity
N/A
Chemical Properties
2
Electronegativity
N/A
151
Electron Affinity
5
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).