Aluminium (Al)vsIridium (Ir)
Iridium (Ir) has a higher Density (23 vs 3 g/cm³), while Iridium (Ir) has a higher Atomic Mass (192 vs 27 u), while Iridium (Ir) has a higher Atomic Number (77 vs 13).
Atomic Properties
13
Atomic Number
77
27
Atomic Mass
192
3
Period
6
13
Group
9
Physical Properties
3
Density
23
933
Melting Point
2,719
2,743
Boiling Point
4,403
24
Molar Heat Capacity
25
Chemical Properties
2
Electronegativity
2
42
Electron Affinity
151
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).